TLV803RDBZT datasheet(3/16 Pages) TI1

部品番号	TLV803RDBZT

部品情報	3-Pin Voltage Supervisors with Active-Low, Open-Drain Reset

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t

d

t

d

t

1

0

t

RESET

ForV

<1.1VUndefined

BehaviorofOutput

DD

RESET

1.1V

V

DD

V

IT-

TLV803M, TLV803R

TLV803S, TLV803Z

TLV863M

www.ti.com

SBVS157B

– APRIL 2011 – REVISED AUGUST 2011

RECOMMENDED OPERATING CONDITIONS

At specified temperature range (unless otherwise noted).

MIN

MAX

UNIT

VDD

Supply voltage

1.1

6

V

TA

Operating free-air temperature range

–40

+125

°C

ELECTRICAL CHARACTERISTICS

Over recommended operating free-air temperature range (unless otherwise noted).

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VDD = 2 V to 6 V, IOL = 500 µA

0.2

VOL

Low-level output voltage

VDD = 3.3 V, IOL = 2 mA

0.4

V

VDD = 6 V, IOL = 4 mA

0.4

Power-up reset voltage(1)

IOL = 50 µA, VOL < 0.2 V

1.1

V

TLV803Z

2.20

2.25

2.30

TLV803R

2.58

2.64

2.70

Negative-going input

VIT–

TA = – 40°C to 125°C

V

TLV803S

2.87

2.93

2.99

threshold voltage(2)

TLV803M

4.28

4.38

4.48

TLV863M

TLV803Z

30

TLV803R

35

Vhys

Hysteresis

TA = +25°C, IOL = 50 µA

mV

TLV803S

40

TLV803M

60

TLV863M

VDD = 2 V, output unconnected

9

15

IDD

Supply current

µA

VDD = 6 V, output unconnected

20

30

IOH

Output leakage current

VDD = 6 V

100

nA

(1)

The lowest supply voltage at which RESET becomes valid. tr, VDD ≤ 66.7 V/ms.

(2)

To ensure best stability of the threshold voltage, a bypass capacitor (0.1-

µF ceramic) should be placed near the supply terminals.

SWITCHING CHARACTERISTICS

At TA = +25°C, unless otherwise noted.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tw

Pulse duration at VDD

VDD = 1.08 VIT– to 0.92 VIT–

1

µs

td

Delay time

VDD ≥ VIT– + 0.2 V; see Timing Diagram

120

200

280

ms

TIMING DIAGRAM

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3

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