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TRF2443IPFPR Datasheet(PDF) 47 Page - Texas Instruments

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Part # TRF2443IPFPR
Description  Integrated IF Transceiver for Broadband Wireless Applications
PDF  72 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TRF2443IPFPR Datasheet(HTML) 47 Page - Texas Instruments

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TRF2443
www.ti.com ................................................................................................................................... SLWS217A – SEPTEMBER 2009 – REVISED SEPTEMBER 2009
REGISTER
POWER-ON
SUGGESTED
NAME
DESCRIPTION
4
VALUE
VALUE
Bit28
PWD_IFVGA3
0
0
Power down RX IFVGA3 (1 = disable)
Bit29
PWD_RXMIX
0
0
Power down RX demodulator (1 = disable)
Bit30
PWD_RXBB
0
0
Power down RX baseband (1 = disable)
Bit31
RSV
0
0
Reserved
EN_TADC_CAL (bit 5): When 1, TEMP sensor ADC autocalibration starts.
XPICAMPBIAS_SEL (bit 6): It selects the XPIC output amplifier biasing type. When 1, a PTAT (proportional to
temperature) dc current is selected. If it is 0, then a constant current over temperature is chosen.
SPI3 Register 5
ENBB
DC offset
DC offset CLK
Register address
SPI address
RXMIX BIAS
RX IMIX VCM
RXQMIX VCM
AUTOCAL
resolution
Bit0
Bit1
Bit2
Bit3
Bit4
Bit5
Bit6
Bit7
Bit8
Bit9
Bit10
Bit11
Bit12
Bit13
Bit14
Bit15
ENXPIC
XPIC MIX
XPIC IMIX
XPIC QMIX
XPIC dc offset
PWD dc
...
RSV
XPIC dc offset CLK
RSV
CAL
BIAS
VCM
VCM
resolution
OFF
Bit16
Bit17
Bit18
Bit19
Bit20
Bit21
Bit22
Bit23
Bit24
Bit25
Bit26
Bit27
Bit28
Bit29
Bit30
Bit31
REGISTER
NAME
POWER-ON
SUGGESTED
DESCRIPTION
5
VALUE
VALUE
Bit0
ADDR_0
1
1
Register address bits
Bit1
ADDR_1
0
0
Bit2
ADDR_2
1
1
Bit3
ADDR_3
1
1
SPI address bits
Bit4
ADDR_4
1
1
Bit5
EN_BB_AUTOCAL
0
0
Enable RX baseband dc-offset autocalibration
Bit6
RXMIX_BIAS_0
1
1
RX demodulator dc current control
Bit7
RXMIX_BIAS_1
0
0
Bit8
RXIMIX_VCM_0
0
0
RX I mixer bias control
Bit9
RXIMIX_VCM_1
1
1
Bit10
RXQMIX_VCM_0
0
0
RX Q mixer bias control
Bit11
RXQMIX_VCM_1
1
1
Bit12
DCOFF_BIAS_0
1
1
Set RX dc-offset calibration-loop resolution
Bit13
DCOFF_BIAS_1
1
1
Bit14
DCOFF_CLK_0
0
0
RX dc offset-loop clock-speed control
Bit15
DCOFF_CLK_1
0
0
Bit16
DCOFF_CLK_2
1
1
Bit17
RSV
0
0
Reserved
Bit18
EN_XPIC_AUTOCAL
0
0
Enable XPIC baseband dc-offset autocalibration
Bit19
XMIX_BIAS_0
1
0
XPIC demodulator dc-current control
Bit20
XMIX_BIAS_1
0
1
Bit21
XIMIX_VCM_0
0
0
XPIC I mixer bias control
Bit22
XIMIX_VCM_1
1
1
Bit23
XQMIX_VCM_0
0
0
XPIC Q mixer bias control
Bit24
XQMIX_VCM_1
1
1
Bit25
XPICDCOFF_BIAS_0
1
1
Set XPIC dc-offset calibration-loop resolution
Bit26
XPICDCOFF_BIAS_1
1
1
Bit27
XDCOFF_CLK_0
0
0
XPIC dc offset-loop clock-speed control
Bit28
XDCOFF_CLK_1
0
0
Bit29
XDCOFF_CLK_2
1
1
Bit30
RSV
1
1
Reserved
Copyright © 2009, Texas Instruments Incorporated
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