TDA4504B Datasheet, PDF (15/26 Pages) NXP Semiconductors – Small signal combination for multistandard colour TV

Philips Semiconductors
Small signal combination for multistandard colour TV
Product specification
TDA4504B
SYMBOL
PARAMETER
t_W
pulse width
burst key at:
60 Hz
50 Hz
horizontal blanking
vertical blanking
T₁
divider in search window
T₂
divider in narrow window
delay between the start of the sync pulse at
the video output and the burst key pulse
t_Bkt
trailing edge
t_Bkr
rising edge
VCR switch (non-VCR mode; V₁₇ < 5 V)
R₁₇
resistance to ground
I₁₇
output current
VCR switch (auto-VCR mode)
I₁₇
source current
I₁₇
sink current
VCR switch (VCR mode; V₁₇ > 7 V)
R₁₇
I₁₇
V_9-10(rms)
resistance to V_CC
input current
IF input signal for switching from fast to slow
in auto VCR mode (RMS value)
Vertical ramp generator (note 21)
I₃
I₃
V_3(p-p)
t
input current during scan
discharge current during retrace
sawtooth amplitude (peak-to-peak value)
interlace timing of the internal pulses
Vertical output
I₄
available output current
V₄
maximum available output voltage
CONDITIONS MIN. TYP. MAX. UNIT
60 Hz
50 Hz
50 Hz
60 Hz
50 Hz
60 Hz
2.9 3.3 3.7
3.2 3.6 4
flyback pulse
−
21
−
−
17
−
−
25
−
−
21
−
µs
µs
lines
lines
lines
lines
60 Hz
pin 17 = 0 V
V₁₇ = V_CC
−
−
9.4
µs
4.7
5.4
6.1
µs
−
−
5
kΩ
−
−
0.5 mA
−
−
30
µA
−
−
30
µA
−
−
5
kΩ
−
−
1
mA
−
2.2
−
mV
note 12
V₄ = 4 V
I₄ = 0.1 mA
−
−
2
µA
−
0.8
−
mA
−
1.9
−
V
30
32
34
µs
−
−
3
mA
4.4 5
−
V
February 1992
15