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UPC2539 Datasheet(PDF) 3 Page - NEC

Part No. UPC2539
Description  RDS DATA DEMODULATOR IC
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Maker  NEC [NEC]
Homepage  http://www.nec.com/
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UPC2539 Datasheet(HTML) 3 Page - NEC

   
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µPC2539
3
PIN FUNCTIONS
Pin no.
Pin name
Function
1VDD
Power Supply for Digital Circuit
2
TEST1
Pin for Test : Normally connect to GND.
3
TEST2
Pin for Test : Normally be open.
4
CLK OUT
Bit-Rate-Clock Output Pin
5
DATA OUT
RDS Data Output Pin
6
RDS IND
RDS Idenrification Indicator : When RDS signal is detected, the output voltage becomes
to Low level.
7
SK IND
SK Identification Indicator : When SK signal is detected, the output voltage becomes to
Low level.
8
TEST3
Pin for Test : Normally connect to GND.
9
TEST4
Pin for Test : Normally connect to GND.
10
DGND
GND for Digital Circuit
11
OSC IN
Oscillator Input Pin
12
OSC OUT
Oscillator Output Pin
13
TEST5
Pin for Test : Normally be open.
14
TEST6
Pin for Test : Normally connect to GND.
15
OP.CTL
Operation/Stop control Pin : High:Operation mode, Low:Stop mode
16
AGND
GND for Analog Circuit
17
DSB IN
DSB Demodulator Input Pin
18
BPF OUT
Band-Pass-Filter Output Pin
19
REF
Reference Voltage for BPF
20
BPF IN
Band-Pass-Filter Input Pin
21
TEST7
Pin for Test : Normally connect to GND.
22
TEST8
Pin for Test : Normally connect to GND.
23
TEST9
Pin for Test : Normally connect to GND.
24
VCC
Power Supply for Analog Circuit


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