參數資料
型號： CX74059
英文描述： CX74059 Receiver for CDMA. AMPS. and PCS|Handset RF ICs:CDMA / CDMA2000
中文描述： CX74059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： 12/23頁
文件大小： 664K
代理商： CX74059
CX74001
Rx ASIC for CDMA, AMPS, and PCS Applications
12
Skyworks
101134A
Proprietary Information and Specifications are Subject to Change
March 5, 2002
Table 8. Logic Control for LNA Gain Step
LNA_CTRL0
LNA_CTRL1
AMPS
CELL CDMA
PCS CDMA
0
0
HIGH
HIGH
HIGH
1
0
MEDIUM (Note 1)
MEDIUM
BYPASS
0
1
BYPASS (Note 1)
BYPASS
HIGH
1
1
BYPASS (Note 1)
BYPASS
BYPASS
Key: 0 = Low, OFF
1 = High, ON
X = Do not care
Note 1
: These modes are available but not used to meet the IS-98 Specifications.
8
9
10
11
12
13
14
15
16
17
18
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 3. PCS LNA Gain at 1960 MHz
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
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 5. PCS LNA IIP3 at 1960 MHz
0
0.5
1
1.5
2
2.5
3
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 4. PCS LNA NF at 1960 MHz
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
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 6. PCS LNA Gain at 1960 MHz(Bypass Mode)
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