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參數(shù)資料
| 型號： | MAX2821EGM-TD |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | 2.4GHz 802.11b Zero-IF Transceivers |
| 中文描述： | 基于2.4GHz 802.11b零IF收發(fā)器 |
| 文件頁數(shù)： | 4/23頁 |
| 文件大?。?/td> | 392K |
| 代理商： | MAX2821EGM-TD |
M
2.4GHz 802.11b Zero-IF Transceivers
4
_______________________________________________________________________________________
AC ELECTRICAL CHARACTERISTICS
—
RECEIVE MODE (continued)
(MAX2820/MAX2821 EV kit: V
CC
= +2.7V to +3.6V, f
RF
and f
LO
= 2400MHz to 2499MHz, f
OSC
= 22MHz or 44MHz, receive baseband
outputs = 500mV
P-P
, SHDNB = RX_ON = V
IH
, TX_ON = V
IL
, CSB = V
IH
, SCLK = DIN = V
IL
, RF_GAIN = V
IH
, 0V
≤
V
RX_AGC
≤
+2.0V,
RBIAS = 12k
, I
CP
= +2mA, BW
PLL
= 45kHz, differential RF input matched to 50
, registers set to default power-up settings, T
A
=
+25
°
C, unless otherwise noted. Typical values are at V
CC
= +2.7V, f
LO
= 2437MHz, f
OSC
= 22MHz, unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
-65
15
MAX
UNITS
dBm
dB
LO Leakage
Input Return Loss
With external match
RECEIVER BASEBAND
BASEBAND FILTER RESPONSE
-3dB Frequency
Default bandwidth setting BW (2:0) = (010)
At 12.5MHz
At 16MHz
At 20MHz
At 25MHz
7
40
65
70
85
MHz
Attenuation Relative to Passband
dB
BASEBAND OUTPUT CHARACTERISTICS
RX I/Q Gain Imbalance
RX I/Q Phase Quadrature Imbalance
RX I/Q Output 1dB Compression
RX I/Q Output THD
BASEBAND AGC AMPLIFIER
AGC Range
AGC Slope
-1
-5
+1
+5
dB
Degrees
V
P-P
dBc
Differential voltage into 5k
V
OUT
= 500mV
P-P
at 5.5MHz, Z
L
= 5k
||5pF
1
-35
V
RX_AGC
= 0 to +2.0V
Peak gain slope
70
60
dB
dB/V
AGC Response Time
20dB gain step, 80dB to 60dB,
settling to
±
1dB
2
μs
BASEBAND RX PEAK LEVEL DETECTION
RF_GAIN = V
IH
,
RX_DET = V
OL
to V
OH
-49
RX Detector Trip Point (at RX_RF)
CW signal
RF_GAIN = V
IL
,
RX_DET = V
OH
to V
OL
-54
dBm
RX Detector Hysteresis
RX Detector Rise Time
5
1
dB
μs
With 3dB overdrive
AC ELECTRICAL CHARACTERISTICS
—
TRANSMIT MODE
(MAX2820/MAX2821 EV kit: V
CC
= +2.7V to +3.6V, f
RF
and f
LO
= 2400MHz to 2499MHz, f
OSC
= 22MHz or 44MHz, transmit baseband
inputs = 400mV
P-P
, SHDNB = TX_ON = V
IH
, RX_ON = V
IL
, CSB = V
IH
, 0V
≤
V
TX_GC
≤
+2.0V, RBIAS = 12k
, I
CP
= +2mA, BW
PLL
=
45kHz, differential RF output matched to 50
through a balun, baseband input biased at +1.2V, registers set to default power-up set-
tings, T
A
= +25
°
C, unless otherwise noted. Typical values are at V
CC
= +2.7V, f
LO
= 2437MHz, f
OSC
= 22MHz, unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
TRANSMIT SIGNAL PATH: BASEBAND INPUT TO RF OUTPUT
RF Output Frequency Range
LO Output Frequency Range
2400
2400
2499
2499
MHz
MHz
相關PDF資料 |
PDF描述 |
|---|---|
| MAX2820-MAX2821 | 2.4GHz 802.11b Zero-IF Transceivers |
| MAX2820EGM-TD | 2.4GHz 802.11b Zero-IF Transceivers |
| MAX2825EVKIT | Evaluation Kits for the MAX2825/MAX2826/MAX2827 |
| MAX2826EVKIT | Evaluation Kits for the MAX2825/MAX2826/MAX2827 |
| MAX2827EVKIT | Evaluation Kits for the MAX2825/MAX2826/MAX2827 |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MAX2821ETM | 功能描述:射頻接收器 RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| MAX2821ETM+ | 功能描述:射頻接收器 2.4GHz 802.11b Zero-If Transceiver RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| MAX2821ETM+D | 功能描述:射頻接收器 RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| MAX2821ETM+T | 功能描述:射頻接收器 2.4GHz 802.11b Zero-If Transceiver RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| MAX2821ETM+TD | 功能描述:射頻接收器 RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
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