tda9725 NXP Semiconductors, tda9725 Datasheet - Page 12

• Manufacturer Part Number: tda9725
• Description: Y/c Automatic Adjustment Processor Vhs Standard
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1996 Oct 14
Colour killer terminal (pin 16)
V
V
V
CK
CK
Frequency correction output (pin 17)
V
I
t
f
f
I
t
f
f
oSLD
SLD
SLH
SLL
ofDET
fDET
fDETH
fDETL
SYMBOL
NC
16
th
17
Y/C automatic adjustment processor
(VHS standard)
th
hys
DC voltage black and white luminance input without
input voltage
threshold voltage
colour killer threshold
colour killer hysteresis
operating range
SLD output current
SLD pulse duration
start of detection at positive
frequency deviation
(referenced to f
pin 35; I
start of detection at
negative frequency
deviation (referenced to
f
output current of frequency
detector
frequency detector pulse
duration
start of detection at positive
frequency deviation
(referenced to f
pin 35; I
start of detection at
negative frequency
deviation (referenced to
f
sc
sc
+ N
+ N
PARAMETER
f
f
17
17
H
H
)
)
at pin 35; +I
at pin 35; +I
sc
sc
+ N
+ N
f
17
f
17
H
H
)
)
at
at
chrominance
forced colour off
forced colour on
colour on
relative to nominal input;
V
relative to nominal input;
V
SLD
SLD
SLD/PAL
SLD/NTSC
SLD/PAL
SLD/NTSC
FDET
FDET
record mode
record mode
30
30
= 110 mV (p-p)
= 110 mV (p-p)
CONDITIONS
12
1.6
0
3.0
2.0
1
0.8
1.0
2.0
68
40
25
12
3.0
5.0
12
100
MIN.
1.8
2.2
3
1
2.0
4.0
73
70
30
17
2.0
4.0
17
70
TYP.
Product specification
2.0
1.5
4.3
2.4
5
4.2
3.0
5.0
78
100
35
22
1.0
2.0
22
40
MAX.
TDA9725
V
V
V
V
dB
dB
V
t
kHz
kHz
kHz
kHz
kHz
kHz
H
A
A
s
UNIT