Z86C08

PRELIMINARY PRODUCT SPECIFICATION 1 Z86C04/C08 CMOS 8-BIT LOW-COST 1K/2K-ROM MICROCONTROLLERS FEATURES Part Number Z86C04 Z86C08 ROM (KB) 1 2 RAM* Speed (Bytes) (MHz) 125 125 12 12 Auto Permanent Latch WDT Optional Optional Optional Optional – – – s 1 Permanent Watch-Dog Timer (WDT) RC Oscillator 32 kHz Operation Note: * General-Purpose s s s Two Programmable 8-Bit Counter/Timers, Each with 6-Bit Programmable Prescaler Power-On Reset (POR) Timer On-Chip Oscillator that Accepts RC, Crystal, Ceramic Resonance, LC, or External Clock Drive Clock-Free WDT Reset Low-Power Consumption (50mw) Fast Instruction Pointer (1.0 µs @ 12 MHz) Fourteen Digital Inputs at CMOS Levels; Schmitt-Triggered Software Enabled Watch-Dog Timer Programmable Interrupt Polarity Two Standby Modes: STOP and HALT Low-Voltage Protection 18-Pin DIP and SOIC Packages 3.0V to 5.5V Operating Range Available Temperature Ranges A = –40°C to +125°C E = –40°C to +105°C S = 0°C to +70°C 14 Input / Output Lines Six Vectored, Prioritized Interrupts from Six Different Sources Two On-Board Comparators s s s s s s s s s s s ROM Mask Options: – Low Noise – ROM Protect – Auto Latch – System Clock Driving WDT (Z86C04 only) s s s GENERAL DESCRIPTION Zilog’s Z86C04/C08 are members of the Z8 ® MCU singlechip microcontroller family which offer easy software/hardware system expansion. For applications demanding powerful I/O capabilities, the Z86C04/C08’s dedicated input and output lines are grouped into three ports,...