Atec gigaBERT1400, User Manual

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Getting Started
GB1400 User Manual 1-5
GB Comparison
Feature GB660/CSA907A
Tx and Rx GB700
Tx and Rx GB1400
Tx and Rx
Transmitter
Frequency range
Internal Clock Source
External Clock
External Clock w/Burst Mode
1
150 kHz to 700 MHz
150 kHz to 700 MHz
150 kHz to 700 MHz 150 kHz to 705 MHz
150 kHz to 705 MHz
150 kHz to 705 MHz 1 MHz to 1405 MHz
1 MHz to 1405 MHz
150 kHz to 1405 MHz
Freq Resolution CR/LF
(Internal Clock) 1 kHz 1 kHz 1 kHz (was 10 kHz)
Clock /Data
Output Amplitude 500mV to 2.0 V 500mV to 2.0 V 500mV to 2.0 V
Clock/Data
Output Offset -2.0V to +1.8 V -2.0V to +1.8 V -2.0V to +1.0 V
-2.0V to +1.8 V with
PECL opt.
Clock/Data Threshold
Resolution 50 mV steps 50 mV steps 50 mV steps
Std. Programmable Memory 16 bits 128 Kbits 16 bits
Optional Memory 128 Kbits none 1 Mbit
PRBS Patterns (2
n
-1) 7,15,17,20,23 7,15,17,20,23 7,15,17,20,23
Burst Mode New Line
(External Clk Only) Standard Feature Standard Feature Optional Feature
Receiver
Frequency range
w/Burst Mode
1
150 kHz to 705 MHz
150 kHz to 705 MHz 150 kHz to 705 MHz
150 kHz to 705 MHz 1 MHz to 1405 MHz
150 kHz to 1405 MHz
Burst Mode (Ext Clk Only) Standard Feature Standard Feature Optional Feature
Clock/Data Input levels (max) 500 mV to 6.0 V p-p 500 mV to 6.0 V p-p 500 mV to 2.0 V p-p
Clock Input Threshold -3.00 to +4.5 V -3.00 to +4.5 V Fixed threshold levels
Data Input Threshold -3.00 to +4.5 V -3.00 to +4.5 V -1.5V to 1.0 V
Clock/Data Threshold
Resolution 50 mV steps 50 mV steps 50 mV steps
Clock/Data Input Terminations GND, AC, -2V, +3V GND, AC, -2V, +3V GND, AC, -2V
Single-Ended operation Automatic selection Automatic selection Requires external
cable
2
Clk/Data Delay Range /
Resolution
±
4 ns in 100 pS
steps
±
4 ns in 20 pS steps
±
4 ns in 5 pS steps
Note 1 Burst mode operation requires ECL levels and is DC coupled
Note 2 Single-ended operation requires ext. cable connection from rear panel DATA THRESHOLD SMA