EURO
QUARTZ
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 Email: info@euroquartz.co.uk www.euroquartz.co.uk
DESCRIPTION
HDA14 series LVDS output oscillators cover the frequency range
750kHz to 800MHz. The design consists of a crystal operating in 3rd
overtone mode, without a PLL circuit.
Frequency Range: 60MHz to 320.0MHz
Output Logic LVDS
Phase Noise: See table
Frequency Stability: See table
Operating Temp Range
Commercial: -10° to +70°C
Industrial: -40° to +85°C
Input Voltage: +2.5VDC ±5% or +3.3VDC ±5%
Output Logic
High '1' VOH: 1.4V typical, 1.6V max.
Low '0' VOL: 0.9V min., 1.1V typical
Differential Output Voltage VOD:
247mV min., 355mV typ.,
454mV max. Output 1 - Output 2
Differential Output Error dVOD: -50mV min., 50mV max.
Output Offset Voltage VOS: 1.125V min., 1.20V typ., 1.375V max.
Offset Magnitude Error dVOS: 0mV min., 3mV typ., 25mV max.
Rise/Fall Times: 0.7ns typical, 1.0ns max.
(20% to 80% of LVDS waveform)
Current Consumption
(15pF load): 16mA max at 212.5MHz
Load: 50W from each output
Start-up Time: 5ms typ., 10ms max.
Duty Cycle: 50%±5% (at 1.5V)
Drive Capability: 100 Ohms between outputs
Input Static Discharge Prot: 2kV min.
Storage Temperature Range: -55°C to +150°C
Ageing: ±3ppm per year max., ±2ppm
thereafter. At T amb +25°C
ABSOLUTE MAXIMUM RATINGS
(Permanent damage may be caused if operated beyond these limits.)
Supply Voltage Vdd: +4.6VDC max.
Input Voltage Vi: Vss -0.5 min., VDD +0.5V max.
Input Voltage Vo: Vss -0.5 min., Vdd +0.5V max.
SPECIFICATION
STABILITY OVER TEMPERATURE RANGE
Stability Temperature Range Order Code
±ppm °C
25 -10 to +70 A
50 -10 to +70 B
100 -10 to +70 C
25 -40 to +85 D
50 -40 to +85 E
100 -40 to +85 F
Offset
10Hz -72
100Hz -100
1kHz -125
10kHz -132
100kHz -142
1MHz -147
10MHz -149
dBc/Hz
PHASE NOISE
(155.520MHz)
Typ.
0.25ps 4.0ps
3.0ps
21ps
Max.
Integrated Phase Jitter:
(12kHz to 20MHz)
Period Jitter:
(RMS)
Period Jitter:
(peak to peak)
JITTER
(155.520MHz)
PART NUMBERS
HDA14 oscillator part numbers are derived as follows:
Example: 3HDA14-A-250.000
Supply Voltage
25 = 2.5VDC
3 = 3.3VDC
Series Designation
Package Style
14 pin DIL
Stability Code
(See table)
Frequency
HDA14 LVDS OSCILLATORS
14 pin Dual-in-Line
OUTLINE & DIMENSIONS