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Freescale Semiconductor

MC44CC373

PIN DESCRIPTIONS

Figure 1. Pin Connections

Table 1. SO16 Package Pin Descriptions

Pin

Number

Pin Name

Description

Comments

1

SDA

Bidirectional serial data I/O port for setting configuration. Compatible with

2

GND

Ground

3

LOP

Logical output port

Open collector output. Controlled by a single bit in the control register.

4

XTAL

Crystal

4 MHz crystal.

5

PREEMP

Pre-emphasis capacitor

6

Audio input

> 20 k

Ω input impedance.

7

SPLFLT

Sound PLL loop filter

8

Video input

1 Volt peak-to-peak baseband video input

9

Supply voltage

3.3 volt power input.

10

GND

Ground

11

TV output signal

A 75

Ω composite video output signal

12

Supply voltage

3.3 Volt power input.

13

NC

No Connection

Do not make any connection to this pin.

14

PLLFLT

RF PLL loop filter

15

Auxiliary Input

Subcarrier input for stereo and NICAM applications

16

SCL

SCL

XTAL

No Connect

SPLFLT

PREEM

PLLFLT

GND

SDA

LOP

GND

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

16-Pin SOIC Package