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HC805K3GRS/D Datasheet(PDF) 16 Page - NXP Semiconductors

Part # HC805K3GRS/D
Description  The low-cost MC68HC805K3 microcontroller is a member of the M68HC805 Family of microprocessors.
PDF  119 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

HC805K3GRS/D Datasheet(HTML) 16 Page - NXP Semiconductors

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General Release Specification
Features
MC68HC805K3 — Rev. 1.0
16
General Description
1.3 Features
•
Low-Cost HC05 Core
•
16-Pin PDIP or SOIC Package
•
928 Bytes of User EEPROM (Including Eight Bytes of User
Vectors)
•
64 Bytes of User RAM
•
128 Bits of Personality EEPROM (Not Memory Mapped)
Programmed using User Software or during User EEPROM
Programming
•
On-Chip Charge Pump for In-Circuit Programming of the
Personality EEPROM at 3.0 to 5.5 Vdc.
•
8-Bit Free-Running Timer
•
4-Stage Selectable Real-Time Interrupt Generator
•
10 Bidirectional Input/Output (I/O) Lines Including:
–
8 mA Sink Capability on Four I/O Pins (PA7–PA4)
–
Mask Option Register Bit for Software Programmable
Pulldowns on All I/O Pins
–
Mask Option Register Bit for Port Interrupts on Four I/O Pins
(PA3–PA0) (Keyboard Scan Feature)
•
IRQ Interrupt Hardware Mask, Flag Bit, and Request Bit
•
Mask Option Register Bit for Sensitivity on IRQ Interrupt (Edge-
and Level-Sensitive or Edge-Sensitive Only)
•
On-Chip Oscillator (Mask Option Register Bits for Crystal/Ceramic
Resonator Oscillator with Internal 2 M
Ω Resistor, and 2-Pin or 3-
Pin Resistor Capacitor (RC) Oscillator)
•
Mask Option Register Bit for Reduced Startup Delay Time with RC
Oscillator Options
•
Mask Option Register Bit for Computer Operating Properly (COP)
Watchdog System
•
Power-Saving Stop and Wait Mode Instructions
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com



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