MAS7838 View Datasheet(PDF) - Micro Analog systems

Part Name

Description

MFG CO.

MAS7838

SYNCHRONOUS TO ASYNCHRONOUS CONVERTER SAC CMOS

Micro Analog systems 

1 2 3 4 5 6 7 8 9

$33/,&$7,21 ,1)250$7,21

DA7838.002

20 September, 2000

RS232C

TXD

RXD

+5v

Synchronous

Modem

470pF

TTL/V28

78189A

470pF

TTL/V28

75189A

+5v

3x

4.75k

TDI

9

+12v

16

10

4

14

RDO

+5v

-12v

TSL

XHST

15

13

MAS7838 2

1

12

TDO TTL-Level

TXC TTL-Level

RDI TTL-Level

RXC TTL-Level

*)

22pF

Ext. Signal Rate 7

Char. Length 5

Char. Length 6

ASY/SYN Select 11

8

CR 1

9.8304MHz

3

22pF

TXC

16 x TXC

RXC

Modem

Timing

Circuit

mode

selection

jumpers

*) Optional timing from the

synchronous modem.

In this case CR 1 can be

eliminated.

+5v

MAS7838 simplified application:

V.28 interface for synchronous modem

7 (9)

Share Link: