AN18208A Просмотр технического описания (PDF) - Panasonic Corporation
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AN18208A Datasheet PDF : 37 Pages
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AN18208A
Pin Descriptions
Pin No.
Pin name
1 AM SM/FM AFC
2 FM 1IF IN
3 FM DETPASS2
4 FM DETPASS1
5 FM LOSCBUFIN
6 PCANDET
7 VCC (Logic)
8 GND (Logic)
9 CPOUT
10 VCC2 (CP)
11 XOSC1
12 N.C.
13 VDD selector
14 SCL
15 SDA
16 ZAP
17 N.C.
18 N.C.
19 N.C.
20 N.C.
21 TUNED/Test/FM S-Meter
22 Lch OUT
23 ST IND
24 Rch OUT
25 FM MPX IN
26 FM/AM DET
27 AM AF IN
28 PD MPXVCO
29 PD ST IND
30 N.C.
Type
Input / Output
Input
Input / Output
Input / Output
Input
Input / Output
Power supply
Ground
Output
Power supply
Input
—
Input
Input
Input / Output
Input
—
—
—
—
Output
Output
Output
Output
Input
Output
Input
Input / Output
Input / Output
—
Description
AM signal meter / FM-AFC
FM 1st IF amp input
FM detector bypass 2
FM detector bypass 1
FM local OSC buffer input
Level detector for MPX pilot canceller
Logic-VCC
Logic-GND, Charge Pump GND
Charge pump output
Charge pump-VCC
Crystal oscillator
N.C. (OPEN in IC)
VDD selector
Serial clock input (SCL)
Serial data input / output (SDA)
Pulse input for ZAP (Leave it open.)
N.C. (OPEN in IC)
N.C. (OPEN in IC)
N.C. (OPEN in IC)
N.C. (OPEN in IC)
TUNED / Test monitor output / FM S-Meter
L-ch. de-emphasis output
(External capacitor 0.0056 μF: Time constant = 50 μs)
FM Stereo indicator
R-ch. de-emphasis output
(External capacitor 0.0056 μF: Time constant = 50 μs)
FM MPX input
FM/AM detector output
AM AF input
Phase detector for MPX-VCO
Phase detector for MPX stereo detector
N.C. (OPEN in IC)
SDC00079AEB
5
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