Z8PE003 Datasheet, PDF (2/48 Pages) Zilog, Inc. – FEATURE-ENHANCED Z8PLUS 1K ROM ONE-TIME PROGRAMMABLE (OTP) MICROCONTROLLER

Z8PE003
Z8Plus OTP Microcontroller
GENERAL DESCRIPTION (Continued)
Both the 8-bit and 16-bit on-chip timers, with several user-
selectable modes, administer real-time tasks such as count-
ing/timing and I/O data communications.
Note: All signals with an overline are active Low. For exam-
ple, B/W, in which WORD is active Low; and B/W, in
which BYTE is active Low.
ZiLOG
Power connections follow conventional descriptions
below:
Connection
Power
Ground
Circuit
V_CC
GND
Device
V_DD
V_SS
Two 8-Bit Timers
or One 16-Bit
PWM Timer
One 16-Bit
Standard Timer
Interrupt
Control
One Analog
Comparator
V_CC
GND
ALU
FLAGS
WDT
Register
Pointer
RAM
Register File
Port A
Port B
XTAL
Machine
Timing
OTP Program
Memory
Program
Counter
POR &
V_BO
I/O
I/O
Figure 1. Functional Block Diagram
2
PRELIMINARY
DS007500-Z8X0399