SP319CF-L

更新时间： 2024-11-29 13:13:55

品牌	Logo	应用领域
西伯斯 - SIPEX		/
页数	文件大小	规格书
14页	225K
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数据手册

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SP319CF-L 数据手册

SP319

20Mbps, +5V-Only V.35 Interface

with RS-232 (V.28) Control Lines

■ 20Mbps V.35 Data Throughput

■ +5V-Only, Single Supply Operation

■ 3 Drivers, 3 Receivers – V.35

■ 4 Drivers, 4 Receivers – RS-232

■ Improved V.35 Receiver Propagation

Delays

■ No External V.35 Termination

Resistors Required

■ Termination Disable for V.35

■ 80-pin QFP Surface Mount Packaging

■ Pin Compatible with SP320

DESCRIPTION

The SP319 is a complete V.35 interface transceiver offering 3 drivers and 3 receivers for

V.35, and 4 drivers and 4 receivers for RS-232 (V.28). A Sipex patented charge pump allows

+5Vonlylowpoweroperation. RS-232driversandreceiversarespecifiedtooperateat120kbps,

all V.35 drivers and receivers operate up to 10Mbps.

Typical Applications Circuit

Pinout

+5V

25, 33, 41, 62, 73

C1+

0.1µF

VCC

VDD

VSS

0.1µF

C1-

0.1µF

C2+

SP319

0.1µF

RCOUT1 1

NC 2

TS000 3

NC 4

60 GND

59 DRB1

58 T1OUT

57 NC

C2-

TS000

+5V

75 ENT

ENV35

NC 5

Vcc

56 NC

TTEN 6

RTEN 7

NC 8

ENV35 9

NC 10

55 NC

54 T2OUT

53 NC

52 NC

51 T4OUT

50 NC

49 NC

48 NC

47 T3OUT

46 NC

45 NC

14 DRIN1

61 DRA1

400kΩ

RCA1 70

RCOUT 1

100Ω

Vcc

59 DRB1

13 T1IN

RCB1 71

RCA2 37

400kΩ

NC 11

NC 12

SP319

58 T1OUT

16 T2IN

Vcc

100Ω

RCOUT2 20

T1IN 13

DRIN1 14

DRIN3 15

T2IN 16

T3IN 17

NC 18

400kΩ

RCB2 38

R1IN 66

54 T2OUT

17 T3IN

Vcc

5kΩ

R1OUT 80

R2IN 68

400kΩ

44 DRB2

43 GND

42 DRA2

41 VCC

47 T3OUT

Vcc

R3OUT 19

RCOUT2 20

5kΩ

R2OUT 78

R3IN 35

24 T4IN

400kΩ

51 T4OUT

Vcc

5kΩ

R3OUT 19

R4IN 39

22 DRIN2

42 DRA2

400kΩ

44 DRB2

23 STEN

R4OUT 21

RCA3 76

Vcc

15 DRIN3

63 DRA3

400kΩ

100Ω

RCOUT3 79

65 DRB3

6 TTEN

RTEN 7

RCB3 77

29, 34, 43, 60, 64, 72

SP319DS/08

SP319 20Mbps, +5V-Only V.35 Interface with RS-232 (V.28) Control Lines

12 3 4 5 6 7...14

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