TLC7701, TLC7725, TLC7703, TLC7733, TLC7705

MICROPOWER SUPPLY VOLTAGE SUPERVISORS

SLVS087K – DECEMBER 1994 – REVISED JULY 1999

3

POST OFFICE BOX 655303

functional block diagram

1.1 V

R2‡

R1‡

RESET†

RESET†

VDD

GND

8

6

5

4

RESIN

CONTROL

SENSE

CT

3

1

2

7

1 M

Ω

50

µA

† Outputs are totem-pole configuration. External pullup or pulldown resistors are not required.

‡ Nominal values:

TLC7701

TLC7703

R1 (Typ)

R2 (Typ)

TLC7733

TLC7705

750 k

910 k

290 k

450 k

Ω

Ω

Ω

Ω

0

∞

502 k

Ω

698 k

Ω

TLC7725

600 k

600 k

ΩΩ

timing diagram

RESET

Output

Output

Undefined

VDD and VI(SENSE)

td

Threshold Voltages

Vres

VIT–

VIT+

td

t

t

VIT+