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TRF2443IPFPR Datasheet(PDF) 17 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) 17 Page - Texas Instruments

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RECEIVER TYPICAL CHARACTERISTICS
LNA Attenuation Setting (SPI-3, REG2<9,6>)
−20
−18
−16
−14
−12
−10
−8
−6
−4
−2
0
0
2
4
6
8
10
12
14
16
18
20
G037
TJ = 0°C
TJ = 65°C
TJ = 125°C
−20
−18
−16
−14
−12
−10
−8
−6
−4
−2
0
0
2
4
6
8
10
12
14
16
18
20
VCC = 3.1V
VCC = 3.3V
VCC = 3.5V
LNA Attenuation Setting (SPI-3, REG2<9,6>)
G038
−2.0
−1.5
−1.0
−0.5
0.0
0.5
1.0
1.5
2.0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
TJ = 0°C
TJ = 65°C
TJ = 125°C
LNA Attenuation Setting (SPI-3, REG2<9,6>)
G086
−2.0
−1.5
−1.0
−0.5
0.0
0.5
1.0
1.5
2.0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
VCC = 3.1V
VCC = 3.3V
VCC = 3.5V
LNA Attenuation Setting (SPI-3, REG2<9,6>)
G087
RXBB Gain Setting (SPI-3, REG2<15,11>)
8
10
12
14
16
18
20
22
24
26
28
30
32
0
2
4
6
8
10
12
14
16
18
20
22
24
G039
TJ = 0°C
TJ = 65°C
TJ = 125°C
8
10
12
14
16
18
20
22
24
26
28
30
32
0
2
4
6
8
10
12
14
16
18
20
22
24
VCC = 3.1V
VCC = 3.3V
VCC = 3.5V
RXBB Gain Setting (SPI-3, REG2<15,11>)
G040
TRF2443
www.ti.com ................................................................................................................................... SLWS217A – SEPTEMBER 2009 – REVISED SEPTEMBER 2009
fin= 140 MHz (TJ = 65°C, VCC = 3.3 V, unless otherwise noted)
RX LNA ATTENUATION
RX LNA ATTENUATION
vs
vs
LNA ATTENUATION SETTING
LNA ATTENUATION SETTING
Figure 28.
Figure 29.
RX LNA CUMULATIVE ATTENUATION ERROR
RX LNA CUMULATIVE ATTENUATION ERROR
vs
vs
LNA ATTENUATION SETTING
LNA ATTENUATION SETTING
Figure 30.
Figure 31.
RX BASEBAND GAIN
RX BASEBAND GAIN
vs
vs
RXBB GAIN SETTING
RXBB GAIN SETTING
Figure 32.
Figure 33.
Copyright © 2009, Texas Instruments Incorporated
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Product Folder Link(s): TRF2443



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