Datasheet

Single-/Dual-Band 802.11a/b/g
World-Band Transceiver ICs
Tx Linearity/Baseband Gain Register Definition
(A3:A0 = 1001)
This register allows the adjustment of the Tx gain and
linearity (see Table 17).
RXHP
A3:A0 = 1000, D2
Rx HP -3dB CORNER
FREQUENCY
1 X 600kHz
0 1 30kHz
0 0 100Hz
Table 16b. Rx HP -3dB Corner Frequency
Adjustment
INPUT CONDITIONS
A3:A0 = 1000, D8 A3:A0 = 1000, D10 RXENA RXHP
RSSI OUTPUT
0 0 0 X No Signal
0 0 1 0 No Signal
0 0 1 1 RSSI
0 1 0 X No Signal
0 1 1 X RSSI
1 X X X Temperature Sensor
Table 16c. RSSI Pin Truth Table
DATA BIT
DEFAULT
DESCRIPTION
D13 0
D12 0
D11 0
Set to 0
D10 0
Enable Tx VGA Gain Programming Serially. 0: Tx VGA gain programmed with external digital inputs
(B6:B1); 1: Tx VGA gain programmed with data bits in the Tx gain register (D5:D0).
D9 1
D8 0
PA Driver Linearity. D9:D8 = 00: 50% current (minimum linearity); 01: 63% current; 10: 78% current; 11:
100% current (maximum linearity).
D7 0
D6 0
Tx VGA Linearity. D7:D6 = 00: 50% current (minimum linearity); 01: 63% current; 10: 78% current; 11:
100% current (maximum linearity).
D5 0
D4 0
Set to 0
D3 0
D2 0
Tx Upconverter Linearity. D3:D2 = 00: 50% current (minimum linearity); 01: 63% current; 10: 78%
current; 11: 100% current (maximum linearity).
D1 0
D0 0
Tx Baseband Gain. D1:D0 = 00: max baseband gain - 5dB; 01: max baseband gain - 3dB; 10: max
baseband gain - 1.5dB; 11: max baseband gain.
Table 17. Tx Linearity/Baseband Gain Register (A3:A0 = 1001)
MAX2828/MAX2829
36
Maxim Integrated