SP509CF datasheet(19/29 Pages) SIPEX

部件名	SP509CF

功能描述	Rugged 40Mbps, 8 Channel Multi-Protocol Transceiver with Programmable DCE/DTE and Termination Resistors

PDF	29 Pages

Scroll/Zoom	100%

制造商	SIPEX [Sipex Corporation]

网页	http://www.sipex.com

标志

19 / 29 page

Date: 8/19/04

SP509 Enhanced WAN Multi–Protocol Serial Transceiver

Figure 47. Functio nal Diagram

TxD

SD(a)

V35TGND1

SD(b)

SDEN

VCC

VDD

C1-

VSS

C1+

+5V (decoupling capacitor not shown)

1µF

Regulated Charge Pump

SP509

TxCE

TT(a)

V35TGND2

TT(b)

TTEN

ST(a)

V35TGND3

ST(b)

STEN

RD(a)

RxD

RDEN

RD(b)

RT(a)

RxC

RTEN

RT(b)

TxC(a)

TxC

TxCEN

TxC(b)

CS(a)

CTS

CSEN

CS(b)

DM(a)

DSR

DMEN

DM(b)

RRT(a)

DCD_DTE

RRTEN

RRT(b)

TMEN

RTS

RS(a)

RS(b)

RSEN

DTR

TR(a)

TR(b)

TREN

DCD_DCE

RRC(a)

RRC(b)

RRCEN

LL(a)

LLEN

C2-

C2+

1µF

GND

TERM-OFF

D-LATCH

V.10-GND

V.35 MODE

TX ENABLE

51ohms

124ohms

V.35 DRIVER TERMINATION NETWORK

V.35 MODE

RX ENABLE

51ohms

124ohms

RECEIVER TERMINATION NETWORK

V.11 MODE

RL(a)

RLEN

ICEN

V35RGND

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