Datasheet Details
- Part number
- MV5089
- Manufacturer
- GEC Plessey
- File Size
- 68.41 KB
- Datasheet
- MV5089_GECPlessey.pdf
- Description
- DTMF Generator
MV5089 Description
MV5089 MV5089 DTMF GENERATOR DS3126-2.0 June 1993 The MV5089 is fabricated using ISO-CMOS high density technology and offers low power and wide vol.
1
VDD
Positive Power Supply
2
TONE
This input has an internal pull-up resistor to VDD.
MV5089 Applications
* DTMF Signalling for s Telephone Sets s Mobile Radio s Remote Control s Point-of-Sale and Banking Terminals s Process Control
VDD
OSC OUT OSC IN
VSS
{
ROW INPUTS 1 23 4
SINGLE TONE INHIBIT
RR RR RR RR
KEYBOARD LOGIC
VSS VDD
ROW COUNTER รท4
COLUMN COUNTER
KEYBOARD LOGIC VDD
RC RC RC RC
SINE WA
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