AN7293NSC 查看數據表（PDF） - Panasonic Corporation
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AN7293NSC Datasheet PDF : 5 Pages
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ICs for FM/AM Tuner
AN7293NSC
s Electrical Characteristics at Ta = 25°C
Unless otherwise specified, VCC = 8V, VIN1 is f = 10.70 MHz, Mod. = 1 kHz, 30%
FM modulation stereo input is L + R = 90% VP = 10%
Parameter
Symbol
Conditions
Min Typ Max Unit
Control voltage (1)
Control voltage (2)
Control voltage (3)
Control voltage (4)
Control voltage (5)
Control voltage (6)
Output level L-channel
Output level R-channel
Channel balance
Residual pilot voltage
VC1 Without signal input, pin 2 DC voltage 0.0 0.3 0.9 V
VC2 VIN1 = 40 dBµ, pin 2 DC voltage 0.7 1.2 1.7 V
VC3 VIN1 = 70 dBµ, pin 2 DC voltage 2.5 3.2 3.9 V
VC4 VIN1 = 100 dBµ, pin 2 DC voltage 4.5 5.3 5.8 V
VC5 VC5 = VC3 − VC2
1.8 2.0 2.2 V
VC6 VC6 = VC4 − VC3
1.9 2.1 2.3 V
VOL VIN1 = 70 dBµ, pin 10 AC voltage 85 105 125 mV[rms]
VOR VIN1 = 70 dBµ, pin 9 AC voltage 85 105 125 mV[rms]
CB CB = 20·log (VOL/VOR)
−1.0 0 1.0 dB
VPC VP = 10% modulation, VIN1 = 70 dBµ,
4
14 mV[rms]
pin 22 output voltage
Stereo lamp turn-on level
LAMPON 19 kHz modulation, Modulation factor 1.3 4.0 6.3 %
at which pin 23 becomes under 1 V
Separation L-channel
Separation R-channel
SepL L+R = 90%, VP = 10%
Larger separation value after
25 33 dB
SepR changing over pin 7 external resistor 25 33 dB
Capture range
Counter output level (1)
Counter output level (2)
Monaural THD (L)
Monaural THD (R)
Stereo THD (L)
Stereo THD (R)
PNL-AGC voltage (1)
PNL-AGC voltage (2)
Residual noise voltage
CR
VIF1
VIF2
Modulation at VP = 6.5%
Referred to 19 kHz
VIN1 = 100 dBµ, V24 = 2 V
pin 23 output voltage
VIN1 = 100 dBµ, V24 = 5 V
±0.4 ±0.7 %
120 140 160 mV[rms]
0
2
5 mV[rms]
pin 23 output voltage
THDL VIN2 monaural input, 500 mV[0-p]
1 kHz, L-ch. output distortion factor
THDR VIN2 monaural input, 500 mV[0-p]
1 kHz, R-ch. output distortion factor
THDSTL VIN2 stereo input, 500 mV[0-p]
1 kHz, L-ch. output distortion factor
THDSTR VIN2 stereo input, 500 mV[0-p]
1 kHz, R-ch. output distortion factor
VAGC1 VIN2 = Without input
1.2
pin 19 DC voltage
VAGC2
VNR
Input VIN2 = 100 mV, f = 100 kHz 0.1
Difference from VAGC1
VIN2 = (pulse width 10 µs, 1 V[p-p] 0.0
1 kHz), L-ch. output
0.1 0.3 %
0.1 0.3 %
0.1 0.3 %
0.1 0.3 %
1.4 1.7 V
0.35 0.60 V
0.2 0.7 mV[rms]
3
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