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): 19/44頁
文件大?。?/td> 337K
代理商: TDA9725
1996 Oct 14
19
Philips Semiconductors
Product specification
Y/C automatic adjustment processor
(VHS standard)
TDA9725
Sync separator push-pull output (pin 45)
V
O(H)
V
O(L)
t
dFE
HIGH level output voltage
LOW level output voltage
front edge delay time
R
L
= 2 k
to ground
R
L
= 10 k
to V
CC
referenced to sync start pin 48;
note 11
referenced to sync end pin 48;
note 11
sync-to-black = 100%
4.5
600
750
0.3
900
V
V
ns
t
dBE
back edge delay time
100
350
600
ns
Φ
sync
input sensitivity
(slicing level for sync)
26
33
40
%
Sync separator detector (pin 46)
V
46
detector voltage
2.3
3.3
V
YNR switch (pin 47);
see Table 11
R
I
internal resistance to
ground
input voltage
40
50
60
k
V
47
YNR off mode
YNR1 mode
YNR2 mode
3.5
1.75
0
5.0
3.0
1.25
V
V
V
Video input from 1HDL CCD (pin 48)
V
48
V
i(p-p)
DC voltage
input voltage for constant
output signal at pin 49
(peak-to-peak value)
1.5
178
1.9
283
2.3
449
V
mV
Video output to 1HDL CCD (pin 49)
V
oST
V
o(p-p)
sync tip output voltage
output voltage
(peak-to-peak value)
0.9
380
1.4
420
1.9
460
V
mV
CCD with
3 dB (record mode)
Storage capacitor for CCD level AGC (pin 50)
V
50
G
CCD
DC voltage
CCD gain control range
1.4
0
2.1
3
2.8
6
V
dB
Low-pass filter input for noise canceller (pin 52)
V
52
DC voltage
1.0
1.2
1.4
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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