Z02205 Datasheet, PDF (11/30 Pages) Zilog, Inc. – MODEM CONTROLLER IDEAL FOR LOW POWER CONSUMPTION, SMALL SIZE REQUIREMENTS

ZiLOG
PIN FUNCTIONS
XTAL1 Crystal 1 (Time-based Input).
XTAL2 Crystal 2 (Time-based Output).
DPWR Data Pump Write (Output).
DPRESET Data Pump Reset (Output).
DPIRQ Data Pump Interrupt Request (Input).
DPCS Data Pump Chip Select (Output).
DTR Data Terminal Ready (Input).
DCD Data Carrier Detect (Output).
MUTE Speaker Mute Control (Output).
Z02205
Modem Controller
DPRD Data Pump Read (Output).
D0–D7 DSP Register Data Lines (Input/Output).
A0–A2 DSP Register Address Lines (Output).
TxD Transmit Data (Output).
RxD Read Data (Input).
OH Off Hook Relay Output (Output).
SHUNT Pulse Dial Shunt Relay Output (Output).
RINGDET Ring Detect Input (Input).
PS001000-MOD0599
9