AN2492FH Ver la hoja de datos (PDF) - Panasonic Corporation
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AN2492FH
Panasonic Corporation
AN2492FH Datasheet PDF : 23 Pages
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AN2492FH
ICs for VCR
s Electrical Characteristics at VCC = 4.8 V, Ta = 25°C (continued)
Parameter
Symbol
Conditions
Min Typ Max Unit
Sync. separation output amplitude 1 VSSH
Sync. separation output amplitude 2 VSSL
Non linear emphasis 1
fRNL1
Non linear emphasis 2
fRNL2
Non linear emphasis 3
fRNL3
Non linear de-emphasis 1
fPNL1
Non linear de-emphasis 2
fPNL2
Non linear de-emphasis 3
fPNL3
Dark clip level
VCD
White clip level
VCW
FM carrier interleave
VCI
FM modulator oscillation frequency f0
FM modulator deviation CTL fDEV
FM modulator secondary distortion 2fFM
Y-FM-GCA output amplitude 1 VFMS
Y-FM-GCA output amplitude 2 VFML
PB-Y-RFAGC output amplitude V58
PB-Y-RFAGC output secondary distortion 2f58
PB-over-all 1 (NOR)
VNOR
FM demodulation linearity 1 ∆VNOR
Pin 55 output amplitude
4.0
Pin 55 output amplitude
Input: 0 dB, output: 1 MHz/10 kHz 1.0 3.0
Input: −10 dB, output: 1 MHz/10 kHz 3.7 6.2
Input: −20 dB, output: 1 MHz/10 kHz 6.3 9.3
Input: 0 dB, output: 1 MHz/10 kHz −5.0 −3.0
Input: −10 dB, output: 1 MHz/10 kHz −10 −7.5
Input: −20 dB, output: 1 MHz/10 kHz −11.5 −8.5
Fixed
90 100
Adjust at pin 25
220
Apply voltage to pin 7
1.64
Adjust at pin 23
4.2
Apply voltage to pin 27, adjust at pin 22 2.4
Pin 21 output
Pin 20 = 0 V
Pin 20 = 4.8 V
370
Input 50 mV[p-p], 200 mV[p-p], f = 5 MHz 345 420
Input 100 mV[p-p], f = 5 MHz
Pin 47 output, adjust pin 53
1.0
Input 3 MHz, 5 MHz, 7 MHz
Pin 63 = 4.8 V, adjust pin 53
90 97
V
0.4 V
5.0 dB
8.7 dB
12.3 dB
−1.0 dB
−5.0 dB
−5.5 dB
110 %
%
mV[p-p]
MHz
MHz/V
−30 dB
100 mV[p-p]
mV[p-p]
495 mV[p-p]
−30 dB
V[p-p]
110 %
Dropout detection on level
VDOC
Dropout detection off hysteresis ∆VDOC
Dropout detection ENV off
VDOCH
Dropout detection output high-level VP21H
Dropout detection output low-level VP21L
Noise canceller frequency
characteristics 1
fNC11
Input pin 57, f = 5 MHz
Input pin 57, f = 5 MHz
Input pin 57, f = 5 MHz
Input pin 57, pin 21 output
Input pin 57, pin 21 output
Input 0 dB, NC1 mode output
1 MHz/50 kHz
−17 −12 −7 dB
1
4 10 dB
5
8 11
H
2.8
V
0.4 V
−3 − 0.3 0.5 dB
Noise canceller frequency
characteristics 2
fNC12 Input −10 dB, NC1 mode output
1 MHz/50 kHz
−3.5 − 0.8 0.5 dB
Noise canceller frequency
characteristics 3
fNC13 Input −20 dB, NC1 mode output
1 MHz/50 kHz
−6 −2.3 0
dB
Noise canceller frequency
characteristics 4
fNC14 Input −30 dB, NC1 mode output
1 MHz/50 kHz
−10 −6.5 −3.0 dB
NC off mode
fNCOFF Input −30 dB, NC1 mode output
1 MHz/50 kHz, NC off
−10 −6.5 −3.0 dB
Clip comp. limiter level
Line noise canceller frequency
characteristics 1
VCL
fLNC1
Input pin 63, pin 41 output
Input 0 dB
45 70 95 mV
−2.2 − 0.2 1.8 dB
6
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