LV24230LP-A

No.A0891-5/17

Pin Function

Pin No.

Pin name

Description

Pin voltage

Supplement

1

FM-ANT1

Antenna input

1V

Antenna input pin

2

FM-ANT2

Antenna GND

1V

Antenna input pin. For pin 1 single input, pin 2 is set to AC_GND

via capacity

3

VI/O

Digital interface supply voltage

Power pin dedicated to the interface input/output elements

4

VDD

Digital supply voltage

Power pin for digital block

5

INT

Interrupt line

Output pin dedicated to interrupt

(hardware output: used for options)

Addition of pull-up or pull-down resistor recommended to cope

with initial instability

6

SDA

Digital interface DATA ine)

Bidirectional data line. Pull up to Vio line with 2.2k resistor

7

SCL

Digital interface Clock line)

Clock wire. Pull up to Vio line with 2.2k resistor

8

Package-GND

GND for package-shield

BND pin for package shield

9

Package-GND

GND for package-shield

BND pin for package shield

10

Package-GND

GND for package-shield

BND pin for package shield

11

Package-GND

GND for package-shield

BND pin for package shield

12

Ext_CLK_IN

Reference clock-source input

for measurement

External standard CLK input pin. Connect X’tal, if used, to GND.

(CITIZEN CFS-206, CM31S recommended)

13

VCC

Analog supply voltage

Power pin for analog (tuner) block

14

NC

Keep this open.

15

Vstabi.

Stabilizer voltage

2.6V

Local oscillator reference bias pin. NC pin to be used

16

NC

Keep this open.

17

MPX

MPX-signal output

2.3V

Stereo decoder input monitor pin. NC pin to be used

18

LINE-OUT-R

Radio Rch Line-output

1.2V

Audio R_ch output

19

LINE-OUT-L

Radio Lch Line-output

1.2V

Audio L_ch output

20

Package-GND

GND for package-shield

GND pin for package shield

21

Package-GND

GND for package-shield

GND pin for package shield

22

Package-GND

GND for package-shield

GND pin for package shield

23

Package-GND

GND for package-shield

GND pin for package shield

24

GND

GND (Analog and Digital GND)

GND pin for analog (FM tuner) block and digital (control) block