參數(shù)資料
型號: SAA7111AH
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Enhanced Video Input Processor EVIP
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 14 X 14 X 2.70 MM, PLASTIC, QFP-64
文件頁數(shù): 21/72頁
文件大?。?/td> 441K
代理商: SAA7111AH
1998 May 15
21
Philips Semiconductors
Product specification
Enhanced Video Input Processor (EVIP)
SAA7111A
10 GAIN CHARTS
Fig.12 Amplifier curve.
handbook, halfpage
0
5.5
dB
3.5
1.5
0.5
4.5
2.5
256
512
gain value (i)
MGC648
bit [8] = 1
factor
dB
= 20 x log
10
gain =
(
512
768
i
i > 256
bit [8] = 0
factor
dB
= 20 x log
10
gain =
(
512
257
+
i
i < 256
(
Fig.13 Clamp and gain flow.
WIPE = white peak level (254); SBOT = sync bottom level (1); CLL = clamp level [60 Y (128 C)];
HSY = horizontal sync pulse; HCL = horizontal clamp pulse.
handbook, full pagewidth
1
0
+
CLAMP
CLAMP
NO CLAMP
1
0
1
0
0
1
1
0
MGC647
fast
GAIN
slow
+
GAIN
+
GAIN
GAIN
HCL
HSY
ADC
SBOT
WIPE
CLL
ANALOG INPUT
GAIN ->
<- CLAMP
VBLK
NO BLANKING ACTIVE
1
0
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SAA7111AHZ 制造商:NXP Semiconductors 功能描述:
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SAA7111H 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Video Input Processor VIP