CMOS 16-Bit Microcontrollers
1. Outline and Features
TMP91FY22F is a high-speed 16-bit microcontroller designed for the control of various mid- to
TMP91FY22F comes in a 100-pin flat package.
Listed below are the features.
(1) High-speed 16-bit CPU (900/L1 CPU)
x Instruction mnemonics are upward-compatible with TLCS-90/900
x 16 Mbytes of linear address space
x General-purpose registers and register banks
x 16-bit multiplication and division instructions; bit transfer and arithmetic instructions
x Micro DMA: 4-channels (1.0 Ps/2 bytes at 16 MHz)
(2) Minimum instruction execution time: 148 ns (at 27 MHz)
(3) Built-in RAM: 16 Kbytes
Built-in ROM: 256 Kbytes Flash memory
2 Kbytes mask ROM (used for booting)
(4) External memory expansion
x Expandable up to 16 Mbytes (shared program/data area)
x Can simultaneously support 8-/16-bit width external data bus
• • • Dynamic data bus sizing
(5) 8-bit timers: 8 channels
(6) 16-bit timer/event counter: 2 channels
(7) General-purpose serial interface: 2 channels
UART/ Synchronous mode: 2 channels
IrDA ver1.0 (115.2 kbps) supported
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