TDA7222 Datasheet, PDF (4/7 Pages) STMicroelectronics – 3V AM/FM ONE-CHIP RADIO

TDA7222A - TDA7222AD
ELECTRICAL CHARACTERISTICS (unless otherwise specified) (continued)
TA = 25^oC, VCC = 3V F/E : f = 83MHz, fm = 1kHz
FM IF : f = 10.7MHz, ∆f = ± 22.5kHz, f_m = 1kHz
AM : f = 1MHz, MOD = 30%, f_m = 1kHz
MPX : fm = 1kHz
Symbol
V_L (ON)
V_L (OFF)
VH
C.R.
S/N
MPX
Parameter
Stereo Lamp (ON) Sensitivity
Stereo Lamp (OFF) Sensitivity
Stereo Lamp Hysteresis
Capture Range
Signal to Noise Ratio
Test Condition s
Pilot Input
P = 15mV_RMS
Min.
2
Typ.
6
2
3
±3
70
Max.
Unit
mV_RMS
mV_RMS
mVRMS
%
dB
COIL DATA
Coil
N^o
f
(Hz)
L C_O
(µH) (pF)
Q_O
Turns
1 - 2 2 - 3 1 - 3 1-4
4-6
Wire
Ref. *
L₁
FM RF
100M
100
21
2
0.5∅ UEW ^{S -53T-037-202}
L₂ FM OSC 100M
100
23
4
0.5∅ UEW ^{S - 0258-24}
L₃ AM OSC 796k 238
115 13 73
0.08∅ UEW S - 4147-1356-038
T₁ FM MIX 10.7M
75 100
13
2 0.1∅ UEW S - 2153-414-041
T₂ AM MIX 455k
180 120
180
15 0.08∅ UEW S - 2150-2162-165
T₃ FM DET 10.7M
47 165
16
0.09∅ MUEW S - 2153-4095-122
* S : Sumida Electric CO, LTD.
L1, L2
V.C.
Pin 20
V_CC
L3
3
4
2
1
6
L4
4
36 1
V_CC V.C.V_CC Pin 24
T1
T2
T3
Pin 3 3
2
V_CC 1
4 V_CC
V_CC 3
2
6 C.F. _{Pin 4} 1
4 C.F.
V_CC 3
4
2
6 V_CC Pin 12 1
6
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