EURO
QUARTZ
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.
SPECIFICATION
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' V
OH
:
1.4V typical, 1.6V max.
Low '0' V
OL
:
0.9V min., 1.1V typical
Differential Output Voltage V
OD
:
247mV min., 355mV typ.,
454mV max. Output 1 - Output 2
Differential Output Error dV
OD
: -50mV min., 50mV max.
Output Offset Voltage V
OS
:
1.125V min., 1.20V typ., 1.375V max.
OS
:
Offset Magnitude Error dV
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.
HDA14 LVDS OSCILLATORS
14 pin Dual-in-Line
OUTLINE & DIMENSIONS
PHASE NOISE
(155.520MHz)
Offset
10Hz
100Hz
1kHz
10kHz
100kHz
1MHz
10MHz
dBc/Hz
-72
-100
-125
-132
-142
-147
-149
JITTER
(155.520MHz)
Typ.
Max.
Integrated Phase Jitter: 0.25ps 4.0ps
(12kHz to 20MHz)
Period Jitter:
3.0ps
(RMS)
Period Jitter:
21ps
(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
HDA14 oscillator part numbers are derived as follows:
Example:
Supply Voltage
25 = 2.5VDC
3 = 3.3VDC
Series Designation
Package Style
14 pin DIL
Stability Code
(See table)
Frequency
3HDA14-A-250.000
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
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