TDA4885 Datasheet, PDF (44/56 Pages) NXP Semiconductors – 150 MHz video controller with I2C-bus

PIN
SYMBOL AND
DESCRIPTION
CHARACTERISTIC
30 V_O1;
signal output
channel 1
reference black level
0.1 to 2.8 V
WAVEFORM
brightness
MHA655
reference black level during output clamping
pedestal black level
0.1 to 2.8 V
control bit PEDST = 0
brightness
MHA656
EQUIVALENT CIRCUIT
VP
VP
30
80 Ω
500 Ω
8 kΩ
1.5 kΩ
3.5 pF
MHA644
31 FB₁;
feedback input
channel 1
open-circuit base
pedestal black level during output clamping
control bit PEDST = 1
feedback reference 5.8 to 4 V
PEDST = 0
VP
31
1 kΩ
10 µA
10 µA
PEDST = 1
control bit FPOL = 0
PEDST = 1
PEDST = 0
MHA654
1 kΩ
1 kΩ
0.7 V
5.8 to 4 V
DC coupling; Vs1 = 0 V; Vs2 = 1 V (control bit FPOL = 0)
AC coupling; Vs1 = 1 V; Vs2 = 0 V (control bit FPOL = 1)
feedback reference 0.7 V
MHA660
control bit FPOL = 1
15 kΩ
Vs1
15 kΩ
Vs2
MHA645