Datasheet Details
- Part number
- MV5087
- Manufacturer
- GEC Plessey
- File Size
- 67.32 KB
- Datasheet
- MV5087_GECPlessey.pdf
- Description
- DTMF GENERATOR
MV5087 Description
MV5087 MV5087 DTMF GENERATOR DS3125-2.0 June 1993 The MV5087 is fabricated using ISO-CMOS high density technology and offers low power and wide vol.
Positive Power Supply
Emitter output of a bipolar transistor whose collector is connected to VDD.
MV5087 Features
* s Pin-for-Pin Replacement for MK5087 s Low Standby Power s Minimum External Parts Count s 3.5V to 10V Operatlon s 2-of-8 Keyboard or Calculator-Type Single Contact (Form
A) Keyboard Input s On-Chip Regulation of Output Tone s Mute and Transmitter Drivers On-Chip s High Accuracy Tones Provided by 3.5
MV5087 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
VDD
RR
MV5087
VDD KEYBOARD LOGIC
ROW COUNTER 4
COLUMN COUNTER
SINE WAVE COUNTER
D/A CONVE
📁 Related Datasheet
📌 All Tags