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IC 91 M O D U L E
Module not reparable. Do not open and do not try to repair yourself!
IN CASE OF
RETURN FOR REPAIR
PLEASE FILL IN
SET TYPE
SERIAL NUMBER
9
10
19
Connections
1
AM/FM Aerial input
2
Ground
3
Not used
4
Not used
5
Output lock detector
6
Vcc 8.5V
7
Ground
8
VccS.OV
9
V reference
10 Multiplex / RDS output signal
11 Unweighted level output
12 I^CSDA
13 I^CSCL
14 Notused
15 Output Left
16 Output Rigtit
17 Ground
18 Not used
19 Not used
-
' '
Quick reference data:
1) AM part
-Longwave/Mediumwave 144-1710 KHz
-Stiortwave 5900-6250 KHz
-AM doublé super concept
-AM IF1 10.7MHz
-AM IF2 450KHZ
-First VCO frequency above input signal frequency
-Second X-tal oscillator frenquency below IF1
-Usable sensivity a26dB MW = 1 4nV typ.
1) FM part
-FM 87.5- 108MHz
-FM doublé super concept
-FM IF1 72.2MHz
-FM IF2 10.7MHz
-First VCO frequency above input signal frequency
-Second X-tal oscillator frenquency below IF1
-Usable sensivity a26dB =2.5|.iV typ.
-THD 1 mV 5f=75KHz
= 0.4% typ
-Signal to noise ratio
= 65dB typ
-Locktime synthetizer
<2mSec
4a
22DC594/35X
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