LV24230LP
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