TDA8310 Datasheet, PDF (15/24 Pages) NXP Semiconductors – PAL/NTSC colour processor for PIP applications

Philips Semiconductors
PAL/NTSC colour processor for
PIP applications
Preliminary specification
TDA8310
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP.
DEMODULATION ANGLE AND GAIN RATIO
demodulation angle
G
gain ratio of both demodulators
G(B−Y) to G(R−Y)
REFERENCE SIGNAL OUTPUT FOR TDA8395 (PIN 48)
f_ref
V_48(p-p)
reference frequency
output signal amplitude
(peak-to-peak value)
note 24
V_O
output voltage level
V_O
output voltage level
PAL/NTSC identified
no PAL/NTSC; SECAM
(by TDA8395) identified
I₄₈
required current to force the decoder
in SECAM mode
85
1.60
−
0.2
1.5
4.3
120
90
1.78
4.43
0.25
1.6
4.5
−
STANDARD IDENTIFICATION AND FORCED SYSTEM SWITCHING; note 25 (PINS 4 AND 23 TO 27)
V_I/O
input/output voltage
in “low” condition
in “high” condition
−
−
4.0
−
V_I(max)
I_load
I_I
maximum input voltage
note 26
maximum load current (pins 23 to 26)
input current (pins 23 to 26)
in “low” or “high” condition
−
−
−
−
−
−
when connected to V_P
R_I
input resistance (pin 27)
V_O
output voltage (pin 4)
during PAL
during SECAM
note 26
notes 27 and 30
−
−
80
−
−
−
4.1
−
Z_O
output impedance pin 4 during NTSC note 27
I_load
maximum load current (pin 4)
1
−
−
−
RGB switch
RGB INPUTS (PINS 1 TO 3 AND 10 TO 12)
V_i(p-p)
signal voltage amplitude
(peak-to-peak value)
Z_I
V_clamp
I_LI
I_clamp
input impedance
active clamping voltage level
input leakage current
active clamping current
note 6
−
−
100
−
2.6
2.8
−
−
−200 −
MAX. UNIT
95
deg
1.96
−
MHz
0.3
V
1.7
V
4.7
V
−
µA
1
V
5.3
V
V_P
V
1
mA
1
µA
10
µA
−
kΩ
0.9
V
5.5
V
−
MΩ
0.5
mA
1.3
V
−
kΩ
3.0
V
3
µA
+200 µA
February 1995
15