TDA4885 Datasheet, PDF (36/56 Pages) NXP Semiconductors – 150 MHz video controller with I2C-bus

PIN
SYMBOL AND
DESCRIPTION
CHARACTERISTIC
WAVEFORM
8 V_I2;
outside clamping
4.7 V
signal input
pulse: open-circuit
channel 2
base with base
current
black
shoulder
compensation
video signal
4V
sync
3.7 V
during clamping:
I₆ = −150 to +150 µA
input clamping (pin 5)
MHA652
9 GND;
ground
10 V_I3;
signal input
channel 3
outside clamping
4.7 V
pulse: open-circuit
base with base
black
shoulder
current
compensation
sync
video signal
4V
3.7 V
during clamping:
I₆ = −150 to +150 µA
input clamping (pin 5)
MHA652
EQUIVALENT CIRCUIT
MIRROR
1:1
VP
VP
8
1.8 V + VBE
150 µA
0 µA
700 Ω
240 µA
signal
220 µA
MHA622
9
MHA623
MIRROR
1:1
VP
VP
10
1.8 V + VBE
150 µA
0 µA
700 Ω
240 µA
signal
220 µA
MHA624