參數(shù)資料
型號: THS7303PW
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 3 CHANNEL, VIDEO AMPLIFIER, PDSO20
封裝: GREEN, PLASTIC, TSSOP-20
文件頁數(shù): 60/60頁
文件大?。?/td> 1980K
代理商: THS7303PW
SLOS479B
– OCTOBER 2005 – REVISED MARCH 2011
PIN CONFIGURATION
PW PACKAGE
TSSOP-20
(TOP VIEW)
PIN DESCRIPTIONS
PIN
NAME
NO.
DESCRIPTION
N/C
1, 20
No internal connection. It is recommended, but not required, to connect these pins to GND.
CH. 1
– INPUT A
2
Video input channel 1, input A
CH. 2
– INPUT A
3
Video input channel 2, input A
CH. 3
– INPUT A
4
Video input channel 3, input A
CH. 1
– INPUT B
5
Video input channel 1, input B
CH. 2
– INPUT B
6
Video input channel 2, input B
CH. 3
– INPUT B
7
Video input channel 3, input B
I2C-A1
8
I2C slave address control bit A1. Connect to VS+ for a logic 1 preset value or GND for a logic 0 preset value.
I2C-A0
9
I2C slave address control bit A0. Connect to VS+ for a logic 1 preset value or GND for a logic 0 preset value.
GND
10
Ground reference pin for all internal circuitry.
VS+
11
Positive power-supply input pin. Connect to 2.7 V to 5 V.
Serial data line of the I2C bus. Pull-up resistor should have a minimum value of 2 k
and a maximum
SDA
12
value of 19 k
. Pull up to VS+.
I2C bus clock line. Pull-up resistor should have a minimum value of 2 k
and a maximum value of 19 k.
SCL
13
Pull up to VS+.
CH. 3
– SAG
14
Video output channel 3 SAG correction pin. If SAG is not used, connect directly to CH. 3
– OUTPUT pin.
CH. 3
– OUTPUT
15
Video output channel 3 from either CH. 3
– INPUT A or CH. 3 – INPUT B.
CH. 2
– SAG
16
Video output channel 2 SAG correction pin. If SAG is not used, connect directly to CH. 2
– OUTPUT pin.
CH. 2
– OUTPUT
17
Video output channel 2 from either CH. 2
– INPUT A or CH. 2 – INPUT B.
CH. 1
– SAG
18
Video output channel 1 SAG correction pin. If SAG is not used, connect directly to CH. 1
– OUTPUT pin.
CH. 1
– OUTPUT
19
Video output channel 1 from either CH. 1
– INPUT A or CH. 1 – INPUT B.
Copyright
2005–2011, Texas Instruments Incorporated
9
Product Folder Link(s): THS7303
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