参数资料
型号: EL4511CU
厂商: Intersil
文件页数: 14/24页
文件大小: 0K
描述: IC VID SYNC SEPARATR HDTV 24QSOP
标准包装: 55
类型: 同步分离器
应用: HDTV,投影仪,机顶盒
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.154",3.90mm 宽)
供应商设备封装: 24-QSOP
包装: 管件
21
FN7009.8
November 12, 2010
TABLE 3. MODE CONTROL TRUTH TABLE
(see also Table 2 for hardware over-ride)
MODE
CTRL
EnTri
Level
EnBi
Level
EnHin
Vin
TriLevel
Priority
Hin
Priority
HinVin
Only
Reg 1
b5 b4 b3
0 0 0
1
0
0 0 1
1
0
1
0
0 1 0
1
0
0 1 1
1
0
1
0
1 0 0
0
1
0
1 0 1
0
1
0
1 1 0
0
1
0
1
0
1 1 1
0
1
0
1
EnTriLevel, EnBiLevel and EnHinVin; these enable tri-level sync
detection, two-level sync detection and separate H/V (VGA) sync
detection, respectively.
Other signals used to prioritize tri-level syncs (TriLevPriority),
separate H/V (Hin Priority), or to only allow signals from
HIN/VERTIN (HinVinOnly).
TABLE 4. ACQUISITION CONTROL SIGNALS
REGISTER
BIT
SIGNAL
NAME
DESCRIPTION
8
3
En50Slice
1 = Sample and Hold front
end is in use
8
1
Progressive
1 = Progressive scan
detected
8
0
Tri-Level
Detected
1 = Tri-Level syncs detected
9
5
ENLEVEL
BLANKING
1 = VLEVEL is available
when system is not locked
9
4
ENLEVEL
1 = Disable VLEVEL Output
9
2
ENALOS
1 = Analog loss of signal not
used in lock indication.
14
5
SYNCLOCK Same information as
SYNCLOCK pin 3
16
4
RateLocked
Line rate is locked
16
3
ALOS
Sync Amplitude is below
minimum
EL4511
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