LTC1323CS 查看數據表（PDF） - Linear Technology

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LTC1323CS

Single 5V AppleTalk® Transceiver

Linear Technology 

LTC1323

U

W

SWITCHI G WAVEFOR S

3V

TXDEN

0V

5V

TXD+, TXD–

VOL

VOH

TXD–, TXD+

0V

1.5V

1.5V

f = 1MHz: tr ≤ 10ns: tf ≤ 10ns

tZL

tLZ

2.3V

OUTPUT NORMALLY LOW

tZH

OUTPUT NORMALLY HIGH

tHZ

2.3V

0.5V

0.5V

Figure 8. Differential Driver Enable and Disable

LTC1323 • F08

3V

TXD

0V

VOH

TXD–

VOL

VOH

TXD+

VOL

1.5V

f = 1MHz: tr ≤ 10ns: tf ≤ 10ns

tPHL

0V

1.5V

tPLH

0V

90%

0V

10%

tr

90%

0V

10%

tf

Figure 9. Differential Driver With Single-Ended Load

LTC1323 • F09

3V

TXI

0V

VOH

TXO

VOL

V OD2

(RXD+) – (RXD–)

–VOD2

VOH

RXDO

VOL

8

1.5V

f = 1MHz: tr ≤ 10ns: tf ≤ 10ns

1.5V

tPHL

90%

0V

10%

tPLH

90%

0V

10%

tr

tr

Figure 10. Single-Ended Driver

LTC1323 • F10

0V

f = 1MHz: tr ≤ 10ns: tf ≤ 10ns

tPLH

1.5V

0V

tPHL

1.5V

Figure 11. Differential Receiver

LTC1323 • F11

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