Datasheet Details
Part number:
75T203, 75T202
Manufacturer:
TDK
File Size:
72.93 KB
Description:
5v low power dtmf receiver.
Note:
This datasheet PDF includes multiple part numbers: 75T203, 75T202.
Please refer to the document for exact specifications by model.
75T203, 75T202, 5V Low Power DTMF Receiver
w The 75T202 and 75T203 are complete Dual-tone Multifrequency (DTMF) receivers detecting a selectable group of 12 or 16 standard digits.
No front-end pre-filtering is needed.
The only externally required components are an inexpensive 3.58 MHz television “colorburs” crystal (for frequency reference
75T203 Features
* Central office quality NO front-end band-splitting filters required Single, low-tolerance, 5-volt supply Detects either 12 or 16 standard DTMF digits Uses inexpensive 3.579545 MHz crystal fo
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