LTC1346 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC1346

10Mbps DCE/DTE V.35 Transceiver

Linear Technology 

LTC1346A

UW

W

SWITCHI G TI E WAVEFOR S

3V

T

0V

VO

Y–Z

–VO

Z

Y

f = 1MHz: tr ≤ 10ns: tf ≤ 10ns

1.5V

tPLH

90%

50%

10%

tr

VDIFF = V(Y) – V(Z)

1/2 VO

1.5V

tPHL

90%

50%

10%

tf

VO

tSKEW

tSKEW LTC1346A • F03

Figure 3. V.35 Transmitter Propagation Delays

V OD/2

A–B

–VOD/2

VOH

R

VOL

0V f = 1MHz: tr ≤ 10ns: t f ≤ 10ns INPUT

tPLH

1.5V

OUTPUT

0V

tPHL

1.5V

LTC1346A • F04

Figure 4. V.35 Receiver Propagation Delays

3V

S0

0V

5V

R

VOL

VOH

R

0V

1.5V

tZL

tZH

1.5V

f = 1MHz: tr ≤ 10ns: tf ≤ 10ns

tLZ

1.5V

OUTPUT NORMALLY LOW

OUTPUT NORMALLY HIGH

tHZ

1.5V

0.5V

0.5V

LTC1346A • F05

Figure 5. Receiver Enable and Disable Times

6

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