MC68HC05PL4B中文资料Microcontroller数据手册恩XP规格书

描述 Description

Overview The NXP® MC68HC05PL4/B is a member of the low-cost, high-performance M68HC05 Family of 8-bit microcontroller units (MCUs). All MCUs in the family use the popular M68HC05 central processor unit (CPU) and are available with a variety of subsystems, memory sizes and types, and package types.
Archived content is no longer updated and is made available for historical reference only.

特性 Features

•Low Cost HC05 Core
•28-Pin SOIC, PDIP, or SSOP Packages
•4k Bytes of User ROM with security
•256 Bytes of On-Chip RAM
•16-Bit Timer with Output Compare and Input Capture
•22 Bidirectional I/O Lines with:

•4 keyboard interrupts with pull-up resistor
•6 high current sink pins


•Open-drain output for LED drive
•Multiplexed DTMF output with built-in 6-bit D/A
•Single-Chip, Bootloader, and Test Modes
•Reloadable 8-bit event timer
•COP watchdog reset
•Power-Saving Stop, and Wait Modes