LC72720NM View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

View to exact match

LC72720NM

Single-Chip RDS Signal-Processing System LSI

SANYO -> Panasonic 

Pin Descriptions

Pin No.

Pin name

1

VREF

LC72720N, 72720NM

Function

Reference voltage output (Vdda/2)

I/O

Equivalent circuit

Output

2

MPXIN

Baseband (multiplexed) signal input

Input

5

FLOUT

Subcarrier output (filter output)

Output

6

CIN

Subcarrier input (comparator input)

Input

3

Vdda

Analog system power supply (+5 V)

4

Vssa

Analog system ground

12

XOUT

Crystal oscillator output (4.332/8.664 MHz)

—

—

—

—

Output

13

XIN

Crystal oscillator input (external reference signal input)

7

T1

Test input (This pin must always be connected to ground.)

Input

Test input (standby control)

8

T2

0: Normal operation, 1: Standby state (crystal oscillator stopped)

9

T3 (RDCL)

Test I/O (RDS clock output)

10

T4 (RDDA)

Test I/O (RDS data output)

11

T5 (RSFT)

Test I/O (soft-decision control data output)

Test I/O (error status output, regenerated carrier output, error block count

16

T6 (ERROR/57K/BE1)

output)

I/O*

Test I/O (Error correction status output, SK detection output, error block count

17 T7 (CORREC/ARI-ID/BE0) output)

18

SYNC

Block synchronization detection output

19

RDS-ID

RDS detection output

20

DO

Data output

Output

21

CL

Clock input

Serial data interface (CCB)

22

DI

Data input

23

CE

Chip enable

Input

24

SYR

Synchronization and RAM address reset (active high)

14

Vddd

Digital system power supply (+5 V)

—

—

15

Vssd

Digital system ground

—

—

Note: * Normally function as an output pin. Used as an I/O pin in test mode, which is not available to user applications.

No. 5877-3/14

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