ez80l92 ZiLOG Semiconductor, ez80l92 Datasheet - Page 7
ez80l92
Manufacturer Part Number
ez80l92
Description
Ez80acclaim Flash Microcontrollers
Manufacturer
ZiLOG Semiconductor
Datasheet
1.EZ80L92.pdf
(231 pages)
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Architectural Overview
PS013014-0107
Features
ZiLOG’s eZ80L92 MCU is a high-speed single-cycle instruction-fetch microcontroller
with a maximum clock speed of 50 MHz. The eZ80L92 MCU is a member of
eZ80Acclaim!
addressing mode (64 KB) or full 24-bit addressing mode (16 MB). The rich peripheral set
of the eZ80L92 MCU makes it suitable for various applications including industrial
control, embedded communication, and point-of-sale terminals.
The features of eZ80L92 MCU include:
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1. For simplicity, the term eZ80 CPU is referred as CPU for the rest of this document.
Single-cycle instruction fetch, high-performance, pipelined eZ80
Low power features including SLEEP mode, HALT mode, and selective peripheral
power-down control
Two Universal Asynchronous Receiver/Transmitter (UARTs) with independent baud
rate generators
Serial Peripheral Interface (SPI) with independent clock rate generator
Inter-Integrated Circuit (I
Infrared Data Association (IrDA)-compliant infrared encoder/decoder
New DMA-like eZ80 instructions for efficient block data transfer
Glueless external peripheral interface with 4 Chip Selects, individual Wait State
generators, and an external WAIT input pin—supports Intel-style and Motorola-style
buses Fixed-priority vectored interrupts (both internal and external) and interrupt
controller
Real-time clock with an on-chip 32 kHz oscillator, selectable 50/60 Hz input, and
separate V
Six 16-bit Counter/Timers with prescalers and direct input/output drive
Watchdog Timer (WDT)
24 bits of General-Purpose Input/Output (GPIO)
JTAG and ZDI debug interfaces
100-pin LQFP package
3.0 V to 3.6 V supply voltage with 5 V tolerant inputs
®
DD
family of Flash microcontrollers. It operates in Z80
pin for battery backup
2
C) with independent clock rate generator
Product Specification
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®
Architectural Overview
compatible
CPU core
1
1