NTE1172
Integrated Circuit
Phase–Frequency Detector
Absolute Maximum Ratings: (TA = +25°C unles otherwise specified)
Supply Voltage, VCC 7V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input Voltage, VI5.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output Voltage, VO5.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Dissipation, PD360mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature Range, Topr –15° to +75°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, Tstg –40° to +125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended Operating Conditions:
Parameter Symbol Test Conditions Min Typ Max Unit
Supply Voltage VCC 4.75 5.0 5.25 V
Input Voltage, High Level VIH 2.0 – 5.0 V
Input Voltage, Low Level VIL 0 – 0.8 V
Electrical Charactersitics: (TA = –15° to +75°C, GND = Pin7, Note 1 unless otherwsie specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Low Level Input Current (Pin1) IIL VCC = 5.25V, VIL(1) = 0.4V – – –4.8 mA
Low Level Input Current (Pin3) IIL VCC = 5.25V, VIL(3) = 0.4V – – –4.8 mA
Low Level Input Current (Pin11) IIL VCC = 5.25V, VIL(11) = 0.4V – – –1.6 mA
High Level Input Current (Pin1) IIH VCC = 5.25V, VIH(1) = 2.5V – – 120 µA
High Level Input Current (Pin3) IIH VCC = 5.25V, VIH(3) = 2.5V – – 120 µA
High Level Input Current (Pin11) IIH VCC = 5.25V, VIH(11) = 2.5V – – 40 µA
Low Level Output Voltage (Pin6) VOL VCC = 4.75V, VIH(1,3) = 1.8V,
IOL(6) = 20mA – – 0.4 V
Low Level Output Voltage (Pin12) VOL VCC = 4.75V, VIH(1,3) = 1.2V,
IOL(12) = 20mA – – 0.4 V
High Level Output Voltage (Pin6) VOH VCC = 4.75V, VIH(1,3) = 1.8V,
IOH(6) = –1.6mA 2.5 – – V
High Level Output Voltage (Pin12) VOH VCC = 4.75V, VIH(1,3) = 1.8V,
IOH(12) = –1.6mA 2.5 – – V
High Level Output Voltage (Pin2) VOH VCC = 4.75V, VOL(1,3) = 1.1V, 2.5 – – V
Low Level Output Voltage (Pin13) VOL IOH(2) = –1.6mA, IOL(13) = 20mA, Note 2 – – 0.4 V
Note 1. Pin numbers shown in ( ).
Note 2. This value is measured at Input State 9 of the truth table and varies depending on the situa-
tion of sequential logic.
VCC
Filter Amp
Upper 2
Charge Pump Down
Reference
Charge Pump DownCharge Pump Upper
Variable
Filter Amp
Upper 1
GND
Down 2
Charge Pump Upper
Down 1
1
2
3
4
5
6
7
14
13
12
11
10
9
8
Pin Connection Diagram
Electrical Charactersitics: (TA = –15° to +75°C GND = Pin7, Note 1 unless otherwsie specified)
Parameter Symbol Test Conditions Min Typ Max Unit
High Level Output Voltage (Pin2) VOH VCC = 4.75V, VOL(1,3) = 1.1V, 2.5 – – V
Low Level Output Voltage (Pin13) VOL IOH(2) = –0mA, IOL(13) = –1.6mA, Note 3 – – 0.4 V
Short Circuit Output Current (Pin2) IOS VIH(1) = 1.8V, GND (2, 3, 7) –20 – –65 mA
Short Circuit Output Current (Pin6) IOS VCC = 5V, GND (1, 3, 6, 7) –20 – –65 mA
Short Circuit Output Current (Pin12) IOS VCC = 5V, GND (1, 3, 7 ,12) –20 – –65 mA
Short Circuit Output Current (Pin13) IOS VCC = 5V, VIH(1) = 1.8V, GND (3, 7, 13) –20 – –65 mA
Output Voltage (Pin10) VEH IOH(10) = –1mA, VIL(11) = 1.1V 1.5 – – V
Output Current (Pin8) IOVCC(8) = 5.25V, IA(9) = 2µA 0.8 – – mA
Output Leakage Current (Pin2) IOLK VCC (2,14) = 5V, VIH(1) = 1.8V,
GND (3, 7) – – 250 µA
Output Leakage Current (Pin6) IOLK VCC (6,14) = 5V, GND (1, 3, 9) – – 250 µA
Output Leakage Current (Pin12) IOLK VCC (12,14) = 5V, GND (1, 3, 7) – – 250 µA
Output Leakage Current (Pin13) IOLK VCC (2,14) = 5V, VIH(1) = 1.8V,
GND (3, 7) – – 250 µA
Collector–Emitter Voltage VCE Iin(15) = 1mA, GND (4, 7) 0.5 – – V
Output Leakage Current (Pin8) IOLK VCC(8) = 5.25V, GND (7, 9) – – 120 µA
Output Leakage Current (Pin10) IOLK VCC = 5.25V, VIH(11) = 2.5V,
VO(10) = 1.5V – – 5µA
Supply Current ICC VCC = 5V – – 40 mA
Switching Characteristics
Maximum Count Pulse Frequency fmax1 CL = 15pF, RL = 300Ω–30 –MHz
fmax2 –30 –MHz
Propagation Delay Time tPHL1 –13 –ns
tPLH1 –19 –ns
tPHL2 –4.5 –ns
tPLH2 –10 –ns
Note 1. Pin numbers shown in ( ).
Note 2. This value is measured at Input State 13 of the truth table and varies depending on the situa-
tion of sequential logic.
Truth Table: (0 = L, 1 = H, X = Don’t Care)
Input Input Output
Input
State Ref Variable Upper 1 Down 1 Upper 2 Down2
1 0 0 X X 1 1
2 1 0 X X 0 1
3 1 1 X X 1 0
4 1 0 X X 0 1
5 0 0 X X 1 1
6 1 0 X X 0 1
7 0 0 X X 1 1
8 1 0 X X 0 1
9 0 0 0 1 1 1
10 0 1 0 1 1 1
11 0 0 1 1 1 1
12 0 1 1 1 1 1
13 0 0 1 0 1 1
14 0 1 1 0 1 1
15 0 0 1 0 1 1
16 1 0 1 0 0 1
17 0 0 1 1 1 1
.600 (15.24)
17
14 8
.300 (7.62)
.200 (5.08)
Max
.100 (2.45) .099 (2.5) Min
.785 (19.95) Max
