FX614D4 데이터 시트보기 (PDF) - CML Microsystems Plc

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FX614D4

Bell 202 Compatible Modem

CML Microsystems Plc 

Bell 202 Compatible Modem

1.2 Block Diagram

FX614

Figure 1 Block Diagram

1.3 Signal List

FX614

D4/P3

Signal

Description

Pin No.

Name

Type

1

XTALN

O/P The output of the on-chip Xtal oscillator inverter.

2

XTAL/CLOCK I/P The input to the on-chip Xtal oscillator inverter.

3

M0

I/P A logic level input for setting the mode of the

device. See section 1.5.2.

4

M1

I/P A logic level input for setting the mode of the

device. See section 1.5.2.

5

RXIN

I/P Input to the Rx input amplifier.

6

RXFB

O/P Output of the Rx input amplifier, and the input to

the Rx filter.

7

TXOP

O/P The output of the FSK generator.

8

VSS

Power The negative supply rail (ground).

© 1997 Consumer Microcircuits Limited

3

D/614/4

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