DSCX-V34LF-066 View Datasheet(PDF) - Conexant Systems

Part Name

Description

MFG CO.

DSCX-V34LF-066

V.92/V.34/V.32bis Modem in 28-Pin or 38-Pin TSSOP with CX20493 SmartDAA®

Conexant Systems 

Prev 31 32 33 34 35 36 37 38 39 40 Next

CX86500 SCXV.xx Modem Data Sheet

3.2.4

CX86500 Modem 38-Pin TSSOP with Parallel Interface Pin Assignments and

Signal Definitions

CX86500 Modem 38-pin TSSOP hardware interface signals are shown by major

interface in Figure 3-5 are shown by pin number in Figure 3-6, and are listed by pin

number in Table 3-5.

CX86500 Modem hardware interface signals are defined in Table 3-6.

Figure 3-5. CX86500 Modem 38-Pin TSSOP with Parallel Interface Hardware Signals

28.224 MHZ OR 27.000 MHZ

CRYSTAL OR CLOCK OSCILLATOR

PARALLEL HOST

INTERFACE

FREQUENCY SELECT

CIRCUIT

RESET CIRCUIT

+3.3V

240K

3

4

XTLI

XTLO

PWRCLKP

PWRCLKN

DIB_DATAP

DIB_DATAN

34

35

25

26

6

7

8

12

15

16

17

22

23

27

28

18

21

20

19

11

DSPKOUT

HA0

HA1

NVMDATA

HA2

NVMCLK/PARIF

HD0

HD1

HD2

HD3

CX86500 VDD_CORE

HD4

Modem

HD5

VDD

HD6

VDD

HD7

38-Pin TSSOP

VDD

HCS#

Parallel

HRD#

HWT#

Interface

GND

GND

HINT

GND

GND

PCLKSEL#

36

29

13

32

9

10

30

1

14

33

38

5 RESET#

31 LPO

NC

NC

2

37

RESERVED 24

DIGITAL ISOLATION

BARRIER (DIB)

SPEAKER CIRCUIT

SERIAL EEPROM

+3.3V

NC

102287_006

3-12

Conexant

102287F

Share Link: