TDA8443A Datasheet, PDF (6/20 Pages) NXP Semiconductors – I2C-bus controlled YUV/RGB switch

Philips Semiconductors
I²C-bus controlled YUV/RGB switch
Product specification
TDA8443A
Table 2 Address selection
ADDRESS SELECT PINS⁽¹⁾⁽²⁾
S2 (PIN 17)
S1 (PIN 16)
S0 (PIN 15)
L
L
L
L
L
H
L
H
L
L
H
H
H
L
L
H
L
H
H
H
L
H
H
H
Notes
1. L = LOW level input voltage.
2. H = HIGH level input voltage.
3. ∗ = non-I²C-bus operation.
MA2
∗⁽³⁾
0
0
0
1
1
1
1
ADDRESS SELECT BITS
MA1
∗⁽³⁾
0
1
1
0
0
1
1
MA0
∗⁽³⁾
1
0
1
0
1
0
1
Table 3 Mode control bits D7 and D6
MODE
D7
0
0
1
0
2
1
−
1
D6
FUNCTION
0
Channel 2 selected, no matrix
1
Channel 2 selected, matrix active
0
Channel 1 selected
1
not allowed
Table 4 Gain setting (see also Table 9)
D5
D4
D3
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
A1
A2, A3, A4
B1, B3
B2
1
1
−1
0.45
1
1
1
1
not allowed
−
−
1
1
−1
0.45
2
2
−1
0.45
2
1
1
1
2
2
1
1
2
1
−1
0.45
Matrix equations
The relationship between output and input signals of the matrix is as follows:
Y = 0.3R + 0.59G + 0.11B
R−Y = 0.7R − 0.59G − 0.11B
B−Y = −0.3R − 0.59G + 0.89B
1995 Mar 07
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