Datasheet Summary
CML Semiconductor Products
PRODUCT INFORMATION
FX631 Low-Voltage SPM Detector
Features
Detects 12kHz and 16kHz SPM Frequencies
Low Power (3.0 VoltMIN <1.0mA) Operation
High Speechband Rejection Properties
Publication D/631/8 July 1998
Tone-Follower and Packet Mode Outputs Applications plex and/or Simple Telephone Systems Call-Charge/-Logging Systems
XTAL/CLOCK
XTAL/CLOCK OSCILLATOR
XTAL
CLOCK OUT
CLOCK IN
SYSTEM
CLOCK DIVIDERS
SYSTEM
(12kHz/16kHz)
SIGNAL IN (-)
SIGNAL IN (+) AMP OUT
INPUT AMP
- +
12kHz/16kHz +20dB
VBIAS
TONE FOLLOWER OUTPUT
TONE FOLLOWER
LOGIC
LEVEL DETECTOR
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