參數(shù)資料
型號(hào): 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(yè)數(shù): 11/44頁(yè)
文件大小: 337K
代理商: TDA9725
1996 Oct 14
11
Philips Semiconductors
Product specification
Y/C automatic adjustment processor
(VHS standard)
TDA9725
Switch: PB/TRICK/REC (pin 12)
R
I
internal resistance to
ground
voltage range for active
playback mode
voltage range for active
trick mode
voltage range for active
record mode
40
50
60
k
V
PB
3.5
5
V
V
TR
1.75
3
V
V
REC
0
1.25
V
Playback FM input (pin 13)
V
13
V
i(p-p)
DC voltage
input voltage level
(peak-to-peak value)
1.7
63
10
2.2
200
350
2.7
632
1000
V
mV
mV
mV
FM AGC active
FM AGC not active; pin 14 HIGH
f
i
= 3.8 MHz; pin 14 HIGH
V
iBO(p-p)
boundary input voltage
(peak-to-peak value)
DOC on level
G
DOC
V
i
= 350 mV (p-p); f
i
= 3.8 MHz;
pins 7 and 14 HIGH
V
i
= 350 mV (p-p); f
i
= 3.8 MHz;
pins 7 and 14 HIGH
playback mode;
0 dB = V
i
= 350 mV (p-p);
f
i
= 3.8 MHz; pin 14 HIGH
18
15
12
dB
G
hys
DOC on/off hysteresis
1
3
5
dB
G
Eon
envelope detector
switch-on level
13
10
7
dB
Storage capacitor for FM AGC (pin 14; playback mode)
V
14
DC voltage
DC input voltage
AGC on
AGC off
2.6
4.3
3.1
3.6
5.0
V
V
Switch LP C*/LP/SP at PAL; EP/LP/SP at NTSC (pin 15)
R
I
internal resistance to
ground
input voltage for active C*
(conjugated complex
chrominance signal)
input voltage for active EP
input voltage for active LP
input voltage for active SP
40
50
60
k
V
C
PAL
3.5
5
V
V
E
V
L
V
S
NTSC
3.5
1.75
0
5
3
1.25
V
V
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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