KS58006 Overview
REDIAL KS58006 TONE/PULSE DIALER WITH REDIAL PIN DESCRIPTION Pin No Symbol Description Keyboard (R1, R2, R3, R4, C1, C2, C3, C4) These inputs can be interfaced to an XY matrix keyboard. C1-C4 & R1-R4 are set to low at On Hook (HS = high). The oscillator starts running when a keypress is detected.
KS58006 Key Features
- Tone/Pulse switchable (slide switch)
- 32-digit capacity for redial
- Automatic mix redialing ( last number dial ) of PULSE → DTMF with multiple auto access pause
- PABX auto-pause for 3.5 sec
- 4 X 4 or ( 2 of 8 ) keyboard available
- Two key single tone operation
- Operating Voltage : 2.0 ~ 5.5V
- Numbers dialed manually after redial are cascadable and stored as additional numbers for next redialing
- Uses inexpensive TV crystal or ceramic resonator (3.579545MHz)
- Make/Break ratio (33.3 / 66.6) pin selectable