90PF Datasheet, PDF (2/18 Pages) Frequency Devices, Inc. – Dual Channel Programmable Filter/Amplifier Card

Introduction
90PF Slot Card
Dual Channel Programmable
Filter/Amplifier Card
Signal
Input 1
2
BNC
Channel
One
19
BYPASS
ACTIVE
BDREJECT1
6
Pre-Gain
Filter Module
14
10
Post-Gain
Signal
Input 2
2
BNC
Channel
Two
6
Pre-Gain Filter Module
14
10
20
Post-Gain
BYPASS
ACTIVE
BDREJECT2
CH2_NO_CASCADE
Signal
Output 1
BNC
Signal
Output 2
BNC
CPLD DAC CPLD DAC
CPLD
DAC
DAC
CPLD
EEPROM for FILTER CODE
AT25256
P89C660
SPI BUS
25C080
EEPROM for PARAMETERS
32-PIN CONNECTOR
TO BACKPLANE
Figure 1 – Signal Path
2
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