SP507 datasheet(18/28 Pages) SIPEX

Numer części	SP507

Szczegółowy opis	5V, Single Chip WAN Multi-Mode Serial Transceiver

PDF	28 Pages

Scroll/Zoom	100%

Producent	SIPEX [Sipex Corporation]

Strona internetowa	http://www.sipex.com

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18 / 28 page

Rev: A Date:1/27/04

SP507 Multi–Mode Serial Transceiver

RD(a) 70

RxD 1

RD(b) 71

CS(a) 66

CTS 80

CS(b) 67

DM(a) 68

DSR 78

DM(b) 69

DTE_ST 79

SCTEN 7

SCT(b) 77

14 TxD

61 SD(a)

59 SD(b)

22 DCE_ST

42 ST(a)

44 ST(b)

23 STEN

15 TxCE

63 TT(a)

65 TT(b)

TTEN

13 DTR

58 TR(a)

56 TR(b)

16 RTS

54 RS(a)

52 RS(b)

17 RL

47 RL(a)

45 RL(b)

18 RLEN

24 LL

51 LL(a)

49 LL(b)

LLEN

22µF

1N5819

VCC

VDD

C1-

C2-

VSS

C1+

C2+

22µF

+5V

10µF

22µF

M2 10

M1 11

M0 12

Charge Pump

A — Receiver Tri-State circuitry,

V.11, & V.35 termination

resistor circuitry (RxD,

RxC & DTE_ST).

B — Driver Tri-State circuitry &

V.35 termination circuitry

(TxD, TxCE & DCE_ST).

SP507

(SEE PINOUT ASSIGNMENTS FOR GROUND PINS)

LATCH

(SEE PINOUT FOR VCC PINS)

RR(a) 35

DCD 19

RREN 3

RR(b) 36

RT(a) 37

RxC 20

RTEN 2

RT(b) 38

TM(a) 39

TM 21

TMEN 4

TM(b) 40

SCT(a) 76

TERM_OFF

Figure 45. Typical Operating Circuit

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