IL91350A

TECHNICAL DATA IL91350A 13 Memory Tone/Pulse Dialer with Handfree and Hold Function The IL91350A is a silicon CMOS IC that provide necessary signal for either Pulse or Tone dialing. It features Handfree dialing, Hold, and 13 by 16 digits automatic dialing memory. DTMF/PULSE switchable dialer 32 digits for Redial memory Three by 16 digits for one touch direct repertory Ten by 16 digits for two touch indirect repertory Mix dialing is allowable, and the dialing length is unlimited Pulse to Tone (*/T) keypad for Long Distance Call operation Easy operation with Redial, Flash, Pause and */T keypads Pause, P- - >T (Pulse to Tone) can be stored as a digit in memory Flash time 600 mS 4 x 5 keyboard can be used Power on reset on chip Use 3.579545 MHz crystal or ceramic resonator Dial Pulse Rate: 10 pps ORDERING INFORMATION IL91350AN Plastic DIP IL91350AD Plastic SOIC TA = -20° to 70° C www.DataSheet4U.com PIN ASSIGNMENT ww.DataSheet4U.com IL91350A LOGIC DIAGRAM PIN 6= GND PIN 16 = VCC Keyboard Assignments 1 4 7 */T 2 5 8 0 3 6 9 # ST F A R/P M1 M2 M3 H R1 R2 R3 R4 C1 C2 C3 C4 C5 Notes: 1. M1 ∼ M3 - One touch memory. The dialing number can be stored in M1 ∼ M3 location by STORE key. 2. ST - Store function key. 3. H - Hold function key. 4. F - Flash key. Flash key can not be stored in memory. 5. */T - In the Pulse mode this key works as Pulse - - >Tone key, and it works as * key in the tone mode. */T key can be stored as a digit in Pulse or Tone mode....