TMS370Cx32
8-BIT MICROCONTROLLER
SPNS015C – FEBRUARY 1990 – REVISED FEBRUARY 1997
FZ AND FN PACKAGES
(TOP VIEW)
CMOS/EEPROM/EPROM Technologies on
a Single Device
– Mask-ROM Devices for High-Volume
Production
– One-Time-Programmable (OTP) EPROM
Devices for Low-Volume Production
– Reprogrammable-EPROM Devices for
Prototyping Purposes
Internal System Memory Configurations
– On-Chip Program Memory Versions
– ROM: 8K Bytes
6
5
4
3
2
1 44 43 42 41 40
39
INT1
INT2
INT3
MC
7
XTAL2/CLKIN
XTAL1
CP2
8
38
37
36
35
34
33
32
31
9
V
CC1
10
11
12
13
14
15
16
17
V
CC3
SCIRXD
CP6
A7
A6
– EPROM: 8K Bytes
AN7
– Data EEPROM: 256 Bytes
– Static RAM: 256 Bytes Usable as
Registers
Flexible Operating Features
– Low-Power Modes: STANDBY and HALT
– Commercial, Industrial, and Automotive
Temperature Ranges
V
SS1
AN6
A5
A4
A3
AN5
30 AN4
29
V
SS3
18 19 20 21 22 23 24 25 26 27 28
– Clock Options
– Divide-by-1 (2 MHz–5 MHz SYSCLK)
Phase-Locked Loop (PLL)
– Divide-by-4 (0.5 MHz–5 MHz SYSCLK)
– Supply Voltage (V ) 5 V ±10%
Programmable Acquisition and Control
Timer (PACT) Module
Eight-Channel 8-Bit Analog-to-Digital
Converter 1 (ADC1)
TMS370 Series Compatibility
CC
– Register-to-Register Architecture
– 256 General-Purpose Registers
– 14 Powerful Addressing Modes
– Instructions Upwardly Compatible With
All TMS370 Devices
– Input Capture on up to Six Pins, Four of
Which Can Have a Programmable
Prescaler
– One Input Capture Pin Can Drive an 8-Bit
Event Counter
– Up to Eight Timer-Driven Outputs
– Interaction Between Event Counter and
Timer Activity
CMOS/TTL Compatible I/O Pins/Packages
– All Peripheral Function Pins Software
Configurable for Digital I/O
– 18 Independent Interrupt Vectors
– Watchdog With Selectable Time-Out
Period
– 14 Bidirectional Pins, Nine Input Pins
– 44-Pin Plastic and Ceramic Leaded Chip
Carrier (LCC) Packages
– Asynchronous Mini Serial
Communication Interface (Mini SCI)
Flexible Interrupt Handling
– Two Software-Programmable Interrupt
Levels
– Global- and Individual-Interrupt Masking
– Programmable Rising- or Falling-Edge
Detect
Workstation/PC-Based Development
System
– C Compiler and C Source Debugger
– Real-Time In-Circuit Emulation
– Multi-Window User Interface
– Microcontroller Programmer
– Extensive breakpoint/Trace Capability
– Individual-Interrupt Vectors
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.
Copyright 1997, Texas Instruments Incorporated
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.
1
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