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參數(shù)資料
| 型號： | TDA9725 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)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)： | 9/44頁 |
| 文件大?。?/td> | 337K |
| 代理商： | TDA9725 |
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1996 Oct 14
9
Philips Semiconductors
Product specification
Y/C automatic adjustment processor
(VHS standard)
TDA9725
Negative feedback input of main emphasis (pin 4; open-base) and main emphasis
output/white-clip/modulator/SQPB selector (pin 5)
F
EEDBACK LOOP CLOSED
(
PIN
4
CONNECTED TO PIN
5;
MAIN EMPHASIS OFF
)
V
SY
V
oREC(p-p)
DC voltage level
record output voltage level;
standard output level
(peak-to-peak value)
time for correcting carrier
interleave relationship to
half picture
sync tip
video/sync = 7/3;
V
CC
=
±
0.25 V;
T
amb
=
10 to +70
°
C
HIGH during half picture 1; note 1
450
1.9
500
550
V
mV
t
FRAMEDET
200
ms
N
ON
-
LINEAR EMPHASIS
/
DETAIL ENHANCER
; notes 2 and 3
RD1
RD2
RS1
RS1
RL1
RL2
RL3
response D1
response D2
response S1
response S2
response L1
response L2
response L3
20 dB; f
i
= 500 kHz; SP; NORM
20 dB; f
i
= 2 MHz; SP; NORM
20 dB; f
i
= 500 kHz; SP; EDIT
20 dB; f
i
= 2 MHz; SP; EDIT
20 dB; f
i
= 500 kHz; LP
20 dB; f
i
= 2 MHz; LP
0 dB; f
i
= 2 MHz; LP
1.7
6.0
1.0
4.5
3.1
7.0
1.6
2.7
7.5
1.7
5.5
4.4
9.0
2.3
3.7
9.0
2.4
6.5
5.7
11
3.0
dB
dB
dB
dB
dB
dB
dB
V
ERTICAL EMPHASIS
PL1
PL2
PL3
peak level 1
peak level 2
peak level 3
30 dB recursive; note 4
20 dB recursive; note 4
0 dB recursive
3.5
3.5
0
4.3
4.0
0.4
5.3
4.5
1.0
dB
dB
dB
F
EEDBACK LOOP NORMAL APPLICATION
DCL
WCL
V
5
dark-clip level
white-clip level
SQPB input voltage
50
180
4.0
60
187
70
194
%
%
V
playback mode
Record storage capacitor for f
0
processor and playback storage capacitor for envelope detector (pin 7)
V
I
V
NOR
DC voltage
DC voltage of normal mode
record mode
playback mode;
V
i
= 350 mV (p-p); pin 14 HIGH
playback mode
2.3
1.2
3.3
4.0
V
V
V
OFF
DC voltage of dropout
correction (DOC) off mode
DC voltage at no input
signal
envelope detector
switch-on level
(dropout active)
envelope detector operating
time
0
1.3
V
V
NS
playback mode
1.1
1.6
2.1
V
G
Eon
playback mode;
0 dB = V
i
= 350 mV (p-p);
f
i
= 3.8 MHz; pin 14 HIGH
C
i
= 0.1
μ
F
13
10
7
dB
t
env
380
500
620
μ
s
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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| TDA9801N | 功能描述:射頻無線雜項 VIF-PLL DEM./FM-PLL DET. RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel |
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