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參數(shù)資料
| 型號(hào)： | TDA9887 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | I2C-bus controlled multistandard alignment-free IF-PLL demodulator with FM radio |
| 中文描述： | 的I2C總線控制的多標(biāo)準(zhǔn)對(duì)準(zhǔn)無中頻鎖相環(huán)調(diào)頻廣播解調(diào)器 |
| 文件頁數(shù)： | 27/58頁 |
| 文件大?。?/td> | 308K |
| 代理商： | TDA9887 |
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2004 Aug 25
27
Philips Semiconductors
Product specification
I
2
C-bus controlled multistandard alignment-free
IF-PLL demodulator with FM radio
TDA9887
S/N
W
weighted signal-to-noise ratio
weightedinaccordance
with “CCIR 567”
see Fig.13; 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
0.8
80
3.5
V
dB/V
definition:
G
VIF
/
V
VAGC
;
V
VAGC
= 2 to 3 V
see Tables 5 and 6
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 10
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 |
|---|---|
| TDA9887HN/V4 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled multistandard alignment-free IF-PLL demodulator with FM radio |
| TDA9887HN/V4,518 | 功能描述:射頻接收器 DEMODULATOR VIF AND RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| TDA9887HN/V4-T | 功能描述:射頻接收器 DEMODULATOR VIF AND SIF RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| TDA9887T/V4 | 功能描述:射頻接收器 DEMODULATOR VIF AND SIF RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| TDA9887T/V4,112 | 功能描述:射頻接收器 DEMODULATOR VIF AND RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
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