TOSHIBA
TLCS-90 Series
TMP90CH45
CMOS 8–Bit Microcontrollers
TMP90CH45N/TMP90CH45F
1. Outline and Characteristics
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Minimum instruction executing time: 250ns (at 16MHz
oscillation frequency)
Built-in RAM: 512 bytes
Memory expansion
External program memory: 4M bytes
The TMP90CH45 is a high-speed, high performance 8-bit
microcontroller developed for application in the control of
various devices.
The TMP90CH45 CMOS 8-bit microcontroller integrates an 8-
bit CPU, RAM, A/D converter, multi-function timer/event counter,
general-purpose serial interface and programmable chip selector
features in a single chip. In addition, it can expand to 4M byte
external program memory as well as 8M byte external data
memory.
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External data memory:
8M bytes
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Highly accurate 8-bit A/D converter (4 channels)
General-purpose serial interface (1 channel)
With asynchronous mode and I/O interface mode
Multi-function 16-bit timer/event counter (1 channel)
8-bit timer (4 channels)
The TMP90CH45N is a device with a 64-pin shrink DIP.
The TMP90CH45F is a device with a 64-pin flat package.
The following are the features of TMP90CH45:
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Stepping motor control and pattern generation ports
(2 channels)
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Highly efficient instructions: 163 types of basic
instructions, including Multiplication, division, 16-bit
arithmetic operations, bit manipulation instructions
(10) Input/Output ports: 36 pins
(11) Programmable chip select function
(12) Interrupt function: 10 internal, 3 external
(13) Micro Direct Memory Access (DMA) function (11 channels)
(14) Watchdog timer function
(15) Standby function (3 HALT modes)
The information contained here is subject to change without notice.
The information contained herein is presented only as guide for the applications of our products. No responsibility is assumed by TOSHIBA for any infringements of patents or other rights of the third parties
which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of TOSHIBA or others. These TOSHIBA products are intended for usage in general electronic
equipments (office equipment, communication equipment, measuring equipment, domestic electrification, etc.) Please make sure that you consult with us before you use these TOSHIBA products in equip-
ments which require high quality and/or reliability, and in equipments which could have major impact to the welfare of human life (atomic energy control, spaceship, traffic signal, combustion control, all types
of safety devices, etc.). TOSHIBA cannot accept liability to any damage which may occur in case these TOSHIBA products were used in the mentioned equipments without prior consultation with TOSHIBA.
TOSHIBA CORPORATION
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