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參數(shù)資料
| 型號(hào)： | UAA1570HL |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通信及網(wǎng)絡(luò) |
| 英文描述： | Global Positioning System (GPS)baseband processor(通用定位系統(tǒng)基帶處理器) |
| 中文描述： | SPECIALTY TELECOM CIRCUIT, PQFP48 |
| 封裝： | PLASTIC, SOT-313, LQFP-48 |
| 文件頁(yè)數(shù)： | 43/76頁(yè) |
| 文件大小： | 890K |
| 代理商： | UAA1570HL |
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1999 May 10
43
Philips Semiconductors
Product specification
Global Positioning System (GPS) front-end
receiver circuit
UAA1570HL
12 AC CHARACTERISTICS
T
amb
= 25
±
2
°
C; default frequency plan; test circuit see Fig.25; unless otherwise specified. S-parameters given below
(S11, S22 and S12) are design goals which should be achieved in order to reach the other given values. They are
depending on application.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
System performance
F
RX
receiver noise figure (LNA1 input to
SIGN bit output)
sensitivity
f = 1.57542 GHz;
V
CCA
= 3 V; note 1
3 dB; note 2
3.8
4.5
5.2
dB
S
103
106
109
dBm
LNA 1;
note 3
S21
LNA1
power gain
50
matched input
and output
V
CCA
= 2.7 V
V
CCA
= 3 V
V
CCA
= 5 V
50
matched input
and output
V
CCA
= 2.7 V
V
CCA
= 3 V
V
CCA
= 5 V
50
matched input
and output
V
CCA
= 2.7 V
V
CCA
= 3 V
V
CCA
= 5 V
50
matched input
and output
V
CCA
= 2.7 V
V
CCA
= 3 V
V
CCA
= 5 V
50
matched input
and output
V
CCA
= 2.7 V
V
CCA
= 3 V
V
CCA
= 5 V
50
matched input
and output
V
CCA
= 2.7 V
V
CCA
= 3 V
V
CCA
= 5 V
12.3
12.4
12.9
15.4
15.7
16.6
18.1
18.5
19.7
dB
dB
dB
S11
LNA1
input reflection coefficient
18
18
18
16.3
16.2
16.2
dB
dB
dB
S12
LNA1
reverse isolation
38.9
38
35.6
29.9
29
26.6
dB
dB
dB
S22
LNA1
output reflection coefficient
21.2
18
10.8
12.7
13.4
8.7
dB
dB
dB
IP3
LNA1
3rd-order input intercept point
17
16.8
16.6
13.4
13.2
12.6
dBm
dBm
dBm
IP2
LNA1
2nd-order input intercept point
7.7
7.9
8.6
dBm
dBm
dBm
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