SP505 datasheet(24/35 Pages) SIPEX

24 / 35 page

Rev: A Date: 1/27/04

SP505 Multi–Mode Serial Transceiver

Figure 52. SP505 Typical Operating Circuit

RD(a) 70

RxD 1

RD(b) 71

RT(a) 37

RxC 20

RT(b) 38

CS(a) 66

CTS 80

CS(b) 67

DM(a) 68

DSR 78

DM (b) 69

RR(a) 35

DCD 19

RR(b) 36

IC(a) 39

RI 21

IC(b) 40

SCT(a) 76

SCT 79

SCTEN 7

SCT(b) 77

14 TxD

61 SD(a)

59 SD(b)

2 SDEN

22 ST

42 ST(a)

44 ST(b)

23 STEN

15 TxC

63 TT(a)

65 TT(b)

6 TTEN

13 DTR

58 TR(a)

56 TR(b)

3 TREN

16 RTS

54 RS(a)

52 RS(b)

4 RSEN

17 RL

47 RL(a)

45 RL(b)

18 RLEN

24 LL

51 LL(a)

49 LL(b)

5 LLEN

22µF

1N5819

VCC

VDD

C1-

C2-

VSS

C1+

C2+

22µF

+5V

10µF

22µF

RS-422 Mode

Input Word

Charge Pump

A — Receiver Tri-State circuitry,

V.11, & V.35 termination

resistor circuitry (RxD,

RxC & SCT).

B — Driver Tri-State circuitry &

V.35 termination circuitry

(TxD, TxC & ST).

SP505

(SEE PINOUT ASSIGNMENTS FOR GROUND PINS)

LATCH

(SEE PINOUT FOR VCC PINS)

SP505 Datasheet(PDF) 24 Page - Sipex Corporation

SP505 Datasheet(HTML) 24 Page - Sipex Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35

Datasheet Download

Link URL