TEA1083
TEA1083 is Call progress monitor manufactured by NXP Semiconductors.
INTEGRATED CIRCUITS
DATA SHEET
TEA1083; TEA1083A Call progress monitor for line powered telephone sets
Product specification File under Integrated circuits, IC03A March 1994
Philips Semiconductors
Product specification
Call progress monitor for line powered telephone sets
Features
- Internal supply
- Optimum current split-up
- Low constant current (adjustable) in transmission IC
- Nearly all line current available for monitoring
- Stabilized supply voltage
- Loudspeaker amplifier with a fixed gain of 35 dB
- Volume controlled by potentiometer
- Power-down input (TEA1083A only)
- Loudspeaker enable input. GENERAL DESCRIPTION The TEA1083/83A is a bipolar IC which has been designed for use...
