Z8673312PSG Datasheet, PDF (6/84 Pages) Zilog, Inc. – CMOS Z8 OTP Microcontrollers

CMOS Z8^® OTP Microcontrollers
Product Specification
2
Table 1. Z86E33/733/E34, E43/743/E44 Features (Continued)
Device
Z86E44
1_{General-Purpose}
ROM
(KB)
16
RAM¹
(Bytes)
236
I/O
Lines
32
Speed
(MHz)
12
• Standard Temperature (V_CC = 3.5 V to 5.5 V)
• Extended Temperature (V_CC = 3.5 V to 5.5 V)
• Available Packages:
– 28-Pin DIP/SOIC/PLCC OTP (E33/733/E34)
– 40-Pin DIP OTP (E43/743/E44)
– 44-Pin PLCC/LQFP OTP (E43/743/E44)
• Software Enabled Watchdog Timer (WDT)
• Push-Pull/Open-Drain Programmable on Port 0, Port 1, and Port 2
• 24/32 Input/Output Lines
• Clock-Free WDT Reset
• Auto Power-On Reset (POR)
• Programmable OTP Options:
– RC Oscillator
– EPROM Protect
– Auto Latch Disable
– Permanently Enabled WDT
– Crystal Oscillator Feedback Resistor Disable
– RAM Protect
• Low-Power Consumption: 60 mW
• Fast Instruction Pointer: 0.75 µs
• Two Standby Modes: STOP and HALT
• Digital Inputs CMOS Levels, Schmitt-Triggered
• Software Programmable Low EMI Mode
• Two Programmable 8-Bit Counter/Timers Each with a 6-Bit Programmable Prescaler
• Six Vectored, Priority Interrupts from Six Different Sources
• Two Comparators
PS022901-0508
Architectural Overview