參數(shù)資料
型號: HMC574MS8
廠商: HITTITE MICROWAVE CORP
元件分類: 開關(guān)
英文描述: 0 MHz - 3000 MHz RF/MICROWAVE DIVERSITY SWITCH, 0.8 dB INSERTION LOSS
封裝: PLASTIC, SMT, MSOP-8
文件頁數(shù): 6/8頁
文件大?。?/td> 255K
代理商: HMC574MS8
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For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com
Notes:
1. Set logic gate and switch Vdd = +3V to +5V and use HCT series logic to provide a TTL driver interface.
2. Control inputs A/B can be driven directly with CMOS logic (HC) with Vdd of +3 to +8 Volts applied to the CMOS logic gates
and to pin 4 of the RF switch.
3. DC Blocking capacitors are required for each RF port as shown. Capacitor value determines lowest frequency of operation.
4. Highest RF signal power capability is achieved with Vdd set to +8V. The switch will operate properly (but at lower RF power
capability) at bias voltages down to +3V.
Typical Application Circuit
Pin Descriptions
Pin Number
Function
Description
Interface Schematic
1
A
See truth table and control voltage table.
2
B
See truth table and control voltage table.
3, 5, 8
RFC, RF1, RF2
This pin is DC coupled and matched to 50 Ohm.
Blocking capacitors are required.
4Vdd
Supply Voltage.
6, 7
GND
This pin must be connected to RF/DC ground.
HMC574MS8 / 574MS8E
v02.0308
GaAs MMIC 5 WATT T/R SWITCH
DC - 3 GHz
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