MCU 16-bit TLCS-900/L1 CISC 256KB Flash 3.3V 100-Pin LQFP

TMP91FY42 is a high-speed 16-bit microcontroller designed for the control of various mid- to large-scale equipment. TMP91FY42 comes in a 100-pin flat package.

• High-speed 16-bit CPU (900/L1 CPU)
  • Instruction mnemonics are upward-compatible with TLCS-90/900
  • General-purpose registers and register banks
  • 16 Mbytes of linear address space
  • 16-bit multiplication and division instructions; bit transfer and arithmetic instructions
  • Micro DMA: 4-channels (593 ns/2 bytes at 27 MHz)
• Minimum instruction execution time: 148 ns (at 27 MHz)
• Built-in RAM: 16 Kbytes
  • Built-in ROM: 256 Kbytes Flash memory
  • 4 Kbytes mask ROM (used for booting)
• External memory expansion
  • Expandable up to 16 Mbytes (shared program/data area)
  • Can simultaneously support 8-/16-bit width external data bus Dynamic data bus sizing
• 8-bit timers: 8 channels
• 16-bit timer/event counter: 2 channels
• General-purpose serial interface: 2 channels
  • UART/ Synchronous mode: 2 channels
  • IrDA ver1.0 (115.2 kbps) supported: 1 channel
• Serial bus interface: 1 channel
  • I²C bus mode/clock synchronous Select mode
• 10-bit AD converter (built-in sample hold circuit): 8 channels
• Watchdog timer
• Special timer for clock
• Chip Select/Wait controller: 4 channels
• Interrupts: 45 interrupts
  • 9 CPU interrupts: Software interrupt instruction and illegal instruction
  • 26 internal interrupts:
  • 10 external interrupts:
• Input/Output ports: 81 pins
• Standby function
  • Three HALT modes: IDLE2 (programmable), IDLE1, STOP
• Clock controller
  • Clock Gear function: Select a high-frequency clock (fc to fc/16)
  • Special timer for CLOCK (fs = 32.768 kHz)
• Operating voltage
  • Vcc = 2.7 V to 3.6 V (fc max = 27 MHz, flash memory read operation)
  • Vcc = 3.0 V to 3.6 V (fc max = 27 MHz, flash memory erase/program operations)
• Package: 100-pin LQFP