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參數(shù)資料
| 型號： | TDA9885 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | I2C-bus controlled single and multistandard alignment-free IF-PLL demodulators |
| 中文描述： | 的I2C控制的單一和多路巴士免費中頻鎖相環(huán)解調(diào)器 |
| 文件頁數(shù)： | 27/56頁 |
| 文件大?。?/td> | 248K |
| 代理商： | TDA9885 |
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2003 Oct 02
27
Philips Semiconductors
Product specification
I
2
C-bus controlled single and multistandard
alignment-free IF-PLL demodulators
TDA9885; TDA9886
S/N
W
weighted signal-to-noise ratio
weightedinaccordance
with “CCIR 567”
see Fig.11; note 7
note 7
56
59
dB
S/N
UW
VIF-AGC;
note 12
unweighted signal-to-noise ratio
48
52
dB
t
resp(inc)
AGC response time to an
increasing VIF step
negative modulation;
20 dB; note 13
positive modulation;
20 dB; note 13
negative modulation;
20 dB; note 13
positive modulation;
20 dB; note 13
L standard; fast mode
L standard; normal
mode; note 13
L standard
4
ms
2.6
ms
t
resp(dec)
AGC response time to a
decreasing VIF step
3
ms
890
ms
2.6
143
ms/dB
ms/dB
V
i(VIF)
VIF amplitude step for activating
AGC fast mode
gain control voltage range
control steepness
2
6
10
dB
V
VAGC
CR
stps
see Fig.7
definition:
G
VIF
/
V
VAGC
;
V
VAGC
= 2 to 3 V
see Tables 5 and 6
0.8
80
3.5
V
dB/V
V
th(VIF)
threshold voltage for high level
VIF input
120
200
320
μ
V
P
IN
VAGC
I
ch(max)
I
ch(add)
maximum charge current
additional charge current
L standard
L standard: in the event
of missing VITS pulses
and no white video
content
L standard; normal
mode
L standard; fast mode
100
100
μ
A
nA
I
dch
discharge current
35
nA
1.8
μ
A
Tuner AGC (pin TAGC);
see Figs 7 to 9
V
i(VIF)(start1)(rms)
VIF input signal voltage for
minimum starting point of tuner
takeover at pins VIF1 and VIF2
(RMS value)
VIF input signal voltage for
maximum starting point of tuner
takeover at pins VIF1 and VIF2
(RMS value)
I
TAGC
= 120
μ
A;
R
TOP
= 22 k
or
no R
TOP
and
15 dBvia
I
2
C-bus (see Table 13)
I
TAGC
= 120
μ
A;
R
TOP
= 0
or no R
TOP
and +15 dB via I
2
C-bus
(see Table 13)
2
5
mV
V
i(VIF)(start2)(rms)
45
90
mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA9885HN/V3 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled single and multistandard alignment-free IF-PLL demodulators |
| TDA9885HN/V3,118 | 功能描述:調(diào)節(jié)器/解調(diào)器 TDA9885HN/HVQFN32/REEL13//V3 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
| TDA9885HN/V3,518 | 功能描述:調(diào)節(jié)器/解調(diào)器 DEMODUL NEG MODULTN RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
| TDA9885HN/V3/S1,11 | 功能描述:調(diào)節(jié)器/解調(diào)器 DEMODUL NEG MODULTN RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
| TDA9885HN/V3/S1-T | 功能描述:調(diào)節(jié)器/解調(diào)器 DEMODUL NEG MODULTN VIF AND SIF RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
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