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參數(shù)資料
| 型號： | CX74001 |
| 英文描述： | CX74001 Receiver for CDMA. AMPS. and PCS|Handset RF ICs:CDMA / CDMA2000 |
| 中文描述： | CX74001接收機用于CDMA。安培。和PCS |手機射頻集成電路：碼分多址/ CDMA2000的 |
| 文件頁數(shù)： | 18/23頁 |
| 文件大?。?/td> | 664K |
| 代理商： | CX74001 |
CX74001
Rx ASIC for CDMA, AMPS, and PCS Applications
18
Skyworks
101134A
Proprietary Information and Specifications are Subject to Change
March 5, 2002
-55
-53
-51
-49
-47
-45
-43
2.5
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
3.5
Vcc (V)
N
-30 deg C
25 deg C
85 deg C
Figure 37. CDMA VGA+I/Q IIP3 (Vc = 2.5 V) at 85.38 MHz
50
52
54
56
58
60
62
64
66
68
70
2.5
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
3.5
Vcc (V)
G
-30 deg C
25 deg C
85 deg C
Figure 39. AMPS VGA+IQ Gain (Vc = 2.5 V) at 85.38 MHz
-60
-58
-56
-54
-52
-50
-48
2.5
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
3.5
Vcc (V)
I
-30 deg C
25 deg C
85 deg C
Figure 41. AMPS VGA+I/Q IIP3 (Vc = 2.5 V) at 85.38 MHz
-40
-38
-36
-34
-32
-30
-28
-26
-24
-22
-20
2.5
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
3.5
Vcc (V)
G
-30 deg C
25 deg C
85 deg C
Figure 38. AMPS VGA+IQ Gain (Vc = 0.5 V) at 85.38 MHz
0
1
2
3
4
5
6
7
8
9
10
2.5
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
3.5
Vcc (V)
N
-30 deg C
25 deg C
85 deg C
Figure 40. AMPS VGA+I/Q Noise Figure (Vc = 2.5 V) at 85.38 MHz
0
10
20
30
40
50
60
70
2.5
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
3.5
Vcc (V)
C
-30 deg C
25 deg C
85 deg C
Figure 42. Supply Current in PCS Mode (LNA Bypassed)
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