Z86C2112VSC Zilog, Inc., Z86C2112VSC Datasheet

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Z86C2112VSC

Manufacturer Part Number
Z86C2112VSC
Description
Manufacturer
Zilog, Inc.
Datasheets

Specifications of Z86C2112VSC

Case
PLCC44
Date_code
07+
FEATURES
GENERAL DESCRIPTION
The Z86C21 microcontroller is a member of the Z8 single-
chip microcontroller family with 8 Kbytes of ROM and
236 bytes of RAM. The device is packaged in a 40-pin DIP,
44-pin PLCC, or a 44-pin QFP with a ROMless pin option
available on the 44-pin versions only. With the ROM/
ROMless feature selectively, the Z86C21 offers both exter-
nal memory and preprogrammed ROM, making it well-
suited for high-volume applications or where code flexibil-
ity is required.
Zilog’s CMOS microcontroller offers fast execution, effi-
cient use of memory, sophisticated interrupts, input/output
bit manipulation capabilities, and easy hardware/software
system expansion along with low cost and low power
consumption.
8-Bit CMOS MCU with 8 Kbytes of ROM
256 Byte Register File
40-Pin DIP, 44-Pin PLCC or 44-Pin QFP Package
4.5V to 5.5V Operating Range
Low Power Consumption: 220 mW (max) @ 16 MHz
Fast instruction pointer: 1.0 s @ 12 MHz
Two Standby Modes: STOP and HALT
32 Input/Output Lines
- 236 Bytes of General-Purpose RAM
- 16 Bytes Control/Status Registers
- 4 Bytes for Ports
P
Z86C21
8K ROM Z8
M
The Z86C21 architecture is characterized by Zilog’s 8-bit
microcontroller core. The device offers a flexible I/O
scheme, an efficient register and address space structure,
multiplexed capabilities between address/data, I/O, and a
number of ancillary features that are useful in many indus-
trial and advanced scientific applications.
For applications demanding powerful I/O capabilities, the
Z86C21 provides 32 pins dedicated to input and output.
These lines are grouped into four ports. Each port consists
of eight lines, and is configurable under software control to
provide timing, status signals, serial or parallel
I/O with or without handshake, and an address/data bus
for interfacing external memory. There are three basic
address spaces available to support this configuration:
Program Memory, Data Memory, and 236 general-pur-
pose registers.
RODUCT
ICROCONTROLLER
Full-Duplex UART
All Digital Inputs are TTL Levels
Auto Latches
RAM and ROM Protect
Two Programmable 8-Bit Counter/Timers each with
6-Bit Programmable Prescaler.
Six Vectored, Priority Interrupts from Eight Different
Sources
Clock Speeds: 12 and 16 MHz
On-Chip Oscillator that Accepts a Crystal, Ceramic
Resonator, LC, or External Clock Drive.
S
PECI F I C A
®
CMOS
TI O N
WITH
8K ROM
1

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