TDA8310 Datasheet, PDF (12/24 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.
Y OUTPUT (PIN 49)
V_49(b-w)
output signal voltage amplitude
note 29
0.8
(black-to-white value)
Z_O
output impedance
80
V_49(DC)
DC output voltage level (top sync)
2.7
I_bias
internal bias current of NPN emitter
0.4
follower output transistor
I_source
maximum source current
−
Horizontal and vertical synchronization circuits
SYNC VIDEO INPUT (PINS 17 AND 20)
V_17,20
sync pulse voltage amplitude
note 2
50
SL
slicing level
note 14
−
VERTICAL SYNC
t_W
width of the vertical sync pulse
note 15
22
without sync instability
HORIZONTAL OSCILLATOR
f_fr
free running frequency
−
∆f_fr
spread on free running frequency
−
∆f_osc/∆V_P frequency variation with respect to V_P = 8 V ±10%; note 6 −
the supply voltage
∆f_osc
∆f_{osc( max})
frequency variation with temperature T_amb = 0 to 70 °C; note 6 −
maximum frequency deviation at the no calibration
−
start of the horizontal output
HORIZONTAL PLL; note 16 (FILTER CONNECTED TO PIN 37)
f_HR
holding range PLL
f_CR
catching range PLL
note 6
S/N
signal-to-noise ratio of the video
input signal at which the time
constant is switched
HYS
hysteresis at the switching point
−
±0.6
14
1
HORIZONTAL OUTPUT (PIN 39)
V_OH
HIGH level output voltage
I_O = 2 mA
2.4
V_OL
LOW level output voltage
I_O = 2 mA
−
I_sink
sink current
−
I_source
source current
−
t_W
pulse width
−
t_d
delay between the positive edge of
−
the horizontal output pulse and the
start of the horizontal sync pulse at
the input
TYP.
1.0
100
2.9
0.5
−
300
50
−
15 625
−
0.2
−
−
±0.9
±0.9
20
3
4.0
0.3
−
−
5.4
0
MAX. UNIT
1.2
V
120
Ω
3.1
V
−
mA
2
mA
−
mV
−
%
−
µs
−
Hz
±2
%
0.5
%
80
Hz
75
%
±1.2 kHz
−
kHz
26
dB
6
dB
−
V
0.6
V
2
mA
2
mA
−
µs
−
µs
February 1995
12