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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)： | 14/23頁 |
| 文件大?。?/td> | 392K |
| 代理商： | MAX2821EGM-TD |
M
2.4GHz 802.11b Zero-IF Transceivers
14
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Pin Description (continued)
PIN
NAME
DESCRIPTION
39
RX_BBQP
Receive Positive Quadrature Baseband Output. Analog low-impedance differential buffer output.
Connect output directly to baseband ADC input. Internally biased to 1.2V common-mode voltage and
can drive loads up to 5k
|| 5pF.
40
RX_BBQN
Receive Negative Quadrature Baseband Output. Analog low-impedance differential buffer output.
Connect output directly to baseband ADC input. Internally biased to 1.2V common-mode voltage and
can drive loads up to 5k
|| 5pF.
41
RX_BBIN
Receive Negative In-Phase Baseband Output. Analog low-impedance differential buffer output.
Connect output directly to baseband ADC input. Internally biased to 1.2V common-mode voltage and
can drive loads up to 5k
|| 5pF.
42
RX_BBIP
Receive Positive In-Phase Baseband Output. Analog low-impedance differential buffer output.
Connect output directly to baseband ADC input. Internally biased to 1.2V and can drive loads up to
5k
|| 5pF.
43
RX_DET
Receive Level Detection Output. Digital CMOS output. Connect output directly to baseband IC input.
Used to indicate RF input level. Logic high for input levels above -49dBm (typ). Logic low for levels
below -54dBm (typ).
44
VCC_BUF
Supply Voltage for Receiver Baseband Buffer. Bypass with capacitor as close to the pin as possible.
Do not share the bypass capacitor ground vias with other branches.
45
RX_ON
Receiver-On Control Input. Digital CMOS input. Connect to baseband IC mode control CMOS output.
46
VCC_RMX
Supply Voltage for Receiver Downconverter. Bypass with capacitor as close to the pin as possible.
Do not share the bypass capacitor ground vias with other branches.
47
TX_ON
Transmitter-On Control Input. Digital CMOS input. Connect directly to baseband IC mode control
CMOS output.
48
RX_AGC
Receive AGC Control. Analog high-impedance input. Connect directly to baseband IC DAC voltage
output. See the
Typical Operating Characteristics
for Gain vs. V
RX_AGC
.
Exposed
Paddle
GND
DC and AC Ground Return for IC. Connect to PC board ground plane using multiple vias.
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PDF描述 |
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| MAX2820-MAX2821 | 2.4GHz 802.11b Zero-IF Transceivers |
| MAX2820EGM-TD | 2.4GHz 802.11b Zero-IF Transceivers |
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相關(guān)代理商/技術(shù)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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