TMS370C686AFNT Datasheet, PDF (1/45 Pages) Texas Instruments – 8-BIT MICROCONTROLLER

TMS370Cx8x
8-BIT MICROCONTROLLER
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 Bytes
– EPROM: 16K Bytes
– Data EEPROM: 256 Bytes
– Static RAM: 128 or 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 (V_CC) 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 Functions, or
Two Compare Registers, or a
Self-Contained Pulse Width Modulation
(PWM) Function
D On-Chip 24-Bit Watchdog Timer
– EPROM / OTP Device: Standard
Watchdog
– Mask-ROM Devices: Hard Watchdog,
Simple Counter, or Standard Watchdog
D Flexible Interrupt Handling
– Two S/W Programmable Interrupt Levels
– Global- and Individual-Interrupt Masking
– Programmable Rising- or Falling-Edge
Detect
– Individual Interrupt Vectors
D TMS370 Series Compatibility
– Register-to-Register Architecture
– 256 General-Purpose Registers
– 14 Powerful Addressing Modes
– Instructions Upwardly Compatible With
all TMS370 Devices
SPNS035B –DECEMBER 1995 – REVISED FEBRUARY 1997
N PACKAGE
( TOP VIEW )
C2 1
C3 2
C4 3
C5 4
RESET 5
INT1 6
INT2 7
INT3 8
NC 9
VCC 10
A7 11
A6 12
A5 13
A4 14
A3 15
A2 16
A1 17
A0 18
D7 19
D4 20
40 C1
39 C0
38 B0
37 B1
36 B2
35 B3
34 MC
33 XTAL2/CLKIN
32 XTAL1
31 B7
30 B6
29 B5
28 B4
27 VSS
26 T1IC/CR
25 T1PWM
24 T1EVT
23 D5
22 D6
21 D3
FZ AND FN 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
B7
B6
B5
NC
B4
C7
C6
NC
D CMOS/ Package/TTL Compatible I / O Pins
– 40-Pin Plastic Dual-In-Line Packages /
32 Bidirectional Pins, 1 Input Pin
– 44-Pin Plastic Leaded Chip Carrier (LCC)
Packages/ 34 Bidirectional Pins,
1 Input Pin
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
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