UPC2533GS-01 NEC [NEC], UPC2533GS-01 Datasheet - Page 2

• Manufacturer Part Number: UPC2533GS-01
• Description: AM TUNER FOR ELECTRONIC TUNING CAR RADIOS
• Manufacturer: NEC [NEC]

Ordering Information
Block Diagram
2
Remarks 1. Bold lines indicate flow of audio signal.
PC2533GS-01
PC2533GS-02
Part Number
OSC
Buff
36
RF AGC
driver
1
2.
35
2
OSC 1
PC2533GS-02 pin names are in parentheses. Pins not in parentheses are used in both the
PC2533GS-01 and PC2533GS-02.
34
3
L
O
33
/DX
4
SEEK
32
5
MIX 1
36-pin plastic shrink SOP (300 mil)
36-pin plastic shrink SOP (300 mil)
RF AGC
detector
AGC
comparator
31
6
30
7
Station
detector
Package
29
8
Buff 1
28
9
Signal
meter
10
27
11
26
OSC 2
25
12
MIX 2
24
13
Time constant
selector switch
23
14
MIX 2
AGC
Detector
22
15
Buff 2
21
16
IF
AGC
17
20
IF
amplifier
19
18
PC2533