MAX2831ETM+ Maxim Integrated Products, MAX2831ETM+ Datasheet - Page 31

• Manufacturer Part Number: MAX2831ETM+
• Description: RF Transceiver 2.4GHz to 2.5GHz, 80 2.11g RF Transceiver
• Manufacturer: Maxim Integrated Products

Specifications of MAX2831ETM+

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 29. Register 14 (A3:A0 = 1110)
X = Don’t care.
Table 30. Register 15 (A3:A0 = 1111)
Table 31. Operating Mode Table
X = Don’t care.
Rx Calibration
Tx Calibration
D13:D11
D13:D12
D11:D10
Shutdown
Standby
D8:D7
D6:D0
D9:D0
MODE
D10
BIT
BIT
D9
Rx
Tx
RECOMMENDED
RECOMMENDED
______________________________________________________________________________________
0101000101
SHDN
XXXXXXX
LOGIC PINS
0
0
1
1
1
1
000
10
00
00
0
1
RXTX
RF Transceivers with Integrated PA
0
1
0
1
0
1
Set to recommended value.
Reference Clock Output Divider Ratio. Set 1 to divide by 2 or set 0 to divide by 1.
Refer ence C l ock Outp ut E nab l e. S et 1 to enab l e the r efer ence cl ock outp ut or set 0 to d i sab l e.
Set to recommended value.
Crystal-Oscillator Fine Tune. Tunes crystal oscillator over ±20ppm to within ±1ppm.
Set to recommended value.
Receiver I/Q Output Common-Mode Voltage Adjustment. Set D11:D10 = 00: 1.1V,
Set to recommended value.
01: 1.2V, 10: 1.3V, 11: 1.45V.
(A3:A0 = 0110)
REGISTER
SETTINGS
D1:D0
00
00
X0
0X
X1
1X
2.4GHz to 2.5GHz 802.11g/b
(except LNA)
Rx PATH
Off
Off
On
Off
On
Off
DESCRIPTION
DESCRIPTION
On (except PA
driver and PA)
Upconverters
Tx PATH
CIRCUIT BLOCK STATES
Off
Off
Off
On
AUTO-TUNER
PLL, VCO,
LO GEN,
Off
On
On
On
On
On
C al tone, RF p hase
CALIBRATION
SECTIONS ON
Rx I/Q buffers
AM detector,
shi ft, Tx fi l ter
None
None
None
None
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