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參數(shù)資料
| 型號： | LC74986NWF |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP144 |
| 封裝： | SQFP-144 |
| 文件頁數(shù)： | 11/15頁 |
| 文件大小： | 116K |
| 代理商： | LC74986NWF |
No.7713-5/15
LC74986NWF, 74986NWV
Control Signals
Signal type
Number of pins
Symbol
Description
Notes
For OSD control (Normally, the I2C bus is used.)
Used for setting internal registers and for internal
status output.
The slave address is 0111000 + (R/W)
OSD control, gamma correction control
Normally low. 0111000 + (R/W)
Switches the IC to 0111001 + (R/W) when high.
Three-wire bus
signals
I2C bus signals
1
AICS (VPBV)
1
AIDA
Three-wire bus chip select (port B
system vertical sync signal)
Data bus
1
AICK
Bus clock
1
SDA
Data bus
1
SCL
Bus clock
1
I2CSEL
Slave switching
Other Signals
Signal type
Number of pins
Symbol
Description
Notes
The output can be forcibly muted from this pin.
Inverted logic
Forcible mute
signal
1
MUTE
Muting
Low-power mode used when the IC is not operating.
This pin is normally held at the high level.
Power down (low-
power mode) signal
2
PDOWN1
PDOWN2 (VPBV)
Low-power mode
(Port B system vertical sync signal)
Used for test settings. This pin must be held at the
low level during normal operation.
Test signals
1
SCANEN
Test
Used for test settings. This pin must be held at the
low level during normal operation.
1
SCANMOD
Test
Used for test settings. This pin must be held at the
low level during normal operation.
5
TEST
Test
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