TDA8443A Datasheet, PDF (7/20 Pages) NXP Semiconductors – I2C-bus controlled YUV/RGB switch

Philips Semiconductors
I²C-bus controlled YUV/RGB switch
Product specification
TDA8443A
Table 5 Priority/fast switching bit D2
D2
FAST SWITCHING
(PIN 3)
MODE
0
X⁽¹⁾
0 to 2, depending on
D7, D6
1
0.4 V
2
Note
1. X = don't care.
Table 6 Output state control bits
D1
D0
PIN 9
0
X⁽¹⁾
X⁽¹⁾
1
0
L
1
0
H
1
1
X⁽¹⁾
Note
1. X = don't care.
FUNCTION
OFF
OFF
ON
ON
Power-on reset
If the circuit is switched on in the I²C-bus mode, all bits of D0 to D7 are set to zero.
Table 7 Non-I²C-bus mode (S2 = S1 = S0 = L)
CONTROL
PIN 13 PIN 14 PIN 1
MODE SWITCHED BY
FS (PIN 3)
GAIN SETTINGS
A1
A4, A3, A2
B1, B3
B2
L
L
L
2 or 0
1
1
1
1
L
L
H
2 or 0
1
2
1
1
L
H
L
L
H
H
2 or 1
2 or 0
1
1
−1
0.45
1
1
−1
0.45
H
L
L
2 or 0
2
1
1
1
H
L
H
2 or 0
2
2
1
1
H
H
L
H
H
H
2 or 1
2 or 0
2
1
−1
0.45
2
1
−1
0.45
Table 8 Fast switching input (pin 3)
FS
MODE SELECTED
≤0.4 V mode 2
1 to 3 V mode 0 or mode 1 as set by control
Table 9 ON input (pin 9)
ON
FUNCTION
L
OFF; no output signal; high impedance
OFF-state
H
function is determined in Table 7
1995 Mar 07
7