HomedatasheetW78C58P

W78C58P Datasheet

8-BIT MICROCONTROLLER
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Description

GENERAL DESCRIPTION
The W78C58 is a derivative of the W78C52 microcontroller family that provides extended internal ROM. The chip has 32K bytes of mask ROM and 256 bytes of RAM.

FEATURES
• DC to 40 MHz extensive operating frequency
• 256-byte on-chip scratch pad RAM
• 32K-byte on-chip mask ROM
• 64K-byte address space for external Program Memory
• 64K-byte address space for external Data Memory
• Three 16-bit timer/counters
• Four 8-bit bit-addressable I/O ports
• One extra 4-bit bit-addressable I/O port, additonal INT2 / INT3
   (Available on 44-pin PLCC/QFP package)
• Eight-source, two priority-level interrupts
• Low EMI emission mode
• Built-in programmable power-saving modes - Idle mode & Power-down mode
• Packages:
   - DIP 40: W78C58-16/24/40
   - PLCC 44: W78C58P-16/24/40
   - QFP 44: W78C58F-16/24/40
   - TQFP 44: W78C58M-16/24/40

Features

Parameters


Manufacturer information

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