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RFFM8800TR7 Datasheet(PDF) 5 Page - RF Micro Devices |
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RFFM8800TR7 Datasheet(HTML) 5 Page - RF Micro Devices |
5 / 10 page RFFM8800 2.4 GHz to 2.5GHz and 4.9GHz to 5.85GHz 802.11b/g/a/n Front End module RF MICRO DEVICES®, RFMD®, Optimum Technology Matching®, Enabling Wireless ConnectivityTM, PowerStar®, POLARISTM TOTAL RADIOTM and UltimateBlueTM are trademarks of RFMD, LLC. BLUETOOTH is a trademark owned by Bluetooth SIG, Inc., U.S.A. and licensed for use by RFMD. All other trade names, trademarks and registered trademarks are the property of their respective owners. ©2009, RF Micro Devices, Inc. DS130314 7628 Thorndike Road, Greensboro, NC 27409-9421 – For sales or technical Support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com 5 of 10 Pin Function Description 1 RX2 2.4GHz Receive (Rx) 50Ω output pin. 2 GND Ground. 3 RX5 5GHz Receive (Rx) 50Ω output pin. 4 VCC Supply voltage for the 2GHz PA output stage and LNA. See applications schematic for biasing and bypassing components. 5 N/C No Connect. This pin is not connected internally. It can be left floating or connected to ground. 6 PEN2 Enable for 2.4GHz PA and Tx switch. 7 N/C No Connect. This pin is not connected internally. It can be left floating or connected to ground. 8 LEN2 Enable for 2.4GHz LNA and Rx switch. 9 CRX Switch Control for Rx Switches. High control voltage turns on the Rx path (see switch logic tables). 10 GND Ground. 11 TX2 RF input port for the 802.11b/g/n PA. Input is matched to 50. Internally DC blocked. 12 N/C No Connect. This pin is not connected internally. It can be left floating or connected to ground. 13 VCC Supply voltage for the 2GHz PA driver stage and LNA. See applications schematic for biasing and bypassing components. 14 N/C No Connect. This pin is not connected internally. It can be left floating or connected to ground. 15 TX5 RF input port for the 802.11a/n PA. Input is matched to 50Ω. Internally DC blocked. 16 N/C No Connect. This pin is not connected internally. It can be left floating or connected to ground. 17 VCC Supply voltage for the 2GHz PA driver stage and LNA. See applications schematic for biasing and bypassing components. 18 VCC Supply voltage for the 2GHz PA output stage and LNA. See applications schematic for biasing and bypassing components. 19 LEN5 Enable for 5GHz LNA and Rx switch. 20 PEN5 Enable for 5GHz PA and Tx switch. 21 CBT Switch control for BT. High control voltage turns on the BT path (see switch logic tables). 22 GND Ground. 23 GND Ground. 24 ANT5 RF bidirectional 5GHz antenna port matched to 50Ω. 25 GND Ground. 26 ANT2 RF bidirectional 2.4GHz antenna port matched to 50Ω. 27 GND Ground. 28 BT BT Port 50Ω input/output pin. 29 N/C No Connect. This pin is not connected internally. It can be left floating or connected to ground. 30 GND Ground. Pkg Base GND Ground connection. The backside of the package should be connected to the ground plane through a short path, PCB vias under the device are recommended. |
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