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Product Overview:

The H8S/2643 Group of microcomputers is an I/O enhanced version of the 16bitx 16bit built-in multiplier H8S/2633 Group products. These 120-, 128- and144-pin products incorporate SCI5ch, PLL clock frequency multiplier andpowerful timers in addition to the standard peripheral modules

Key Features:

  • High-efficiency H8S/2600CPU
    • High-speed operation: Single-state basic instruction operation
    • Minimum instruction execution time
      • H8S/2643R: 35.7ns
      • H8S/2643, 2642, 2641: 40ns
        (25MHz/Vcc=3.3V, PVcc=5.0V)
  • Internal multiplier: 16bit x 16bit (4 states)
  • Large-capacity on-chip memory
    • 256kB Flash ROM
    • 16kB RAM
  • Powerful timers
    • TPU(16-bit Timer Pulse Unit)×6ch
    • 8bit timer×2ch
  • Built-in SCI×5ch
  • Built-in A/D converter×16ch
  • Internal PLL clock frequency multiplier
  • Subclock operation (32kHZ)
  • Packages


(New Renesas Code)

(See Product Lineup.)
FP-144J (PRQP0144KB-A)
(See Product Lineup.)
(See Product Lineup.)
TFP-144 (PTQP0144LC-A)
(See Product Lineup.)

Key Applications:

Cameras (DSC), game devices, music devices, remote controls, A devices, PCperipherals (external memory, input, output), communication devices(telephones), home information appliances, printers (MFP, PPC, LBP)

Built-in Functions

  • High-speed H8S/2000 central processing unit with 16-bit architecture
    • Upward-compatible with H8/300 and H8/300H CPUs on an object level
    • Sixteen 16-bit general registers
    • 69 basic instructions
    • Address space: 16M byte
  • Interrupt
    • Internal: 72
    • External: 9
  • Bus controller
    • External data bus width: 8/16 bits
  • Varioius peripheral functions
    • PC break controller x 2ch
    • DMA controller (DMAC)
    • Data transfer controller (DTC) x 85ch
    • 16-bit timer pulse unit (TPU) x 6ch
    • Programmable pulse generator (PPG) x 16ch
    • 8-bit timer x 4ch
    • Watchdog timer (WDT) x 2ch
    • 14-bit PWM timer (PWM) x 4ch
    • Serial communication interface (SCI) x 5ch (SCI0 to SCI4)
    • IrDA-equipped SCI x 1ch (SCI0)
    • 10-bit A/D converter x 16ch
    • 8-bit D/A converter x 4ch
    • Clock pulse generator
    • I2C bus interface (IIC) x 2ch (option)
  • General I/O ports
    • I/O pins: 95
    • Input-only pins: 16


Product Lineup:

Alliance Partner



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