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參數(shù)資料
| 型號： | LC74784 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | On-Screen Display Controller LSI for VCR Products(用于錄象機的屏幕顯示控制器的大規(guī)模集成電路（LSI）) |
| 中文描述： | 屏幕顯示控制器芯片的錄像機產(chǎn)品（用于錄象機的屏幕顯示控制器的大規(guī)模集成電路（LSI）的） |
| 文件頁數(shù)： | 4/17頁 |
| 文件大小： | 187K |
| 代理商： | LC74784 |
Electrical Characteristics
at Ta = –30 to +70°C, V
DD
1 = 5 V unless otherwise specified
Note: 1. When the sync level is 0.8 V.
2. When the sync level is 1.0 V.
Timing Characteristics
at Ta = –30 to +70°C, V
DD
1 = 5 ± 0.5 V
No. 4991-4/15
LC74784, 74784M
Parameter
Symbol
Conditions
min
typ
max
Unit
Input off leakage current
I
leak
1
I
leak
2
CV
IN
pin
CV
OUT
pin
BLANK, CHARA and SEP
OUT
pins: V
DD
1 = 4.5 V,
I
OH
= –1.0 mA
BLANK, CHARA and SEP
OUT
pins: V
DD
1 = 4.5 V,
I
OH
= 1.0 mA
RST, CS, SIN, SCLK, CTRL1, CTRL3 and SEP
IN
pins:
V
IN
= V
DD
1
CTRL1, CTRL3 and OSC
IN
pins: V
IN
= V
SS
1
V
DD
1 pin; all outputs: open, Xtal: 7.159 MHz,
LC: 8 MHz
1
μA
Output off leakage current
1
μA
Output high level voltage
V
OH
1
3.5
V
Output low level voltage
V
OL
1
1.0
V
Input current
I
IH
1
μA
I
IL
–1
μA
Operating current drain
I
DD
1
15
mA
I
DD
2
V
DD
2 pin: V
DD
2 = 5 V
20
mA
Sync level
V
SN
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
0.70
0.82
0.94
V
*
2
0.91
1.03
1.15
V
Pedestal level
V
PD
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
1.31
1.43
1.55
V
*
2
1.53
1.65
1.77
V
Color burst low level
V
CBL
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
1.00
1.12
1.24
V
*
2
1.21
1.33
1.45
V
Color burst high level
V
CBH
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
1.63
1.75
1.87
V
*
2
1.84
1.96
2.08
V
Background color low level
V
RSL
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
1.47
1.59
1.71
V
*
2
1.68
1.80
1.92
V
Background color high level
V
RSH
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
1.99
2.11
2.23
V
*
2
2.19
2.31
2.43
V
Border level 0
V
BK
0
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
1.42
1.54
1.66
V
*
2
1.63
1.75
1.87
V
Border level 1
V
BK
1
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
1.99
2.11
2.23
V
*
2
2.19
2.31
2.43
V
Character level
V
CHA
CV
OUT
pin
V
DD
1 = 5.0 V,
V
DD
2 = 5.0 V
*
1
2.58
2.70
2.82
V
*
2
2.78
2.90
3.02
V
Parameter
Symbol
Conditions
min
typ
max
Unit
Minimum input pulse width
t
W (SCLK)
t
W (CS)
t
SU (CS)
t
SU (SIN)
t
h (CS)
t
h (SIN)
t
word
t
wt
SCLK pin
200
ns
CS pin (the period when CS is high)
1
μs
Data setup time
CS pin
200
ns
SIN pin
200
ns
Data hold time
CS pin
2
μs
SIN pin
200
ns
One word write time
8-bit data write time
4.2
μs
RAM data write time
1
μs
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相關(guān)代理商/技術(shù)參數(shù) |
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| LC74784M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-screen Display Controller LSI for VCR Products |
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| LC74785M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
| LC74786 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
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