31002A_08 Datasheet, PDF (1/6 Pages) Unisonic Technologies – TELEPHONE TONE RINGER

UNISONIC TECHNOLOGIES CO., LTD
31002A
LINEAR INTEGRATED CIRCUIT
TELEPHONE TONE RINGER
„ DESCRIPTION
The UTC 31002A is a bipolar integrated circuit designed for
telephone bell replacement. It can also be used as alarms or other
alerting devices.
„ FEATURES
*Designed for telephone bell replacement.
*Low current drain for multiple extension of lines.
*Adjustable 2-frequency tone.
*Adjustable warbling rate.
*Built-in hysteresis prevents false triggering and rotary dial
'CHIRPS'.
*Programmable for initiation current by simple external resistor
„ ORDERING INFORMATION
Ordering Number
Normal
Lead Free Plating
31002A-D08-T
31002AL-D08-T
31002A-S08-R
31002AL-S08-R
31002A-S08-T
31002AL-S08-T
Package
DIP-8
SOP-8
SOP-8
SOP-8
DIP-8
*Pb-free plating product number: 31002AL
Packing
Tube
Tape Reel
Tube
www.unisonic.com.tw
Copyright © 2008 Unisonic Technologies Co., Ltd
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