參數(shù)資料
型號： AN5637
廠商： PANASONIC CORP
元件分類： 顏色信號轉(zhuǎn)換
英文描述： SECAM decoder IC
中文描述： COLOR SIGNAL DECODER, PDIP16
封裝： 0.300 INCH, PLASTIC, DIP-16
文件頁數(shù)： 5/11頁
文件大?。?/td> 102K
代理商： AN5637
5
ICs for TV
AN5637
I
Electrical Characteristics at V
CC
=
9 V, T
a
=
25
°
C (continued)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Demodulator/Output (continued)
Typical input :(Pin16) Color bar signal (Composite) 1 V[p-p],
(Pin15) Sand castle pulse,
(Pin1) 4.43362 MHz sine wave 350 mV[p-p], V-BLK period
Blanking period
output DC voltage
V
BLK
Stable sine wave is necessary
in V period (4.4336 MHz)
2.2
2.7
3.2
V
SN ratio
*3
S/N
Amplitude ratio when
Deviation
=
460 kHz/0 kHz
(Pin10 measurement)
30
dB
Residual high frequency amplitude
V
RH
Harmonic content with 100 %
white signal input
(Pin10 measurement)
10
mV[p-p]
Output impedance
(when SECAM) Pin9
Z
OS9
DC measurement, Pin1
=
5 V
260
460
660
Output impedance
(when non SECAM) Pin9
Z
ON9
DC measurement, Pin1
=
1.5 V
1
M
Output impedance
(when SECAM) Pin10
Z
OS10
DC measurement, Pin1
=
5 V
260
460
660
Output impedance
(when non SECAM) Pin10
Z
ON10
DC measurement, Pin1
=
1.5 V
1
M
Sand castle pulse
Horizontal and vertical BLK level
*4
Typical input :(Pin1) 4.43362 MHz sine wave 350 mV[p-p], V-BLK period
V
BL
Measurement of slice level of H,
V blanking pulse
0.5
1
1.5
V
Burst gate level
*5
V
BG
Measurement of slice level of
burst gate pulse
3.4
3.9
4.4
V
Reference signal/interface
Typical input :(Pin1) 4.43362 MHz sine wave 350 mV[p-p], V-BLK period
Reference signal amplitude
V
ref
Amplitude range of sine wave
(4.43362 MHz) of Pin1 input
0.20
0.50
V[p-p]
System SW discrimination level
V
SS
Voltage when Pin10 becomes
open if Pin1 is 5 V to 1 V variable
2.5
3.0
3.5
V
IDENT
Typical input :(Pin16) Color bar signal (Chroma), (Pin15) Sand castle pulse,
(Pin1) 4.43362 MHz sine wave 350 mV[p-p], V-BLK period
Color On/Off hysteresis
H
C
Difference between color turn On
or Off and Off to On level
0.5
2
6
dB
Killer sensitivity
K
Color turn Off level when disc-
rimination signal changes
150 mV[p-p] to 0 mV[p-p]
32
dB
Note) *3: Refer to "Explanations of testing method 3"
*4: Refer to "Explanations of testing method 4"
*5: Refer to "Explanations of testing method 5"
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