AN7500FHQ 查看數據表（PDF） - Panasonic Corporation
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AN7500FHQ Datasheet PDF : 16 Pages
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ICs for Radio-Cassette, Cassette Deck
AN7500FHQ
s Electrical Characteristics at VCC = 1.2 V, f = 1 kHz, RL = 32, Ta = 25°C (continued)
Parameter
Symbol
Conditions
Min Typ Max Unit
Heavy low sound + power amp. block (continued)
Channel separation 2
CS2(PW) Sincgle ch. input, Low boost on,
25 31 dB
Rg = 0, VO = −22.2 dBV, 1 kHz, BPF
Output noise voltage 1
Output noise voltage 2
Ripple rejection factor 1
VNO1(PW) Rg = 0, IHF-A
VNO2(PW) Low boost on, Rg = 0, IHF-A
RR1(PW) Rg = 0, VRR = −32.2 dBV,
fRR = 100 Hz, IRFO = 15 mA,
BPF: 100 Hz, 1/4 OCT
−91 −86 dBV
−86 −82 dBV
60 72 dB
Ripple rejection factor 2
RR2(PW) Low boost on, Rg = 0,
40 61 dB
VRR = −32.2 dBV, fRR = 100 Hz,
IRFO = 15 mA, BPF: 100 Hz, 1/4 OCT
Input resistance
Channel balance
Mute output voltage
AGC level
RIN(PW)
7.2 9.5 12
CB(PW) VO = −22.2 dBV
−1.5 0 1.5
VMUTE(PW) VIN = −32.2 dBV
−96 −90
VAGC
VIN = −45.2 dBV, f = 100 Hz,
−17.3 −14.7 −13.1
RL = 32 Ω,
AGC level to be measured at 32 Ω end.
kΩ
dB
dBV
dBV
Output DC step
DV(PW) PWR mute (pin 12) on/off
−30 0 30 mV
Dolby block
Reference input level *1
VIN(NR) N.R.: Off, BEF: Off, f = 1 kHz,
VO = −32.2 dBV
−33.9 −32.8 −31.7 dBV
Channel balance
CB(NR) (Calculation) channel ratio of the above −1 0
1
dB
VIN
N.R. decode characteristics 1 *2 G(NRD1) N.R.: On, BEF: Off, f = 10 kHz,
VIN = −29.6 dB,
Calculation NRD = VO +40 (dB)
−2 0
2
dB
N.R. decode characteristics 2 *2 G(NRD2) N.R.: On, BEF: Off, f = 1 kHz,
VIN = −23.9 dB,
Calculation NRD = VO +30 (dB)
−2 0
2
dB
N.R. decode characteristics 3 *2 G(NRD3) N.R.: On, BEF: Off, f = 1 kHz,
VIN = −15.8 dB
Calculation NRD = VO +20 (dB)
−3.0 0 3.0 dB
N.R. decode characteristics 4 *2 G(NRD4) N.R.: On, BEF: Off, f = 10 kHz,
VIN = −17.4 dB
Calculation NRD = VO +20 (dB)
−2.5 0 2.5 dB
N.R. decode characteristics 5 *2 G(NRD5) N.R.: On, BEF: Off, f = 10 kHz,
VIN = 0.4 dB,
Calculation NRD = VO (dB)
−2 0
2
dB
Note) *1: Adjust an input level to get an output level of −3.2 dBV at a measuring point (N.R. out) so that you can get 0 dB of reference
input level.
*2: VO in the calculating equation is the output level based on reference of 0 dB = −32.2 dBV (measuring point: N.R. out).
5
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