(PDF) UTCTA31001 Datasheet - TELEPHONE TONE RINGER

Número de pieza	UTCTA31001
Descripción	TELEPHONE TONE RINGER
Fabricantes	Unisonic Technologies
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No Preview Available ! UTC TA31001 LINEAR INTEGRATED CIRCUIT TELEPHONE TONE RINGER DESCRIPTION The UTC TA31001 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 voltage by simple external resistor. DIP-8 BLOCK DIAGRAM R2 C3 R3 47 6 3 LOW OSC C2 HIGH OSC AMP 1 POWER SUPPLY (WITH HYSTERESIS) 52 Note:R2,R3,C2 and C3 are parts externally mounted 8 OUTPUT UTC UNISONIC TECHNOLOGIES CO. LTD 1 QW-R108-003,A 1 page

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PDF UTCTA31001 Data sheet ( Hoja de datos )