TDA4565 Datasheet, PDF (7/11 Pages) NXP Semiconductors – Colour transient improvement circuit

Philips Semiconductors
Colour transient improvement circuit
Product specification
TDA4565
PARAMETER
Y-signal path
Y-input voltage
(composite signal)
(peak-to-peak value)
Internal bias voltage
Input current
during picture content
during sync. pulse
Y-signal delay at pin 12
at V_15-18 = 0 to 2.5 V
at V_15-18 = 3.5 to 5.5 V
at V_15-18 = 6.5 to 8.5 V
at V_15-18 = 9.5 to 12 V
Fine adjustment of Y-signal
delay for all 4 steps
Signal delay between pin 11
and pin 12
Dependency of delay time
on temperature
on supply voltage
Input switching current
Y-signal attenuation
pin 11 from pin 17
pin 12 from pin 17
Frequency response at
3 MHz referred to 0.5 MHz
pin 11
pin 12
CONDITIONS
SYMBOL
MIN. TYP. MAX. UNIT
capacitive coupling
V_17(p-p)
−
during clamping
V_17-18
1.3
I₁₇
−
−I₁₇
−
S1 open;
R₁₄ = 1.2 kΩ;
(notes 3 and 4)
t_17-18
670
t_17-18
760
t_17-18
850
t_17-18
940
S1 closed
t_17-12
30
S1 open
t_11-12
160
f = 0.5 MHz
t--₁^--∆-₇^---t-_–^-1--₁₇^--₂^{--–-.--1-}∆^--2-T---_j
−
-t-₁---₇^∆----_–^t--1-₁-⁷-₂---^–_.---∆¹---²_V-----p
−
−I₁₅
−
V₁₁/V₁₇
5.0
V₁₂/V₁₇
5.0
note 5
V---V--₁^--₁₁^---1-(^---(0--3-.--5---M--M---H--H--z---z--^)---)^{-- 0}
V---V--₁^--₂₁^---2-(^---(0--3-.--5---M--M---H--H--z---z--^)---)^{-- 0}
1
1.4 V
1.5 1.7 V
8
12
µA
100 150 µA
730 790 ns
820 880 ns
910 970 ns
1000 1060 ns
50
70
ns
180 200 ns
0.001 −
K^−1
−0.03 −
V^−1
15
25
µA
6.5 8.0 dB
6.5 8.0 dB
−
3.0 dB
−
3.0 dB
November 1989
7