MAB8048H High speed 8-bit single-chip HMos microcomputer

• Architecture: 8-bit CPU (MCS-48 architecture).
• Memory:
  • 1 KB (1024 x 8 bits) internal ROM (mask-programmed).
  • 64 bytes of internal RAM.
• Instruction set: Over 90 instructions, approximately 70% of which are single-byte instructions. All instructions are executed in 1 or 2 clock cycles.
• Peripherals & I/O: 27 I/O lines, an integrated 8-bit timer/counter, and an on-chip oscillator.
• Package type: Standard 40-pin plastic DIP (Dual In-line Package).
• Operating voltage: Single 5V power supply.

Part Number Breakdown & Variants

• MAB: Indicates the standard temperature range of 0°C to +70°C for Philips/NXP devices.
• 8048: The base model number of the Intel-compatible family featuring mask-programmed ROM.
• H: Indicates manufacture using the faster or optimized HMOS (High-Density NMOS) technology.
• Related models: The MAB8035HL is the ROM-less version of this chip, requiring the program to be loaded entirely from external memory.