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參數(shù)資料
| 型號： | CX74005 |
| 英文描述： | CX74005 VGA and I/Q Demodulator for CDMA/AMPS/PCS|Handset RF ICs:CDMA / CDMA2000 |
| 中文描述： | CX74005顯卡和I / Q解調(diào)器的CDMA / AMPS二元/件|手機射頻集成電路：碼分多址/ CDMA2000的 |
| 文件頁數(shù)： | 7/23頁 |
| 文件大小： | 664K |
| 代理商： | CX74005 |
Rx ASIC for CDMA, AMPS, and PCS Applications
CX74001
101134A
March 5, 2002
Skyworks
7
Proprietary Information and Specifications are Subject to Change
Table 1. CX74001 Pin Assignments and Signal Descriptions (4 of 4)
Pin #
Name
Description
Equivalent Circuit
45
PCS_LNA_OUT
PCS LNA open collector output. VCC inductor pull up and external matching network are
required.
46
NC
No Connection.
47
CELL_LNA_OUT
Cellular LNA open collector output. VCC inductor pull up and external matching network are
required.
48
PCS_LNA_BIAS_RES
This set the PCS LNA bias current. Typically, a 220
resistor is connected from the pin to
ground.
Table 2. Absolute Maximum Ratings
Parameter
Minimum
Maximum
Units
Supply voltage (V
CC
)
–0.3
+5.5
V
Input voltage range
–0.3
V
CC
V
LNA input power
+5
dBm
Power dissipation
600
mW
Ambient operating temperature
–30
+80
°C
Storage temperature
–40
+125
°C
Table 3. Recommended Operating Conditions
Parameter
Minimum
Typical
Maximum
Units
Supply voltage (VCC)
2.7
3.0
3.3
V
Operating temperature
–30
+25
+80
°C
Impedance of logic inputs
50
k
VIL Logic Low Input Voltage
0.0
0.5
V
VIH Logic High Input Voltage
VCC – 0.5
VCC
V
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