Transmitter Description
• Full integration
• 3rd-order Butterworth LPF’s
• Baseband and RF VGA’s
• High-linearity, high-power integar ted class AB power amplifier
• On-chip power amplifier output matching
•
TX P-1dB of 19dBm and Psat of 23dBm are achieved
Pwr Detect
RF Out (Diff)
-9/26
LPF
+
LPF
-3/0 -27/0
0/6 dB
TX_I in
TX_Q in