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Low Voltage / Low Power CMOS 16-Bit Microcontrollers

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93CS20 pdf
Low Voltage/Low Power
CMOS 16-Bit Microcontroller
1. Outline and Device Characteristics
The TMP93CS20 is high-speed, advanced 16-bit microcontroller. It enables low-voltage and
low-power-consumption operation.
The TMP93CS20 is housed in 144-pin flat packages.
The device characteristics are as follows:
(1) Original 16-bit CPU (900/L CPU)
TLCS-90 instruction mnemonic upward compatible
16-Mbyte linear address space
General-purpose registers, register bank system
16-bit multiplication, 16-bit division, bit transfer and bit manipulation instructions
Micro DMA: 4 channels (1.6 µs per 2 bytes at 20 MHz)
(2) Minimum instruction execution time: 200 ns at 20 MHz
(3) Internal RAM: 2 Kbytes
Internal ROM: 64 Kbytes
(4) LCD driver
Boosting circuit (Reference voltage external input)
Maximum 40 segments × 4 commons
1/4, 1/3, 1/2 duty, static driving selection
(5) Timer for realtime clock: 1 channel
(6) 8-bit timer: 4 channels
(7) 16-bit timer: 4 channels
The information contained herein is subject to change without notice.
The information contained herein is presented only as a 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.
TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general
can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer,
when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid
situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to
In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most
recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for
Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability Handbook” etc..
The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal
equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products are
neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunctionor
failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control
instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments,
medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this document shall be made
at the customer’s own risk.
The products described in this document are subject to the foreign exchange and foreign trade laws.
TOSHIBA products should not be embedded to the downstream products which are prohibited to be produced and sold, under any law
and regulations.
For a discussion of how the reliability of microcontrollers can be predicted, please refer to Section 1.3 of the chapter entitled Quality
and Reliability Assurance/Handling Precautions.
Purchase of TOSHIBA I2C components conveys a license under the Philips I2C Patent Rights to use
these components in an I2C system, provided that the system conforms to the I2C Standard
Specification as defined by Philips.

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93CS20 pdf
(8) Serial interface: 2 channels
UART/synchronous mode: 1 channel
UART: 1 channel
(9) Serial bus interface: 1 channel
I2C bus mode/clock-synchronous 8-bit SIO mode
(10) 10-bit AD converter: 8 channels
(11) Large current drive port: 8 ports (Port A)
(12) Watchdog timer
(13) Key-on wakeup (Key input interrupt)
(14) Interrupt functions
9 CPU interrupts (SWI instruction, and illegal instruction)
24 internal interrupts
12 external interrupts
7-level priority can be set.
(15) I/O ports: 88 pins (including XT1, XT2)
Large current output: 8 pins, LED can be directly driven.
(16) Standby function: 4 HALT modes (RUN, IDLE2, IDLE1, STOP)
(17) Clock gear function
Clock gear: High-frequency clock can be changed from fc to fc/16.
Dual clock operation
(18) Operating voltage
Vcc = 2.7 to 5.5 V
(19) Package

Part Number 93CS20
Description Low Voltage / Low Power CMOS 16-Bit Microcontrollers
Maker Toshiba Semiconductor - Toshiba Semiconductor
Total Page 30 Pages
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