TLC7701, TLC7725, TLC7703, TLC7733, TLC7705

MICROPOWER SUPPLY VOLTAGE SUPERVISORS

SLVS087K – DECEMBER 1994 – REVISED JULY 1999

12

POST OFFICE BOX 655303

APPLICATION INFORMATION

TLC77xx

GND

0.1

µF

RESET

RESIN

RESET

SENSE

CONTROL

CT

GND

RESET

VDD

TMS70C20

NC

100 k

Ω

RESET

VDD

VDD

0.1

µF

Figure 9. Reset Controller in a Microcomputer System

VDD

GND

RESET

SENSE

CONTROL

CT

RESET

GND

CS

VDD

TLC77xx

RESET

CSH1

ADD0 – 15

GND

R/W

16

8

A0 – A15

D0 – D7

DATA0 – 7

R/W

32K

 8

CMOS RAM

TMS370

VDD

RESIN

0.1

µF

0.1

µF

0.1

µF

Figure 10. Data Retention During Power Down Using Static CMOS RAMs