SP526CF Ver la hoja de datos (PDF) - Signal Processing Technologies

Número de pieza

componentes Descripción

Fabricante

SP526CF

WAN Multi-Mode Serial Transceiver

Signal Processing Technologies 

CL1

DI

A

RL

B

CL2

A

RO

B

1 5pF

Outp ut

U nd er

Test CL

500 Ω

S1

VCC

S2

Figure 21. Driver/Receiver Timing Test Circuit

Figure 22. Driver Timing Test Load Circuit

Receiver

Ou tpu t

Test Point

1KΩ

S1

VCC

CRL

1KΩ

S2

Figure 23. Receiver Timing Test Load Circuit

+3V

DRIVER INPUT

0V

A

DRIVER

OUTPUT B

DIFFERENTIAL VO+

OUTPUT 0V

VA – VB VO–

tSKEW = |tDPLH - tDPHL|

f = 1MHz; tR ≤ 10ns; tF ≤ 10ns

1.5V

1.5V

tPLH

tPHL

VO 1/2VO

tDPHL

tDPLH

tF

Figure 24. Driver Propagation Delays

1/2VO

tR

+3V

DXDoEr CTXX_oErnTaxb_lEe0nVable

5V

A, B

V OL

V OH

A, B

0V

f = 1MHz; tR < 10ns; tF < 10ns

1.5V

tZL

2.3V Output normally LOW

2.3V Output normally HIGH

tZH

Figure 25. V.11 Driver Enable and Disable Times

1.5V

tLZ

0.5V

0.5V

tHZ

Rev: C Date:2/1/06

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SP526 Multi–Mode Serial Transceiver

12

© Copyright 2006 Sipex Corporation

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