參數(shù)資料
型號： TB1239BF
廠商： Toshiba Corporation
英文描述： Bi-CMOS Integrated Circuit Silicon Monolithic
中文描述： 雙CMOS硅單片集成電路
文件頁數(shù)： 15/26頁
文件大?。?/td> 333K
代理商： TB1239BF
TB1239BF
2002-02-12
15
Item/Number of Bits
Function
Variable Range
Preset
Cb/Cr-MUTE/
①
Cb/Cr output mute switch
0: OFF, 1: ON
OFF
Cb/Cr OFFSET1/
④
/
④
Cb/Cr offset adjustment (main route)
0 H: 12 to F H: 10.5 mV
0 mV
Cb/Cr OFFSET2/
④
/
④
Cb/Cr offset adjustment (YCbCr2 input)
0 H: 12 to F H: 10.5 mV
0 mV
V-FREQ/
③
V count down frequency switch.
Automatic mode 1;
50/60 Hz automatic distinction. At
no-signal, the last statement is
kept. Right after power-on, 50 Hz
mode is run.
Automatic mode 2;
50/60 Hz automatic distinction.
And 50 Hz mode is run at
no-signal.
Refer to FUNCTION DESCRIPTION.
000: Automatic mode 1,
001: 50 Hz, 010: 60 Hz,
011: Automatic mode 2,
100: Forced 312.5 H (AFC free-run),
101: Forced 262.5 H (AFC free-run),
110: Forced 313 H (AFC free-run),
111: Forced 263 H (AFC free-run)
Automatic mode 1
V C/D MODE/
②
V count down judge switch.
Refer to FUNCTION DESCRIPTION.
00: Normal, 01: Teletext,
10: Fast, 11: Normal
Normal
AFC GAIN/
②
AFC sensitivity switch
00: 6 dB, 01: 0 dB,
10: 6 dB, 11: 17 dB
6 dB
(data: 00)
MVM/
①
Macrovision Mask AFC Mask
0: Narrow, 1: Always masked
Narrow
S R-Y ADJ/
④
SECAM R-Y black adjustment
0 H: 10 to F H: 8.8 mV
0 mV
S B-Y ADJ/
④
SECAM B-Y black adjustment
0 H: 10 to F H: 8.8 mV
0 mV
BELL/HPF/
②
SECAM bell/HPF switching. Or the high
frequency side on SECAM bell filter is
boosted.
Refer to FUNCTION DESCRIPTION.
00: Bell, 01: Boost 1,
10: Boost 2, 11: HPF
Bell
BELL f
0
/
①
BELL f
0
adjustment
0: Normal, 1: 15 kHz
Normal
S V-ID SW/
①
SECAM V-ID switch
0: OFF, 1: ON
OFF
S GP/
②
SECAM gate position adjustment
(its width is same)
00: Normal, 01: 0.4 s delay,
10: Normal, 11: 0.4 s forward
Normal
S ID/
①
SECAM sensitivity switch
0: Normal, 1: Low
Normal
S-INHBT/
①
SECAM inhibition switch
0: Normal, 1: Inhibited
Normal
RGB1 ENB/
①
Enable YS3 to switch to RGB1-IN.
Refer to FUNCTION DESCRIPTION.
0: Disable, 1: Enable
Disable
SETUP-SW/
①
Y black level set-up
0: Normal, 1: Set-up
Normal
HS-PH/
①
HS Output phase switch
0: H-Sync (4.7 s),
1: GP (3.2 s)
H-Sync
TEST MODE/
⑧
Factory test mode. Set all zero.
00
H
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