Z86E33

PRELIMINARY CUSTOMER PROCUREMENT SPECIFICATION 1 Z86E33/733/E34 Z86E43/743/E44 CMOS Z8® OTP MICROCONTROLLERS FEATURES Device Z86E33 Z86733 Z86E34 Z86E43 Z86743 Z86E44 ROM (KBytes) 4 8 16 4 8 16 RAM* (Bytes) 237 237 237 236 236 236 I/O Lines 24 24 24 32 32 32 Speed (MHz) 16 16 16 16 16 16 s 1 Programmable Crystal Oscillator, EPROM Protect, RAM Protect, Auto Latch Disable, Permanent WDT, 32 KHz Oscillator, and EPROM /Test Mode Disable Fast Instruction Pointer: 0.6µs Two Standby Modes: STOP and HALT 24/32 Input and Output Lines Digital Inputs CMOS Levels, Schmitt-Triggered Software Programmable Low EMI Mode Two Programmable 8-Bit Counter/Timers Each with a 6Bit Programmable Prescaler Six Vectored, Priority Interrupts from Six Different Sources Auto Latches Auto Power-On Reset (POR) Two Comparators On-Chip Oscillator that Accepts a Crystal, Ceramic Resonator, LC, RC, or External Clock Drive s s s s s Note: *General-Purpose s s s Standard Temperature (VCC = 3.5V to 5.5V) s Extended Temperature (VCC = 4.5V to 5.5V) 28-Pin DIP/SOIC/PLCC Packages (E33/733/E34) 40-Pin DIP Package (E43/743/E44) 44-Pin PLCC/QFP Packages (E43/743/E44) Software Enabled Watch-Dog Timer (WDT) s s s s s Push-Pull/Open-Drain Programmable on Port 0, Port 1, and Port 2 Low-Power Consumption: 60 mW s s s GENERAL DESCRIPTION The Z86E33/733/E34/E43/743/E44 8-bit CMOS One-Time Programmable (OTP) microcontrollers are members of Zilog's Z8® single-chip microcontroller family featuring enhanced wake-up ci...