SRAM Austin Semiconductor, Inc. 512K x 32 SRAM SRAM MEMORY ARRAY AVAILABLE AS MILITARY SPECIFICATIONS I/O 0 I/O 1 I/O 2 I/O 3 I/O 4 I/O 5 I/O 6 I/O 7 GND I/O 8 I/O 9 I/O 10 I/O 11 I/O 12 I/O 13 I/O 14 I/O 15 Operation with single 5V supply High speed: 12, 15, 17, 20, 25 and 35ns Built in decoupling caps for low noise Organized as 512Kx32 , byte selectable Low power CMOS TTL Compatible Inputs and Outputs Future offerings 3.3V Power Supply MARKINGS XT IT * Timing 12ns 15ns 17ns 20ns 25ns 35ns 45ns 55ns -12 -15 -17 -20 -25 -35 -45 -55 * Package Ceramic Quad Flatpack Ceramic Quad Flatpack Pin Grid Array Q Q1 P * Low Power Data Retention Mode L I/O 16 I/O 17 I/O 18 I/O 19 I/O 20 I/O 21 I/O 22 I/O 23 GND I/O 24 I/O 25 I/O 26 I/O 27 I/O 28 I/O 29 I/O 30 I/O 31 68 Lead CQFP Commercial Pinout Option (Q & Q1 with A) * Pinout Military Commercial I/O17 I/O18 I/O19 Vss I/O20 I/O21 I/O22 I/O23 Vcc I/O24 I/O25 I/O26 I/O27 Vss I/O28 I/O29 I/O30 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 I/O 14 I/O 13 I/O 12 Vss I/O 11 I/O 10 I/O 9 I/O 8 Vcc I/O 7 I/O 6 I/O 5 I/O 4 Vss I/O 3 I/O 2 I/O 1 I/O 31 A6 A5 A4 A3 A2 A1 A0 Vcc A13 A12 A11 A10 A9 A8 A7 I/O 0 No.702 9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61 I/O 16 A18 A17 CS4\ CS3\ CS2\ CS1\ NC Vcc NC NC OE\ WE\ A16 A15 A14 I/O 15 * Operating Temperature Ranges Military (-55oC to +125oC) Industrial (-40oC to +85oC) 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 Vcc A11 A12 A13 A14 A15 A16 CS1\ OE\ CS2\ A17 WE2\ WE3\ WE4\ A18 NC NC OPTIONS 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 SMD 5962-94611 (Military Pinout) MIL-STD-883 9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61 NC A0 A1 A2 A3 A4 A5 CS3\ GND CS4\ WE1\ A6 A7 A8 A9 A10 Vcc 68 Lead CQFP (Q & Q1) Military SMD Pinout Option FEATURES * * * * * * * PIN ASSIGNMENT (Top View) 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 * * AS8S512K32 & AS8S512K32A No.904 66 Lead PGA (P) Military SMD Pinout (no indicator) A* CS *(available with Q package only) CS GENERAL DESCRIPTION The Austin Semiconductor, Inc. AS8S512K32 and AS8S512K32A are 16 Megabit CMOS SRAM Modules organized as 512Kx32 bits. These devices achieve high speed access, low power consumption and high reliability by employing advanced CMOS memory technology. This military temperature grade product is ideally suited for military and space applications. \ CS CS For more products and information please visit our web site at www.austinsemiconductor.com AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 1 SRAM Austin Semiconductor, Inc. AS8S512K32 & AS8S512K32A CS M3 CS M2 CS M1 CS\1 CS1\ WE\ OE\ A0 - A18 M0 512K x 8 CS 512K x 8 CS\2 CS2\ 512K x 8 CS3\ CS\3 512K x 8 CS\4 CS4\ I/O 24 - I/O 31 I/O 16 - I/O 23 I/O 8 - I/O 15 I/O 0 - I/O 7 COMMERCIAL PINOUT/BLOCK DIAGRAM MILITARY PINOUT/BLOCK DIAGRAM TRUTH TABLE OE\ L CE\ CS L WE\ H I/O DOUT POWER ACTIVE Write(2) X L L DIN ACTIVE Standby X H X High Z STANDBY MODE Read AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 2 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. This is a stress rating only and functional operation on the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. **Junction temperature depends upon package type, cycle time, loading, ambient temperature and airflow. See the Application Information section at the end of this datasheet for more information. ABSOLUTE MAXIMUM RATINGS* Voltage of Vcc Supply Relative to Vss......................-.5V to +7V Storage Temperature............................................-65C to +150C Short Circuit Output Current(per I/O).................................20mA Voltage on Any Pin Relative to Vss....................-.5V to Vcc+1V Maximum Junction Temperature**...................................+150C *Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. ELECTRICAL CHARACTERISTICS AND RECOMMENDED DC OPERATING CONDITIONS (-55oC < TA < 125oC and -40oC to +85oC; Vcc = 5V +10%) DESCRIPTION Input High (logic 1) Voltage CONDITIONS SYMBOL VIH MIN 2.2 VIL -0.5 0.8 ILI1 -10 10 V A ILI2 -10 10 A Output(s) Disabled 0V<VOUT<VCC ILO -10 10 A Output High Voltage IOH = 4.0mA VOH 2.4 Output Low Voltage IOL = 8.0mA VOL Input Low (logic 1) Voltage Input Leakage Current ADD,OE 0V<VIN<VCC Input Leakage Current WE, CE Output Leakage Current I/O VCC Supply Voltage DESCRIPTION CONDITIONS SYMBOL -12 4.5 MAX UNITS NOTES VCC+.5 V 1 1,2 V 1 0.4 V 1 5.5 V 1 -15 -17 MAX -20 -25 -35 -45 -55 UNITS NOTES CS\<VIL; VCC = MAX Power Supply f = MAX = 1/ tRC (MIN) Current: Operating Outputs Open Icc 250 200 700 650 600 570 570 550 mA 3,13 CS\>VIH; VCC = MAX Power Supply f = MAX = 1/ tRC (MIN) Current: Standby Outputs Open ISBT1 80 80 240 240 190 190 150 150 mA 3, 13 ISBT2 80 80 80 80 80 80 80 80 mA CMOS Standby AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 VIN = VCC - 0.2V, or VSS +0.2V VCC=Max; f = 0Hz Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 3 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. CAPACITANCE (VIN = 0V, f = 1MHz, TA = 25oC)1 CADD SYMBOL PARAMETER A0 - A18 Capacitance MAX 50 UNITS pF COE CWE, CCS OE\ Capacitance 50 pF CIO WE\ and CS\ Capacitance 20 pF I/O 0- I/O 31 Capacitance 20 pF CWE ("A" version) WE\ Capacitance 50 pF NOTE: 1. This parameter is sampled. AC TEST CONDITIONS Test Specifications Input pulse levels.........................................VSS to 3V Input rise and fall times.........................................5ns Input timing reference levels...............................1.5V Output reference levels........................................1.5V Output load..............................................See Figure 1 IOL Current Source Device Under Test - + Vz = 1.5V (Bipolar Supply) + Ceff = 50pf Current Source NOTES: Vz is programmable from -2V to + 7V. IOL and IOH programmable from 0 to 16 mA. Vz is typically the midpoint of VOH and VOL. IOL and IOH are adjusted to simulate a typical resistive load circuit. AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 IOH Figure 1 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 4 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS (NOTE 5) (-55oC<TA < 125oC and -40oC to +85oC; VCC = 5V +10%) DESCRIPTION READ CYCLE READ cycle time Address access time Chip select access time Output hold from address change Chip select to output in Low-Z Chip select to output in High-Z Output enable access time Output enable to output in Low-Z Output disable to output in High-Z WRITE CYCLE WRITE cycle time Chip select to end of write Address valid to end of write Address setup time Address hold from end of write WRITE pulse width WRITE pulse width Data setup time Data hold time Write disable to output in Low-z Write enable to output in High-Z AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 SYMBOL t RC AA t ACS t OH t LZCS t HZCS t AOE t LZOE t HZOE -12 -15 -17 -20 -25 -35 -45 -55 UNITS NOTES MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX 12 t t WC CW t AW t AS t AH t WP1 t WP2 t DS t DH t LZWE t HZWE t 15 12 12 2 2 2 2 7 7 0 17 15 15 2 2 8 8 0 20 17 17 2 2 9 9 0 15 12 12 2 1 12 12 10 0 2 8 2 2 0 17 15 15 2 1 15 15 12 0 2 2 2 0 2 2 0 15 ns ns ns ns ns ns ns ns ns ns ns 2 2 0 20 20 0 20 45 25 25 2 1 25 25 20 0 2 15 20 ns ns ns ns ns ns ns ns ns 55 55 20 20 15 35 20 20 2 1 20 20 15 0 2 13 55 45 45 15 15 12 25 17 17 2 1 17 17 12 0 2 11 45 35 35 12 12 12 20 15 15 2 1 15 15 10 0 2 9 35 25 25 10 10 12 12 10 10 2 1 10 10 8 0 2 7 25 20 20 55 25 25 2 1 25 25 20 0 2 15 4,6,7 4,6,7 4,6 4,6 4,6,7 4,6,7 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 5 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. READ CYCLE NO. 1 tRC ADDRESS DATA I/O tAA 1234 112345 1234 1 1234 12345 1 1234 11 DATA VALID PREVIOUS DATA VALID 1234 12345 1 1234 tOH READ CYCLE NO. 2 tRC ADDRESS 1234 12345 12345678 1234 12345 12345678 1234 12345678 CS\ 12345 12345678 12345 1234 1234 12345678 tAA t tLZCS ACS 1234 123456789012 1234 12345 123456789012 1234 12345 123456789012 1234 123456789012 OE\ 12345 12345 1234 123456789012 DATA I/O AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 123456789 1234567 123456 123456789 1234567 123456 123456789 1234567 123456 123456789 1234567 123456 123456789 123456 tAOE tLZOE HIGH IMPEDANCE 1234 1123 1234 1 1234 1123 1234 1 1234 11234 1 123 1234 123 11234 1 tHZCS123456 123456789012 123456789012 1234567 123456 1234567 123456 123456789012 123456789012 1234567 123456 1234567 123456 123456789012 tHZOE DATA VALID Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 6 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. WRITE CYCLE NO. 1 (Chip Select Controlled) t WC ADDRESS t AW 12345 1234 12345678 1234 12345 12345678 1234 12345678 CS\12345 12345 1234 12345678 12345 1234 12345678 tAS WE\ tAH 1234567 123456789012 12345 123456789012 1234567 12345 123456789012 1234567 12345 1234567 12345 123456789012 1234567 12345 123456789012 tCW t WP1 1 123456 123456 123456 123456 tHZWE 1 12345678901234 1234 1 12345678901234 1 1234 1 12345678901234 1234 1 DATA I/O 1 tDS tLZWE tDH DATA VALID 1234 1234 1234 1234 1234 1234 1234 WRITE CYCLE NO. 2 (Write Enable Controlled) tWC ADDRESS tAS 123456 123456 123456 123456 12345678 12345678 WE\ 12345678 12345678 CS\ t AW 123456789012 123456 12345 123456789012 123456 12345 123456789012 123456 12345 123456789012 123456 12345 t WP2 1 tDS DATA I/O AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 tAH tCW tDH DATA VALID Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 7 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. NOTES 1. All voltages referenced to VSS (GND). 2. -2V for pulse width <20ns. 3. ICC is dependent on output loading and cycle rates. unloaded, and f= 7. At any given temperature and voltage condition, tHZCS, is less than tLZCS, and tHZWE is less than tLZWE. 8. WE\ is HIGH for READ cycle. 9. Device is continuously selected. Chip selects and output enable are held in their active state. 10. Address valid prior to or coincident with latest occurring chip enable. 11. tRC= READ cycle time. 12. Chip enable (CS\) and write enable (WE\) can initiate and terminate a WRITE cycle. 13. ICC is for 32 bit mode. 1 t RC(MIN) HZ. The specified value applies with the outputs 4. This parameter guaranteed but not tested. 5. Test conditions as specified with output loading as shown in Fig. 1 unless otherwise noted. 6. tHZCS, tHZOE and tHZWE are specified with CL= 5pF as in Fig. 2. Transition is measured +/- 200 mV typical from steady state voltage, allowing for actual tester RC time constant. LOW POWER CHARACTERISTICS (L Version Only) DESCRIPTION VCC for Retention Data Data Retention Current SYMBOL VDR CONDITIONS All Inputs @ Vcc + 0.2V or Vss + 0.2V, CS\ = Vcc + 0.2V MIN 2 MAX UNITS V VCC = 2V ICCDR 20 mA VCC = 3V ICCDR 28* mA Chip Deselect to Data Retention Time NOTES tCDR 0 ns 4 tR tRC ns 4, 11 Operation Recovery Time * -12 and -15 have a 32mA limit. LOW VCC DATA RETENTION WAVEFORM DATA RETENTION MODE VCC 4.5V 4.5V VDR>2V t t CDR CS\ 1-4 R 123456789012345678 12345 12345678 123456789012345678 12345 12345678 12345678 12345 123456789012345678 12345 12345678 123456789012345678 12345 12345678 123456789012345678 12345 12345678 123456789012345678 12345 12345678 123456789012345678 12345 12345678 123456789012345678 AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 VDR 123456789012345678 12345678 12345 123456789012345678 12345678 12345 123456789012345678 12345678 12345 123456789012345678 12345678 12345 123456789012345678 12345678 12345 123456789012345678 12345678 12345 123456789012345678 12345678 12345 123456789012345678 12345678 12345 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 8 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. MECHANICAL DEFINITIONS* ASI Case #702 (Package Designator Q) SMD 5962-94611, Case Outline M 4 x D2 DETAIL A 4 x D1 D R 1o - 7o B b L1 e SEE DETAIL A A1 A A2 E SMD SPECIFICATIONS SYMBOL A A1 A2 B b D D1 D2 E e R L1 MIN 0.123 0.118 0.000 MAX 0.200 0.186 0.020 0.010 REF 0.013 0.017 0.800 BSC 0.870 0.980 0.936 0.890 1.000 0.956 0.050 BSC 0.005 0.035 --0.045 *All measurements are in inches. AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 9 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. MECHANICAL DEFINITIONS* ASI Case #904 (Package Designator P ) SMD 5962-94611, Case Outline T 4xD D1 A D2 Pin 56 A1 Pin 1 b1 (identified by 0.060 square pad) E1 e b Pin 66 e Pin 11 L SMD SPECIFICATIONS SYMBOL A A1 b b1 D D1/E1 D2 e L MIN 0.144 0.025 0.016 0.045 1.065 MAX 0.181 0.035 0.020 0.055 1.085 1.000 TYP 0.600 TYP 0.100 TYP 0.145 0.155 *All measurements are in inches. AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 10 SRAM Austin Semiconductor, Inc. AS8S512K32 & AS8S512K32A MECHANICAL DEFINITIONS* ASI Case (Package Designator Q1) SMD 5962-94611, Case Outline A SYMBOL A A1 b B c D/E D1/E1 D2/E2 e L R SMD SPECIFICATIONS MIN MAX --0.200 0.054 --0.013 0.017 0.010 TYP 0.009 0.012 0.980 1.000 0.870 0.890 0.800 BSC 0.050 BSC 0.035 0.045 0.010 TYP *All measurements are in inches. AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 11 SRAM Austin Semiconductor, Inc. AS8S512K32 & AS8S512K32A ORDERING INFORMATION EXAMPLE: AS8S512K32Q1-55/IT EXAMPLE: AS8S512K32AQ-15/883C Device Number Options** AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 A A A A A A A A Package Type Q Q Q Q Q Q Q Q Speed ns -12 -15 -17 -20 -25 -35 -45 -55 Device Package Options** Speed ns Options** Process Number Type AS8S512K32 A Q1 -12 L /* AS8S512K32 A Q1 -15 L /* AS8S512K32 A Q1 -17 L /* AS8S512K32 A Q1 -20 L /* AS8S512K32 A Q1 -25 L /* AS8S512K32 A Q1 -35 L /* AS8S512K32 A Q1 -45 L /* -55 AS8S512K32 A Q1 L /* Options** Process L L L L L L L L /* /* /* /* /* /* /* /* EXAMPLE: AS8S512K32P-25L/XT Device Number Options** AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 AS8S512K32 Package Type P P P P P P P P Speed ns -12 -15 -17 -20 -25 -35 -45 -55 Options** Process L L L L L L L L /* /* /* /* /* /* /* /* *AVAILABLE PROCESSES -40oC to +85oC -55oC to +125oC -55oC to +125oC -55oC to +125oC IT = Industrial Temperature Range XT = Extended Temperature Range Q = Full Military Processing SPACE= Class K Equivalent **DEFINITION OF OPTIONS A = Commercial Pinout no indicator = Military Pinout L = Low Power Data Retention Mode AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 12 SRAM AS8S512K32 & AS8S512K32A Austin Semiconductor, Inc. ASI TO DSCC PART NUMBER CROSS REFERENCE Package Designator Q ASI Part # Package Designator P SMD Part # ASI Part # SMD Part # AS8S512K32Q-12L/Q AS8S512K32Q-15L/Q AS8S512K32Q-17L/Q AS8S512K32Q-20L/Q AS8S512K32Q-25L/Q AS8S512K32Q-35L/Q AS8S512K32Q-45L/Q AS8S512K32Q-55L/Q 5962-9461120HMX 5962-9461119HMX 5962-9461110HMX 5962-9461109HMX 5962-9461108HMX 5962-9461107HMX 5962-9461106HMX 5962-9461105HMX AS8S512K32P-12L/Q AS8S512K32Q-15L/Q AS8S512K32P-17L/Q AS8S512K32P-20L/Q AS8S512K32P-25L/Q AS8S512K32P-35L/Q AS8S512K32P-45L/Q AS8S512K32P-55L/Q 5962-9461120HTA 5962-9461119HTA 5962-9461110HTA 5962-9461109HTA 5962-9461108HTA 5962-9461107HTA 5962-9461106HTX 5962-9461105HTX AS8S512K32Q-12/Q AS8S512K32Q-15/Q AS8S512K32Q-17/Q AS8S512K32Q-20/Q AS8S512K32Q-25/Q AS8S512K32Q-35/Q AS8S512K32Q-45/Q AS8S512K32Q-55/Q 5962-9461118HMX 5962-9461117HMX 5962-9461116HMX 5962-9461115HMX 5962-9461114HMX 5962-9461113HMX 5962-9461112HMX 5962-9461111HMX AS8S512K32Q-15/Q AS8S512K32P-12/Q AS8S512K32P-17/Q AS8S512K32P-20/Q AS8S512K32P-25/Q AS8S512K32P-35/Q AS8S512K32P-45/Q AS8S512K32P-55/Q 5962-9461117HTA 5962-9461118HTA 5962-9461116HTA 5962-9461115HTA 5962-9461114HTA 5962-9461113HTA 5962-9461112HTA 5962-9461111HTA Package Designator Q1 ASI Part # AS8S512K32 & AS8S512K32A Rev. 5.0 5/03 SMD Part # AS8S512K32Q1-12L/Q AS8S512K32Q1-15L/Q AS8S512K32Q1-17L/Q AS8S512K32Q1-20L/Q AS8S512K32Q1-25L/Q AS8S512K32Q1-35L/Q AS8S512K32Q1-45L/Q AS8S512K32Q1-55L/Q 5962-9461120HAX 5962-9461119HAX 5962-9461110HAX 5962-9461109HAX 5962-9461108HAX 5962-9461107HAX 5962-9461106HAX 5962-9461105HAX AS8S512K32Q1-12/Q AS8S512K32Q1-15/Q AS8S512K32Q1-17/Q AS8S512K32Q1-20/Q AS8S512K32Q1-25/Q AS8S512K32Q1-35/Q AS8S512K32Q1-45/Q AS8S512K32Q1-55/Q 5962-9461118HAX 5962-9461117HAX 5962-9461116HAX 5962-9461115HAX 5962-9461114HAX 5962-9461113HAX 5962-9461112HAX 5962-9461111HAX Austin Semiconductor, Inc. reserves the right to change products or specifications without notice. 13