Description
Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Symbol R5 R1 R2 R3 R4 HS M/B MDS/DRS OSCI OSCO C5 HDO VDD VSS TONE X’MUTE DP C1 C2 C3 C4 HFO O Hands-free control output I Column key input I I I I O I O S S O O O Hook switch Make/Break select Mode & dial pulse ratio select pin Oscillator input Oscillator output Column 5 input Hold function control output (+) Power (
) Power Tone output X’MUTE Output (N-channel open drain) Dial pulse output (C-MOS inverter output) I Row key
Features
- Flash Time selectable on the keyboard (100, 303, 604 mS) Hands-Free and Hold functions Tone/Pulse switchable 16 digit indirect (Two-touch) 10 memory (Pulse: 16 digit, Tone: 15 digit) 16 digit direct (One-touch) 4 memory (Pulse: 16 digit, Tone: 15 digit) Uses 3.579545MHz Color burst Crystal or ceramic resonator Pulse rate selectable. (10 pps, 20 pps) Make/Break ratio selectable.
S5T5855A Datasheet
