TMS370C322A Datasheet: 8-BIT MICROCONTROLLER





TMS370C322A 8-BIT MICROCONTROLLER Datasheet

Part Number TMS370C322A
Description 8-BIT MICROCONTROLLER
Manufacture etcTI
Total Page 30 Pages
PDF Download Download TMS370C322A Datasheet PDF

Features: D CMOS/ EEPROM/ EPROM Technologies on a Single Device – Mask-ROM Devices for High-Volume Production – One-Time-Pro grammable (OTP) EPROM Devices for Low-V olume Production – Reprogrammable-EPR OM Devices for Prototyping Purposes D I nternal System Memory Configurations On-Chip Program Memory Versions – R OM: 4K or 8K Bytes – EPROM: 8K Bytes – Data EEPROM: 256 Bytes – Static R AM: 256 Bytes Usable as Registers D Fle xible Operating Features – Low-Power Modes: STANDBY and HALT – Commercial, Industrial, and Automotive Temperature Ranges – Clock Options – Divide-by -1 (2 MHz – 5 MHz SYSCLK) PLL – Div ide-by-4 (0.5 MHz – 5 MHz SYSCLK) – Supply Voltage (VCC) 5 V ±10% D 16-Bi t General-Purpose Timer – Software Co nfigurable as a 16-Bit Event Counter, o r a 16-Bit Pulse Accumulator, or a 16-B it Input Capture Function, or Two Compa re Registers, or a Self-Contained Pulse -Width-Modulation (PWM) Function – So ftware Programmable Input Polarity – 8-Bit Prescaler, Providing a 24-Bit Real-Time Timer D On-Chip 2.

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D 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
D Internal System Memory Configurations
– On-Chip Program Memory Versions
– ROM: 4K or 8K Bytes
– EPROM: 8K Bytes
– Data EEPROM: 256 Bytes
– Static RAM: 256 Bytes Usable as
Registers
D Flexible Operating Features
– Low-Power Modes: STANDBY and HALT
– Commercial, Industrial, and Automotive
Temperature Ranges
– Clock Options
– Divide-by-1 (2 MHz – 5 MHz SYSCLK) PLL
– Divide-by-4 (0.5 MHz – 5 MHz SYSCLK)
– Supply Voltage (VCC) 5 V ±10%
D 16-Bit General-Purpose Timer
– 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
– Software Programmable Input Polarity
– 8-Bit Prescaler, Providing a 24-Bit
Real-Time Timer
D On-Chip 24-Bit Watchdog Timer
– Mask-ROM Devices: Hard Watchdog,
Simple Counter, or Standard Watchdog
D Flexible Interrupt Handling
D Serial Peripheral Interface (SPI)
D Serial Communications Interface 1 (SCI1)
D TMS370 Series Compatibility
– Register-to-Register Architecture
– 128 or 256 General-Purpose Registers
– 14 Powerful Addressing Modes
– Instructions Upwardly Compatible With
All TMS370 Devices
TMS370Cx2x
8-BIT MICROCONTROLLER
SPNS018C – FEBRUARY 1993 – REVISED FEBRUARY 1997
FN AND FZ PACKAGES
( TOP VIEW )
INT1
INT2
INT3
VCC
NC
A7
A6
VSS
A5
A4
A3
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
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 B1
39 B0
38 SCITXD
37 SCIRXD
36 SCICLK
35 D5
34 MC
33 XTAL2/CLKIN
32 XTAL1
31 T1IC/CR
30 T1PWM
29 T1EVT
28 SPISOMI
27 SPISIMO
26 SPICLK
25 B7
24 B6
23 B5
22 D6
21 D3
D CMOS/ TTL Compatible I / O Pins / Packages
– All Peripheral Function Pins Software
Configurable for Digital I / O
– 33 Bidirectional Pins, 1 Input Pin
– 44-Pin Plastic and Ceramic Leaded Chip
Carrier (LCC) Packages
– 40-Pin Plastic and Ceramic Dual-In-Line
(DIP) Packages
D Workstation / PC-Based Development
System
– C Compiler and C Source Debugger
– Real-Time In-Circuit Emulation
– Extensive Breakpoint / Trace Capability
– Multi-Window User Interface
– 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 © 1997, Texas Instruments Incorporated
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
1

                    
                    






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