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COP8780CN Datasheet(PDF) 1 Page - National Semiconductor (TI) |
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COP8780CN Datasheet(HTML) 1 Page - National Semiconductor (TI) |
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1 / 28 page  TLDD11299 August 1996 COP8780CCOP8781CCOP8782C 8-Bit One-Time Programmable (OTP) Microcontroller General Description The COP8780C COP8781C and COP8782C are members of the COPSTM 8-bit microcontroller family They are fully static microcontrollers fabricated using double-metal dou- ble poly silicon gate microCMOS EPROM technology These devices are available as UV erasable or One Time Programmable (OTP) These low cost microcontrollers are complete microcomputers containing all system timing in- terrupt logic EPROM RAM and IO necessary to imple- ment dedicated control functions in a variety of applications Features include an 8-bit memory mapped architecture MI- CROWIREPLUSTM serial IO a 16-bit timercounter with associated 16-bit autoreloadcapture register and a multi- sourced interrupt Each IO pin has software selectable op- tions to adapt the device to the specific application These devices operate over a voltage range of 45V to 60V An efficient regular instruction set operating at a 1 ms instruc- tion cycle rate provides optimal throughput The COP8780C COP8781C and COP8782C can be config- ured to EMULATE the COP880C COP840C and COP820C microcontrollers Key Features Y 16-bit multi-function timer supporting PWM mode External event counter mode Input capture mode Y Crystal RC or External Oscillator user configurable Y 4 kbytes on-chip OTP EPROM with security feature Y 128 or 64 bytes of on-chip RAM user configurable IO Features Y Memory-mapped IO Y Software selectable IO options (TRI-STATE Push- Pull Weak Pull-Up Input High Impedance input) Y Schmitt trigger inputs on Port G Y MICROWIREPLUS serial IO Y Packages 44 PLCC OTP Emulates COP880C 36 IO pins 40 DIP OTP Emulates COP880C 36 IO pins 28 DIP OTP Emulates COP820C840C881C 24 IO pins 20 DIP OTP Emulates COP822C842C 16 IO pins 28 SO 20 SO OTP 44 LDCC UV Erasable 40 CERDIP 28 CERDIP 20 CERDIP UV Erasable CPUInstruction Set Features Y 1 ms instruction cycle time Y Three multi-source interrupts servicing External interrupt with selectable edge Timer interrupt Software interrupt Y Versatile and easy to use instruction set Y 8-bit Stack Pointer (SP)stack in RAM Y Two 8-bit Register Indirect Data Memory Pointers (B and X) Fully Static CMOS Y Low current drain (typically k 1 mA) Y Extra-low current static HALT mode Y Single supply operation 45V to 60V Y Temperature range b40 Cto a85 C Development Support Y Emulation device for the COP880C COP840C and COP820C Y Real-time emulation and full program debug offered by MetaLink development system Block Diagram TLDD11299 – 1 FIGURE 1 Block Diagram TRI-STATE is a registered trademark of National Semiconductor Corporation COPSTM microcontrollers MICROWIRETM MICROWIREPLUSTM and WATCHDOGTM are trademarks of National Semiconductor Corporation iceMASTERTM is a trademark of MetaLink Corporation C1996 National Semiconductor Corporation RRD-B30M96Printed in U S A http www nationalcom |
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