TMP91FW40
Low Voltage/Low Power Consumption
CMOS 16-Bit Microcontroller
TMP91FW40FG
1.
Outline and Features
The TMP91FW40 is a high-speed, high-performance 16-bit microcontroller capable of
low-voltage, low-power-consumption operation.
This microcontroller comes in a 100-pin flat package and has the following features:
(1) Toshiba proprietary 16-bit CPU (900/L1 CPU)
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Instruction mnemonics are upwardly compatible with the TLCS-90 and TLCS-900.
16-Mbyte linear address space
Architecture based on general-purpose registers and register banks
16-bit multiply/divide instructions and bit transfer/arithmetic instructions
Micro DMA: 4 channels (593 ns/2 bytes at 27 MHz)
(2) Minimum instruction execution time: 148 ns (at 27 MHz)
RESTRICTIONS ON PRODUCT USE
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The information contained herein is subject to change without notice.
20070701-EN GENERAL
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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 property.
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.
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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 malfunction or 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 his document shall
be made at the customer’s own risk.
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The products described in this document shall not be used or embedded to any downstream products of which
manufacture, use and/or sale are prohibited under any applicable laws and regulations.
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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 patents or other rights of TOSHIBA or the third
parties.
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Please contact your sales representative for product-by-product details in this document regarding RoHS
compatibility. Please use these products in this document in compliance with all applicable laws and regulations that
regulate the inclusion or use of controlled substances. Toshiba assumes no liability for damage or losses occurring
as a result of noncompliance with applicable laws and regulations.
This product uses the Super Flash® technology under the license of Silicon Storage Technology,Inc.
Super Flash® is a registered trademark of Silicon Storage Technology,Inc.
91FW40-1
2008-10-22
TMP91FW40
(3) Internal RAM: 4 Kbytes
(4) Internal ROM: 128 Kbytes Flash memory
4 Kbytes mask ROM (used for booting)
(5) 8-bit timer: 4 channels
(6) 16-bit timer: 3 channels
(7) Divider output
(8) General-purpose serial interface: 4 channels
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Both UART and synchronous transfer modes are supported.
(9) 10-bit AD converter (with sample-and-hold): 4 channels
(10) Watchdog timer
(11) Key-on wakeup: 4 channels
(12) Real-time clock (RTC)
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Based on the TC8521A specifications
(13) Melody/Alarm generator (MLD)
(14) Program patch logic: 6 banks
(15) LCD driver/controller (voltage reducer type, reference voltage = VCC)
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LCD direct drive possible (8 to 40 segments x 4 commons)
1/4 duty, 1/3 duty, 1/2 duty or static drive selectable
9 CPU interrupts: Triggered by a software interrupt instruction or undefined instruction
27 internal interrupts: 7 priority levels
7 external interrupts: 7 priority levels
(Two interrupts support selection of triggering edge.)
(16) Interrupts: 43 sources
(17) Input/output ports: 61 pins
(18) Standby function
Three HALT modes (programmable IDLE2, IDLE1, STOP)
(19) Clock control function
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Low-frequency clock (fs
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32.768 kHz)
Vcc
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2.7 to 3.6 V (fc max
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27 MHz at flash memory read)
Vcc
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2.2 to 3.6 V (fc max
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16 MHz at flash memory read)
Vcc
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2.7 to 3.6 V (fc max
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27 MHz at flash memory erase and program)
(20) Operating voltage range
(21) Package: LQFP100-P-1414-0.50F
91FW40-2
2008-10-22
51单片机
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