1995 Mar 07 7
Philips Semiconductors Product specification
I2C-bus controlled YUV/RGB switch TDA8443A
Table 5 Priority/fast switching bit D2
Note
1. X =don't care.
D2 FAST SWITCHING
(PIN 3) MODE
0X
(1) 0 to2, depending on
D7, D6
1 0.4V 2
Table 6 Output state control bits
Note
1. X =don't care.
D1 D0 PIN 9 FUNCTION
0X
(1) X(1) OFF
10LOFF
10HON
11X
(1) ON
Power-on reset
If the circuit is switched on in the I2C-bus mode, all bits of D0 toD7 are set to zero.
Table 7 Non-I2C-bus mode (S2 =S1 =S0 = L)
CONTROL MODE SWITCHED BY
FS (PIN 3)
GAIN SETTINGS B1, B3 B2
PIN 13 PIN 14 PIN 1 A1 A4, A3, A2
L L L 2 or 0 1 1 1 1
L L H 2 or 0 1 2 1 1
L H L 2 or 1 1 1 1 0.45
L H H 2 or 0 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 2 or 1 2 1 1 0.45
H H H 2or 0 2 1 1 0.45
Table 8 Fast switching input (pin 3)
FS MODE SELECTED
0.4 V mode2
1 to3 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