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參數(shù)資料
| 型號(hào)： | SA2411 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | +20 dBm single chip linear amplifier for WLAN |
| 中文描述： | 20 dBm的單芯片無(wú)線局域網(wǎng)的線性放大器 |
| 文件頁(yè)數(shù)： | 7/17頁(yè) |
| 文件大小： | 117K |
| 代理商： | SA2411 |
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Philips Semiconductors
Product data
SA2411
+20 dBm single chip linear amplifier for WLAN
2003 Feb 07
7
9. OPERATING CONDITIONS
The SA2411 shall meet all of the operating conditions outlined in this section. Table 3 specifies the absolute maximum ratings for the device.
Table 4 gives the recommended operating conditions.
Table 3. Absolute maximum ratings
Symbol
Parameter
Min
Max
Unit
T
stg
V
DDa
–
Storage temperature
–55
+150
°
C
Supply voltage (analog)
–0.5
+3.85
V
Voltage applied to inputs
–0.5
V
DD
+0.5
1
V
–
Short circuit duration, to GND or V
DD
–
sec
Table 4. Recommended operating conditions
Symbol
Parameter
Min
Nom
Max
Units
T
amb
V
DDa
Ambient operating temperature
–40
–
+85
°
C
Supply voltage (analog)
2.85
3.3
3.6
V
10. SA2411 TRANSMITTER REQUIREMENTS
Table 5. SA2411 transmitter specifications
T
amb
= 25
°
C; V
CC
= 3 V; frequency = 2.45 GHz, R
detector
= 5.6 k
, unless otherwise stated.
Specification
Condition, Remarks
Min
Nom
Max
Units
DC
DC current
Standard mode (pin 10 is floating)
–
35
–
mA
DC current
Low output power mode (pin 10 is grounded)
–
28
–
mA
Leakage current
Vpwrup = 0 V. Vss = 3.0 V
–
–
10
μ
A
AC : 802.11b MODULATION
Output back off
(relative to 1 dB compression of single carrier)
–
2
–
dB
RF frequency
2.4
2.45
2.5
GHz
Input impedance
Differential (75
+ 25j
)
–
100
–
Load impedance
Single ended
–
50
–
Power gain for small signal
Mode = High gain, Input level = –20 dBm
–
14.5
–
dB
Power gain for small signal
Mode = Low gain, Input level = –20 dBm
–
13
–
dB
Output power
Meeting the FCC specs of 30 dBc and 50 dBc, mode = high
–
+20.0
–
dBm
Current consumption
“
–
200
–
mA
Gain
“
–
12.5
–
dB
Output power
Meeting the FCC specs of 30 dBc and 50 dBc, mode = low
–
+20.0
–
dBm
Current consumption
“
–
200
–
mA
Gain
“
–
12.5
–
dB
Power ramping up time
10% to 90% ramp up
–
0.5
–
μ
s
μ
s
Power ramping down (when
enabled)
a)
b)
90% to 10% ramp down
10% to carrier leakage level
–
0.5
0.5
–
Error Vector Magnitude
11 Msymbols/s QPSK. Both RF outputs.
–
5
–
%
Isolation
Pin 15 (PWRUP) = 0 V
–
15
–
dB
Harmonic Suppression at 2 and 3
times fundamental frequency
fundamental frequency output power = +20 dBm
–
40
–
dBc
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