The main application area for the TL2272-96 device is for remote control doorbells working together with TL2262. Containing all the functions of the TL2272 decoder and melody generator, the device eliminates the need for customers to incorporate an external op-amp and melody generator IC within their product applications, in the process significantly reducin.
Internal 2 channel tone generator and current type audio output.
FEATURES 1. Operating voltage: 2.4V~5.0V 2. 2 channel dual tone generator 3. On chip RC oscillator 4. Current type D/A output 5. TL2262 encoder pair with 6. Provided one-key sequential selection audio output 7. Tone optional :
1. Ding-Dong Ding-Dong 2. Ding-Ding Ding-Ding 3. Westminster Tunes 4. For Alice 8. 16-pin DIP package
BLOCK DIAGRAM
OSC1 OSC2
Oscillator
SI MOD
Buffer
Key Input
Divider Comparat Address
Tone Control
AUD
TEST VDD VSS OPT
TEST 1
A1 -------- A7
* All specs and applications shown above subject to chan.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | TL2272-95 |
Treasure Link Technology |
Decoder Doorbell | |
2 | TL2272-97 |
Treasure Link Technology |
Decoder | |
3 | TL2272 |
Treasure Link Technology |
Remote control decoder | |
4 | TL2276 |
Treasure Link Technology |
Remote control decoding circuit built-in signal amplifier and RF power control port | |
5 | TL2278 |
Treasure Link |
Remote control decoding circuitry built-in signal amplifier | |
6 | TL2205 |
E-SWITCH |
ILLUMINATED PUSHBUTTON SWITCH | |
7 | TL2218-285 |
Texas Instruments |
Current-Mode SCSI Terminator | |
8 | TL2218-285Y |
Texas Instruments |
Current-Mode SCSI Terminator | |
9 | TL2260 |
Treasure Link Technology |
Remote coding circuit | |
10 | TL2262 |
TIRO |
Remote-coding | |
11 | TL2262AM |
Treasure Link Technology |
Remote coding circuit | |
12 | TL2262R |
Treasure Link Technology |
remote control coding circuit |