July 1999
COP8SE Family
8-Bit CMOS ROM Based and OTP Microcontrollers with
4k Memory and 128 Bytes EERAM
RAM, one multi-function 16-bit timer/counter, idle timer with
General Description
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MIWU, MICROWIRE/PLUS , serial I/O, crystal or R/C oscil-
The COP8SEx5 Family ROM based microcontrollers are
lator, two power saving HALT/IDLE modes, Schmitt trigger
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highly integrated COP8
Feature core devices with 4k
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inputs, software selectable I/O options, WATCHDOG timer
memory and advanced features including EERAM.
COP8SER7 devices are pin and software compatible (differ-
ent VCC range), 32k OTP (One Time Programmable) ver-
sions for engineering development use with a range of
COP8 software and hardware development tools.
and Clock Monitor, Low EMI 2.7V to 5.5V operation, and
16/20 pin packages.
Devices included in this data sheet are:
Family features include an 8-bit memory mapped architec-
ture, 10 MHz CKI with 1µs instruction cycle, 128 bytes of EE-
Device
OSC Memory (bytes) RAM (bytes) EERAM I/O Pins Package
Temperature
COP8SEC5
4k ROM
128
128
128
128 bytes 12/16 16/20 SOIC -40 to +85˚C, -40 to +135˚C
COP8SER7-XE xtal 32k OTP EPROM
COP8SER7-RE R/C 32k OTP EPROM
128 bytes
128 bytes
16
16
20 SOIC
20 SOIC
-40 to +85˚C, Engineering
-use only
— Software Trap
— Default VIS
Key Features
n 256 bytes data memory
— 128 bytes RAM
n Idle Timer with programmable interrupt interval
n One 16 bit timer with two 16-bit registers supporting:
— Processor Independent PWM mode
— External Event counter mode
— Input Capture mode
n 8-bit Stack Pointer SP (stack in RAM)
n Two 8-bit Register Indirect Data Memory Pointers
n Versatile instruction set
— 128 bytes EERAM
n OTP with security feature (SER7)
n Quiet Design (low radiated emissions)
n Multi-Input Wakeup pins with optional interrupts (8 pins)
n User selectable clock options:
— R/C oscillator
— Crystal oscillator
n True bit manipulation
n Memory mapped I/O
n BCD arithmetic instructions
n WATCHDOG and Clock Monitor logic
n Software selectable I/O options:
— TRI-STATE® Output:
Other Features
n Fully static CMOS, with low current drain
n Available with Crystal (-XE) or RC (-RE) oscillator
n Two power saving modes: HALT and IDLE
n 1 µs instruction cycle time
— Push-Pull Output
n 4k bytes on-board masked ROM or 32k bytes OTP
n Single supply operation: 2.7V — 5.5V
n MICROWIRE/PLUS Serial Peripheral Interface
Compatible
— Weak Pull Up Input
— High Impedance Input
n Schmitt trigger inputs on ports G and L
n Temperature ranges:
n Nine multi-source vectored interrupts servicing
— EERAM write complete
— External interrupt
— Idle Timer T0
— One Timer (with 2 Interrupts)
— −40˚C to +85˚C
— −40˚C to +135˚C (SEC5 only)
n Packaging: 16, and 20 SO (SEC5); 20 SO (SER7)
n Real time emulation and full program debug offered by
MetaLink Development System
— MICROWIRE/PLUS Serial Interface
— Multi-Input Wake Up
TRI-STATE® is a registered trademark of National Semiconductor Corporation.
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MICROWIRE/PLUS , COP8 , MICROWIRE and WATCHDOG are trademarks of National Semiconductor Corporation.
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iceMASTER is a trademark of MetaLink Corporation.
PC® is a registered trademark of International Business Machines Corporation.
© 2000 National Semiconductor Corporation
DS100973
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