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CC2400-RTR1 数据表(PDF) 13 Page - Texas Instruments |
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CC2400-RTR1 数据表(HTML) 13 Page - Texas Instruments |
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13 / 83 page ![]() CC2400 SWRS042A Page 13 of 83 14 Pin Assignment QLP48 7x7 1 2 3 4 5 6 7 8 9 10 11 12 35 34 33 32 31 30 29 28 27 26 25 36 CC2400 RF_P RF_N AVDD_PRE AVDD_RF1 TXRX_SWITCH AVDD_VCO VCO_GUARD AVDD_SW GND GND NC NC CSn DCLK/FIFO DIO/PKT TX RX DVDD1.8 SCLK GIO6 SI SO DVDD3.3 NC AGND Exposed die attach pad Figure 1 CC2400 Top View Pin no. Pin name Pin type Description - AGND Ground (analog) Exposed die attach pad. Must be connected to solid ground plane 1 VCO_GUARD Power (Analog) Connection of guard ring for VCO shielding 2 AVDD_VCO Power (Analog) Power supply for VCO 3 AVDD_PRE Power (Analog) Power supply for Prescaler 4 AVDD_RF1 Power (Analog) Power supply for RF front-end 5 GND Ground (Analog) Grounded pin for RF shielding 6 RF_P RF I/O Positive RF input/output signal to LNA/from PA in receive/transmit mode 7 TXRX_SWITCH Power (Analog) Common supply connection for RF front-end. Must be connected to RF_P and RF_N externally through a DC path. 8 RF_N RF I/O Negative RF input/output signal to LNA/from PA in receive/transmit mode 9 GND Ground (Analog) Grounded pin for RF shielding 10 AVDD_SW Power (Analog) Power supply connection |
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