TRS3318CPWR datasheet(7/17 Pages) TI

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AUTO-POWERDOWN PLUS SECTION

Electrical Characteristics

Switching Characteristics

TRS3318

2.5-V 460-kbps RS-232 TRANSCEIVER

WITH ±15-kV ESD PROTECTION

SLLS820 – AUGUST 2007

over recommended ranges of supply voltage and operating free-air temperature,

VCC = 2.25 V to 3 V, C1–C4 = 0.1 μF, TA = TMIN to TMAX (unless otherwise noted) (see Figure 4)

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

Positive threshold

2.7

Receiver input threshold to INVALID high

Negative threshold

–2.7

Receiver input threshold INVALID low

–0.3

0.3

INVALID, READY voltage low

IOUT = 0.5 mA

0.1

× V

INVALID, READY voltage high

IOUT = –0.5 mA

0.8

× V

over recommended ranges of supply voltage and operating free-air temperature,

VCC = 2.25 V to 3 V, C1–C4 = 0.1 μF, TA = TMIN to TMAX (unless otherwise noted) (see Figure 4)

PARAMETER

TEST CONDITIONS

MIN

TYP(1)

MAX

UNIT

tINVH

Receiver positive or negative threshold to INVALID high

VCC = 2.5 V

μs

tINVL

Receiver positive or negative threshold to INVALID low

VCC = 2.5 V

μs

tWU

Receiver or driver edge to driver enabled

VCC = 2.5 V

100

μs

tAUTOPRDN

Receiver or driver edge to driver shutdown

VCC = 2.5 V

(1)

Typical values are at VCC = 2.5 V,TA = 25°C.

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