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AN2492FH Datasheet(PDF) 6 Page - Panasonic Semiconductor

Part No. AN2492FH
Description  Luminance and chrominance signal processing circuit for 8 mm video (NTSC)
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Manufacturer  PANASONIC [Panasonic Semiconductor]
Direct Link  http://www.panasonic.com/industrial/
Logo PANASONIC - Panasonic Semiconductor

AN2492FH Datasheet(HTML) 6 Page - Panasonic Semiconductor

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


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