參數(shù)資料
型號(hào): TB1274BFG
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: 10 X 14 MM, 0.80 MM PITCH, QFP-48
文件頁數(shù): 32/37頁
文件大?。?/td> 839K
代理商: TB1274BFG
TB1274BFG
2005-08-18
4
PIN
No.
PIN NAME
FUNCTION
INTERFACE CIRCUIT
INPUT / OUTPUT
SIGNALS
8
D-GND
GND
pin
for
DDS/BUS/V-CD/H-CD sections.
9
HS
Output
pin
of
horizontal
synchronizing signal.
Minimum pull-down resister is
2.7kΩ.
9
12
16
50Ω
20kΩ
125Ω
Hi
Low
3.8V≦Hi≦4.6V
0≦Low≦1.0V
10
SCP
Sand Castle Pulse output pin.
The clamping pulse and the
horizontal blanking pulse are
outputted.
10
100Ω
50Ω
12
16
CP
Low
H-BLK
3.6V≦CP≦4.4V
1.6V≦H-BLK≦2.4V
0.0V≦Low≦0.8V
with pull-down
resister (7.5kΩ)
11
Yvi-OUT
Output
pin
to
synchronize
inputs. Y signal from video-SW is
outputted.
11
100Ω
50Ω
12
16
8kΩ
1Vp-p(with sync)
DC : 2.1V
12
SYNC-VCC
Power supply pin for liner
SYNC/HVCO sections.
DC 5V
13
SCL
SCL pin for I2CBUS.
13
3kΩ
100kΩ
2.7V
8
6
SCL
15kΩ
14
SDA
SDA pin for I2CBUS.
14
50Ω
100kΩ
2.7V
8
6
ACK
3kΩ
SDA
15kΩ
15
YS3
(RGB1-in)
Pin to switch main signals and
RGB1 signals. If the voltage of
this
pin
is
HI
and
the
RGB1-ENB data is “enable” via
I2C BUS, RGB1-IN is selected.
And its status is responded to
the Read Bus data.
15
30kΩ
6kΩ
32
28
1.0V≦RGB1≦5.0V
(Th : 0.7V)
16
SYNC-GND
GND pin for liner SYNC/HVCO
sections.
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