Data Sheet

EURO QUARTZ
HDW8 LVDS OSCILLATORS
8 pin Dual-in-Line
750kHz to 800.0MHz
DESCRIPTION
HDW8 series LVDS output oscillators cover the frequency range
750kHz to 800MHz. The design contains a high 'Q' fundamental
crystal and a multiplier circuit. Integrated phase jitter is 4.0ps
maximum.
OUTLINE & DIMENSIONS
SPECIFICATION
Frequency Range:
750kHz to 800.0MHz
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:
+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):
<24MHz:
25mA max.
24.01 to 96MHz:
45mA max.
96.01 to 800MHz:
80mA max.
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.
PHASE NOISE
(155.520MHz)
Offset
dBc/Hz
10Hz
100Hz
1kHz
10kHz
100kHz
1MHz
10MHz
-60
-90
-115
-125
-119
-120
-140
JITTER
(155.520MHz)
Typ.
Integrated Phase Jitter: 2.6ps 4.0ps
(12kHz to 20MHz)
Period Jitter:
4.3ps
(RMS)
Period Jitter:
27ps
(peak to peak)
STABILITY OVER TEMPERATURE RANGE
Stability
±ppm
25
50
100
25
50
100
Temperature Range Order Code
°C
-10 to +70
-10 to +70
-10 to +70
-40 to +85
-40 to +85
-40 to +85
A
B
C
D
E
F
PART NUMBERS
HDW8 oscillator part numbers are derived as follows:
Example:
Max.
3HDW8-A-250.000
Supply Voltage
3 = 3.3VDC
Series Designation
Package Style
Stability Code
(See table)
Frequency
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 [email protected] www.euroquartz.co.uk