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Part Number: HT9020

 

MFG: HOLTEK

 

D/C: 08+

Description: The HT9020 provides two modes; Call progress tone decoder and Busy redial controller, to support the a...


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HT9020 General Description


The HT9020 provides two modes; Call progress tone decoder and Busy redial controller, to support the application fields.

HT9020 Maximum Ratings

Supply Voltage ............................... 0.3V to 6V
Storage Temperature................. 55 to 150
Input Voltage ................ VSS0.3V to VDD+0.3V
Operating Temperature .............. 20 to 75
*Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute Maximum Ratings" may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.

HT9020 Features

` Low cost 32768Hz crystal
` Low power consumption
` Operating voltage: 2.5V to 5.5V (CPT mode) 2.0V to 5.5V (ABR mode)
` Call progress tone decoder
Fully decoded tristate call progress status output
Works with traditional precision or PBX call progress tones
` Busy redial controller
Repeat times: 3, 10 or 15 times ( 2, 5, 15 times by mask option)
4.65, 32.6 and 62.8 sec break time (16.3sec by mask option)
Auto-terminate after 30 times (default) ringback tone receipt

HT9020 Connection Diagram

HT9020  Connection Diagram

HT9020 datasheet

HT9020B
PDF/DataSheet Download

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