RF2948B RF Micro Devices, RF2948B Datasheet - Page 8

• Manufacturer Part Number: RF2948B
• Description: 2.4GHz SPREAD-SPECTRUM TRANSCEIVER
• Manufacturer: RF Micro Devices

11-246
NOTES
BB_EN Enables:
RXIF_EN Enables:
TXRF_EN Enables:
RF2948B
State Decode Table
Transmit Mode
Receive Mode
Sleep Mode
PD
0
1
1
TX_LPF’s and buffers
Quad Demodulator mixers
Baseband Amps and gm-C LPF’s
IF LO buffer/phase splitters
Front-end IF amplifier (RX)
RX IF VGA amplifiers
Front-end IF amplifier (TX)
TX VGA
RF upconverter and buffer
PA driver
RF LO buffer
Quad Modulator mixers
Input Pins
RX EN
1
0
x
BB EN
Internally Decoded Signals
0
1
1
RXIF EN
0
1
0
TXRF EN
0
0
1
Rev A6 040930