SP211EHEA-L Ver la hoja de datos (PDF) - Exar Corporation

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componentes Descripción

Fabricante

SP211EHEA-L

High Speed +5V High Performance RS-232 Transceivers

Exar Corporation 

POWER UP WITH SD ACTIVE (Charge pump in shutdown mode)

t0 (POWERUP)

+5V

ROUT

0V

ENABLE

SD

DISABLE

tWAIT

DATA VALID

POWER UP WITH SD DISABLED (Charge pump in active mode)

t0 (POWERUP)

+5V

ROUT

0V

ENABLE

SD

DATA VALID

tENABLE

DISABLE

EXERCISING WAKE–UP FEATURE

t0 (POWERUP)

+5V

ROUT

0V

DATA VALID

tENABLE

DATA VALID

tENABLE

DATA VALID

tENABLE

SD

DISABLE

ENABLE

tWAIT

VCC = +5V –10%; TA = 25 C

tWAIT = 2ms typical, 3ms maximum

tENABLE = 1ms typical, 2ms maximum

DISABLE

Figure 6. Wake-Up Timing

Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com



SP211EH_213EH_101_060111

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