TMS370Cx2x
8-BIT MICROCONTROLLER
SPNS018C 鈥?FEBRUARY 1993 鈥?REVISED FEBRUARY 1997
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CMOS/ EEPROM/ EPROM Technologies on
a Single Device
鈥?Mask-ROM Devices for High-Volume
Production
鈥?One-Time-Programmable (OTP) EPROM
Devices for Low-Volume Production
鈥?Reprogrammable-EPROM Devices for
Prototyping Purposes
Internal System Memory Configurations
鈥?On-Chip Program Memory Versions
鈥?ROM: 4K or 8K Bytes
鈥?EPROM: 8K Bytes
鈥?Data EEPROM: 256 Bytes
鈥?Static RAM: 256 Bytes Usable as
Registers
Flexible Operating Features
鈥?Low-Power Modes: STANDBY and HALT
鈥?Commercial, Industrial, and Automotive
Temperature Ranges
鈥?Clock Options
鈥?Divide-by-1 (2 MHz 鈥?5 MHz SYSCLK) PLL
鈥?Divide-by-4 (0.5 MHz 鈥?5 MHz SYSCLK)
鈥?Supply Voltage (V
CC
) 5 V
鹵10%
16-Bit General-Purpose Timer
鈥?Software Configurable as
a 16-Bit Event Counter, or
a 16-Bit Pulse Accumulator, or
a 16-Bit Input Capture Function, or
Two Compare Registers, or a
Self-Contained Pulse-Width-Modulation
(PWM) Function
鈥?Software Programmable Input Polarity
鈥?8-Bit Prescaler, Providing a 24-Bit
Real-Time Timer
On-Chip 24-Bit Watchdog Timer
鈥?Mask-ROM Devices: Hard Watchdog,
Simple Counter, or Standard Watchdog
Flexible Interrupt Handling
Serial Peripheral Interface (SPI)
Serial Communications Interface 1 (SCI1)
TMS370 Series Compatibility
鈥?Register-to-Register Architecture
鈥?128 or 256 General-Purpose Registers
鈥?14 Powerful Addressing Modes
鈥?Instructions Upwardly Compatible With
All TMS370 Devices
FN AND FZ PACKAGES
( TOP VIEW )
RESET
C0
B4
B3
B2
B1
B0
SCITXD
SCIRXD
SCICLK
D5
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
9
37
10
36
11
35
12
34
13
33
14
32
15
31
16
30
17
29
18 19 20 21 22 23 24 25 26 27 28
A2
A1
A0
D7
D4
D3
D6
NC
B5
B6
B7
INT1
INT2
INT3
VCC
NC
A7
A6
VSS
A5
A4
A3
MC
XTAL2/CLKIN
XTAL1
T1IC/CR
T1PWM
T1EVT
NC
SPISOMI
SPISIMO
SPICLK
NC
JC, JD, N AND NJ PACKAGES
( TOP VIEW )
B2
B3
B4
C0
RESET
INT1
INT2
INT3
VCC
A7
A6
VSS
A5
A4
A3
A2
A1
A0
D7
D4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
B1
B0
SCITXD
SCIRXD
SCICLK
D5
MC
XTAL2/CLKIN
XTAL1
T1IC/CR
T1PWM
T1EVT
SPISOMI
SPISIMO
SPICLK
B7
B6
B5
D6
D3
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CMOS/ TTL Compatible I / O Pins / Packages
鈥?All Peripheral Function Pins Software
Configurable for Digital I / O
鈥?33 Bidirectional Pins, 1 Input Pin
鈥?44-Pin Plastic and Ceramic Leaded Chip
Carrier (LCC) Packages
鈥?40-Pin Plastic and Ceramic Dual-In-Line
(DIP) Packages
Workstation / PC-Based Development
System
鈥?C Compiler and C Source Debugger
鈥?Real-Time In-Circuit Emulation
鈥?Extensive Breakpoint / Trace Capability
鈥?Multi-Window User Interface
鈥?Microcontroller Programmer
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
Copyright
漏
1997, Texas Instruments Incorporated
POST OFFICE BOX 1443
鈥?/div>
HOUSTON, TEXAS 77251鈥?443
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