參數(shù)資料
型號: TDA9725
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Y/C automatic adjustment processor VHS standard
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP52
封裝: 0.600 INCH, PLASTIC, SOT-247-1, SDIP-52
文件頁數(shù): 10/44頁
文件大?。?/td> 337K
代理商: TDA9725
1996 Oct 14
10
Philips Semiconductors
Product specification
Y/C automatic adjustment processor
(VHS standard)
TDA9725
Main de-emphasis output (pin 8; open collector)
V
8
V
VID(p-p)
DC output voltage
video output voltage level
(peak-to-peak value)
demodulator sensitivity
f
i
= 3.8 MHz at VHS
f
DEV
= 1 MHz
2.9
230
3.4
300
3.9
370
V
mV
Φ
DEM
VHS mode
SQPB mode
VHS mode
0.23
0.14
0.97
0.3
0.19
1.0
0.37
0.24
1.03
V/MHz
V/MHz
LIN1
demodulator linearity 1
LIN2
demodulator linearity 2
SQPB mode
0.90
1.0
1.07
Main de-emphasis and peaking output (pin 9)
V
9
V
VR(p-p)
DC output voltage
reverse video voltage level
(peak-to-peak value)
suppression of
demodulated carrier
f
i
= 3.8 MHz at VHS
1.1
230
1.6
300
2.1
370
V
mV
α
DEM
40
dB
FM output (pin 11)
V
11
DC mean value output
voltage
output voltage level
(peak-to-peak value)
sync output frequency
stability of sync output
frequency
frequency deviation
R
L
= 1 k
2.9
3.2
3.5
V
V
11(p-p)
R
L
= 1 k
0.7
0.9
1.1
V
f
sync
f
sync
V
5
= V
sync
; V
43
= 0 dB
V
CC
=
±
0.25 V
or T
amb
=
10 to +70
°
C
V
5
= V
white
; V
43
= 0 dB;
video/sync = 7/3
V
CC
=
±
0.25 V
or T
amb
=
10 to +70
°
C
rotary pulse (pin 19) HIGH/LOW;
at SP and LP
f
i
= 3.8 MHz
3.75
20
3.8
3.85
+20
MHz
kHz
f
dev
0.95
1.0
1.05
MHz
f
dev
stability of frequency
deviation
carrier interleave frequency
20
+20
kHz
f
rot
6.8
7.8
8.8
kHz
H
2
L
mod
second harmonic distortion
modulator linearity
0.95
50
1.00
42
1.05
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
5 MHz
0
4 MHz
(
(
)
)
V
0
4 MHz
V
0
3 MHz
(
(
)
)
V
V
9 MHz
V
0
7 MHz
(
)
0
7 MHz
V
0
5 MHz
(
(
)
)
------------------------------------V
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