TDA4651 データシートの表示（PDF） - Philips Electronics
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TDA4651
Philips Electronics
TDA4651 Datasheet PDF : 15 Pages
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Philips Semiconductors
Multistandard colour decoder with negative
colour difference output signals
Preliminary specification
TDA4651
SYMBOL
PARAMETER
CONDITIONS
Hue control part
φ
phase shift of reference carrier relative to V17 = 2 V
phase at V17 = 3 V
phase shift of reference carrier
V17 = 3 V
phase shift of reference carrier relative to V17 = 4 V
phase at V17 = 3 V
V17
internal bias voltage
see note 4
switching voltage for oscillator adjustment burst OFF; colour ON
switching voltage for forced colour ON
hue OFF; colour ON
R17
input resistance
Reference oscillator (PLL) (see note 5)
R19,21
C19,21
fc
input resistance
input capacitance
catching range
at 4.43 MHz
at 3.57 MHz
Identification part (see note 6)
V25 to 28
switching voltages
I25 to 28
td
output currents
delay time for system hold
delay time for colour ON
delay time for colour OFF
ts
scanning time for each standard
Super sandcastle pulse detector (see note 8)
V24
input pulse amplitude
input voltage pulse levels to separate
V and H blanking pulses
voltage pulse amplitude
input voltage pulse levels to separate
H blanking pulse
voltage pulse amplitude
input voltage pulse levels to separate
burst gating pulse
input voltage
I24
input current
control voltage OFF
state
control voltage ON
state; during scanning
control voltage ON
state; internal forced
control voltage ON
state; external forced
see note 7
pulse ON
pulse OFF
pulse ON
pulse OFF
pulse ON
pulse OFF
during line scan
during line scan
MIN. TYP. MAX. UNIT
−30 −40 −
deg
−
0
±5
deg
30
40
−
deg
−
3
0
−
5.5 −
4.25 5.0
−
V
0.5
V
VP
V
5.75 kΩ
−
350 −
Ω
−
−
10
pF
±400 −
−
Hz
±330 −
−
Hz
−
0.05 0.5
V
2.35 2.45 2.55 V
5.6 5.8 6.0
V
9.0 −
−
−
2
−
2
−
0
−
−
4
VP
V
−3
mA
3
cycles
3
cycles
1
cycles
−
cycles
7.7 −
VP
V
1.3 1.6 1.9
V
1.1 1.4 1.7
V
2.0 2.5 3.0
V
3.3 3.6 3.9
V
3.1 3.4 3.7
V
4.1 4.5 4.9
V
6.2 6.6 7.0
V
6.0 6.4 6.8
V
−
−
1.0
V
−
−
−100 µA
August 1993
8
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