tda4691t NXP Semiconductors, tda4691t Datasheet - Page 8

• Manufacturer Part Number: tda4691t
• Description: Sync Processor With Clock Spc
• Manufacturer: NXP Semiconductors

Philips Semiconductors
CHARACTERISTICS
V
input signal referenced to CCIR standard.
September 1993
Supply (pins 19 and 12; all voltages are measured with regard to ground (pins 3 and 8))
V
I
V
I
P
Sync separator (pin 20)
V
V
R
I
I
Black level (pin 1)
SLH
SLV
Sync output (pin 9)
V
V
C
t
t
Phase detector (pins 16 and 17)
f
f
I
I
I
V
V
13.5 MHz VCO (pin 15)
R
V
I
g
P1
P1
P2
20
20
1
2
0
0
17
17
16
15
SYMBOL
VCO
f
19
12
tot
20(p-p)
20(p-p)
9
9
L
’
17
16
15
15
Sync Processor with Clock (SPC)
G
0
/ V
= 8 V; V
16
P2
supply voltage
supply current
supply voltage
supply current
total power dissipation
input voltage (peak-to-peak value)
sync amplitude (peak-to-peak value)
source resistor of generator
current during sync
current during remaining time
slicing level H
slicing level V
no sync
positive sync
load capacitance
time delay between pin 20 and pin 9
time delay between pin 20 and pin 9
nominal sync frequency
f
current at sync time
(fast and normal time constant)
current at sync time (slow time constant)
current at sync time
filter 2 voltage
filter 1 voltage
VCO sensitivity
f
pin voltage (V
current for 13.5 MHz
transconductance at f
= 5 V; measured at T
osc
0
defining resistor
: 864 = phiref
PARAMETER
19
dependent)
amb
0
= 25 C; unless otherwise specified; application see Figs 10 and 11; video
same rise time as V
AC coupled
I
I
see Fig.3
see Fig.3
time constant T
see VCO
see Fig.4(a)
see Fig.4(a)
9
9
8
= 1 mA
= 1 mA
CONDITIONS
1
19
7.2
4.5
0.1
2.7
100
100
1.5
1.5
2.9
15.2
720
MIN.
8.0
20
5.0
15
260
1
1
50
50
0.3
200
300
15.625
15.625
3
3
360
3.75
3
30
240
80
2
800
TYP.
Preliminary specification
8.8
30
5.5
30
430
2
0.6
1
V
40
500
500
4.5
4.5
3.1
18.6
MAX.
TDA4691
880
12
V
mA
V
mA
mW
V
V
k
%
%
V
V
pF
ns
ns
kHz
kHz
mA
V
V
kHz/V
k
V
kHz/ A
A
A
A
A
A
UNIT