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TB1227CNG Datasheet(PDF) 22 Page - Toshiba Semiconductor

Part No. TB1227CNG
Description  VIDEO, CHROMA AND SYNCHRONIZING SIGNALS PROCESSING IC FOR PAL / NTSC / SECAM SYSTEM COLOR TV
Download  94 Pages
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Maker  TOSHIBA [Toshiba Semiconductor]
Homepage  http://www.semicon.toshiba.co.jp/eng
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TB1227CNG Datasheet(HTML) 22 Page - Toshiba Semiconductor

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TB1227CNG
2004-05-24
22
AC CHARACTERISTIC
Video section
CHARACTERISTIC
SYMBOL
TEST
CIR-
CUIT
TEST CONDITION
MIN
TYP.
MAX
UNIT
Y Input Pedestal Clamping Voltage
VYclp
(Note Y1)
2.0
2.2
2.4
V
ftr3
3.429
3.58
3.679
Chroma Trap Frequency
ftr4
(Note Y2)
4.203
4.43
4.633
MHz
Gtr3a
Chroma Trap Attenuation
(3.58MHz)
Gtr3f
(Note Y3)
20
26
52
(4.43MHz)
Gtr4
(Note Y4)
20
26
52
(SECAM)
Gtrs
(Note Y5)
18
26
52
dB
Yγ Correction Point
γp
(Note Y6)
90
95
99
Yγ Correction Curve
γc
(Note Y7)
−2.6
−2.0
−1.3
dB
APL Terminal Output Impedance
Zo44
(Note Y8)
15
20
25
kΩ
Adrmax
0.11
0.13
0.15
DC Transmission Compensation
Amplifier Gain
Adrcnt
(Note Y9)
0.44
0.06
0.08
Maximum Gain of Black Expansion
Amplifier
Ake
(Note Y10)
1.20
1.5
1.65
times
VBS9MX
65
77.5
80
VBS9CT
55
62.5
70
VBS9MN
48
55.5
63
VBS2MX
35
42.5
50
VBS2CT
25
31.5
38
Black Expansion Start Point
VBS2MN
(Note Y11)
19
25.5
32
IRE
Black Peak Detection Period
(Horizontal)
TbpH
15
16
17
µs
(Vertical)
TbpV
(Note Y12)
33
34
35
H
fp25
1.5
2.5
3.4
fp31
1.9
3.1
4.3
Picture Quality Control Peaking
Frequency
fp42
(Note Y13)
3.0
4.2
5.4
MHz
GS25MX
12.0
14.5
17.0
GS31MX
12.0
14.5
17.0
Picture Quality Control Maximum
Characteristic
GS42MX
(Note Y14)
10.6
13.5
16.4
GS25MN
−22.0
−19.5
−17.0
GS31MN
−22.0
−19.5
−17.0
Picture Quality Control Minimum
Characteristic
GS42MN
(Note Y15)
−19.5
−16.5
−13.5
GS25CT
6.0
8.5
11.0
GS31CT
6.0
8.5
11.0
Picture Quality Control Center
Characteristic
GS42CT
(Note Y16)
4.6
7.5
10.4
Y Signal Gain
Gy
(Note Y17)
−1.0
0
1.6
Y Signal Frequency Characteristic
Gfy
(Note Y18)
−6.5
0
1.0
dB
Y Signal Maximum Input Range
Vyd
(Note Y19)
0.9
1.2
1.5
V


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