Not Recommended For New Designs
TRF1122
www.ti.com
SLWS173B – APRIL 2005 – REVISED SEPTEMBER 2006
2.5-GHz Integrated Up-Converter
FEATURES
•
•
•
•
•
•
•
•
•
Performs Up-Conversion in 2.5-GHz Radios
MDS/MMDS/WCS
Integrated IF Amplifier, Mixer and LO Buffer
Amplifier
Provision for External Image Reject /
Band-Pass Filter
TTL Switched Attenuator For Gain Control
TTL Controlled Amplifier Power Down
RF Frequency Range: 2100 - 2700 MHz
20 dB of Gain with 16-dB Switched Attenuator
Output P-1 dB: +14 dBm, Typical
Output IP3: +24 dBm, Typical
LO Drive Level = 0 dBm, Typical
DESCRIPTION
DEVICE INFORMATION
TRF1122
(TOP VIEW)
GND
VDD1
GND
GND
GND
RFI
VDDIF
IFADJ
•
32 31 30 29 28 27 26 25
IADJ
VDD2
GND
UCATTN
1
24
2
23
MXRADJ
UCEN
22 MXRO
21 GND
GND
RFO
LOADJ1
VNEG
5
20
6
19
7
18
3
4
8
17
IFIN
IFIP
VDDIFP
VDDIFN
9 10 11 12 13 14 15 16
The TRF1122 is designed to complete the second
up-conversion in Texas Instruments complete
2.5-GHz chip set. The linear nature of the
up-converter makes it ideal for complex modulations
schemes such as high order QAM or OFDM.
GND
LOADJ2
GND
LOP
LON
VDDLO
GND
GND
The TRF1122 up-converts a UHF IF signal to an RF
signal in the 2100-MHz to 2700-MHz range for
2.5-GHz radio applications. The TRF1122 has 20 dB
of gain and an output P-1 dB of +14 dBm, typical. A
TTL compatible, 1-bit 16-dB switched attenuator is
provided for gain control and the IF and RF
amplifiers can be shut off via a TTL control signal for
power critical or TDD applications. In order to provide
system requirements for LO/spurious rejection, the
TRF1122 offers a signal path to an off-chip
band-pass filter. Specifications are provided
assuming an in-band 2-dB insertion loss filter.
P0042-01
Figure 1. TRF1122 Pin Out
BPF
RFI
MXRO
RF Amplifier
Mixer
RFO
VGA
IFIP
IFIN
BALUN
Power
Supply
LOP
LON
LO Buffer
UCATTN
UCEN
VDD
–VNEG
B0084-02
Figure 2. Functional Block Diagram
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2005–2006, Texas Instruments Incorporated
Not Recommended For New Designs
TRF1122
www.ti.com
SLWS173B – APRIL 2005 – REVISED SEPTEMBER 2006
ABSOLUTE MAXIMUM RATINGS
VDD
Positive DC Supply Voltage, VDD
–VDD
Negative DC Supply Voltage, –VDD
Pin
VALUE
UNIT
0.0 to +5.50
V
–5.5 to 0
V
RF Input Power
10
dBm
TJ
Junction Temperature
200
°C
Pd
Power Dissipation
1
W
Digital Input Pins
–0.3 to 5.5
V
θJC
Thermal Resistance Junction to
9.01
°C/W
Tstg
Storage Temperature
–40 to 105
°C
Top
Operating Temperature
–40 to 85
°C
260
°C
Case (1)
Lead Temperature
(1)
Thermal resistance is junction to ambient assuming thermal pad with 16 thermal vias under package metal base. See Recommended
PCB layout.
DC SPECIFICATIONS
PARAMETER
2
TEST CONDITIONS
MIN
4.75
TYP
MAX
UNIT
VDD
Positive Supply Voltage
IDD
Positive Supply Current (Total)
VNEG
Negative Supply Voltage
–5.25
INEG
Negative Supply Current
-6
IVDD2
Supply Current RF 2, pin 2
48
mA
ILO
Supply Current, LO, pin 14
50
mA
IIF
Supply Current, IF
44
mA
IVDD1
Supply Current RF1, pin 31
VIH
Input High Voltage
VIL
Input Low Voltage
IIH
Input High Current
IIL
Input Low Current
Pins 17, 18, and 26 combined.
5
5.25
V
170
185
mA
–5
–4.75
3
6
V
mA
28
2.5
-50
Submit Documentation Feedback
5
V
0.8
V
300
µA
µA
Not Recommended For New Designs
TRF1122
www.ti.com
SLWS173B – APRIL 2005 – REVISED SEPTEMBER 2006
ELECTRICAL CHARACTERISTICS
(1)
Unless otherwise stated VDD = 5.0 V, VNEG = –5 V, External Filter loss = 2 dB, TA = 25°C
PARAMETER
TEST CONDITIONS
MIN
FIF
IF input frequency
FRF
RF output frequency
G
Gain
UCATTN = TTL High, Input IF
Impedance is 100 Ω differential
20
Switched attenuator range
Valid at 2.5 GHz
15
TYP
MAX
UNIT
2700
MHz
325
2100
MHz
dB
16
17
0.2
dB
GNB
Gain flatness / 6 MHz
OP-1dB
Output power at 1 dB compression, high gain
UCATTN = TTL High
14
dBm
dB
OIP3
Output third order intercept point, high gain
UCATTN = TTL High
24
dBm
Gain: IF to MXRO
UCATTN = TTL High
1
dB
dB
Gain: RFI to RFO
UCATTN = TTL High
19
ZRF
RF output impedance
Differential
50
Ω
RLRF
RF output: return loss
Z = 50 Ω, PLO = 3 dBm,
FRF = 2100-2700 MHz
–10
dB
ZLO
LO input impedance
Differential
PLO
LO input power
Referenced to 100 Ω differential
RLLO
LO input return loss
Referenced to 100 Ω differential, LO
input = 3 dBm
–10
ZIF
IF input impedance
Differential
100
Ω
RLIF
IF1 input return loss
Referenced to 100 Ω differential
–10
dB
LO to RFO: leakage (1)
LO input = 0 dBm
–20
dBm
(1)
Ω
100
–3
0
3
dB
dB
Performance is sensitive to impedance termination and board layout.
Submit Documentation Feedback
3
Not Recommended For New Designs
TRF1122
www.ti.com
SLWS173B – APRIL 2005 – REVISED SEPTEMBER 2006
TERMINAL FUNCTIONS
TERMINAL
NO.
4
NAME
1
IADJ
2
VDD2
3, 5, 9, 11,
15, 16, 21,
28–30, 32
GND
I/O
TYPE
DESCRIPTION
Not connected for normal operation. Amplifier Bias Adjustment. Do not ground this pin or
connect to any other pin.
I
Power
RF amplifier bias +5 V
Ground
4
UCATTN
I
Digital
Logic high is high gain, Logic low reduces gain by 16 dB. Normally set high.
6
RFO
O
Analog
RF output from RF amplifier
7
LOADJ1
8
VNEG
10
LOADJ2
12
LOP
I
Analog
LO input, Positive, Internally ac coupled
13
LON
I
Analog
LO input, Negative, Internally ac coupled.
14
VDDLO
I
Power
Positive power for LO amplifier, +5 V.
17
VDDIFN
I
Analog
VDD supply for IF amplifier, negative, +5 V
18
VDDIFP
I
Analog
VDD supply for IF amplifier, positive, +5 V
19
IFIP
I
Analog
IF input, positive, dc coupled, Typical dc voltage is 1.2 V.
20
IFIN
I
Analog
IF input, negative, dc coupled Typical dc voltage is 1.2 V.
22
MXRO
O
Analog
Output of mixer (after balun) 50 Ω impedance with high impedance DC ground.
23
UCEN
Digital
Set HIGH to enable IF amplifier and RF amplifiers
24
MXRADJ
I
Analog
Normally grounded. Provide 0 Ω jumper to ground.
25
IFADJ
I
26
VDDIF
I
Power
Positive supply for IF bias circuitry +5 V
Not connected for normal operation. LO common gate bias adjustment. Do not ground this
pin or connect to any other pin.
I
Power
Negative bias used for enable circuitry -5 V. This pin can be grounded if the user does not
use the UCEN pin to turnoff the amplifier. If the VNEG is grounded the UCEN pin should be
tied high.
Not connected for normal operation. LO amplifier bias adjustment. Do not ground this pin or
connect to any other pin.
Not connected for normal operation. IF amplifier bias adjustment. Do not ground this pin or
connect to any other pin.
27
RFI
I
Analog
Input to RF amplifier, 50 Ω impedance, Internally AC coupled
31
VDDI
I
Power
RF amplifier bias +5 V
Back
GND
Back of package has metal base that must be grounded for thermal and RF performance.
Submit Documentation Feedback
Not Recommended For New Designs
TRF1122
www.ti.com
SLWS173B – APRIL 2005 – REVISED SEPTEMBER 2006
RECOMMENDED PCB LAYOUT
0.60 TYP
3.75
0.23 TYP
0.50 TYP
PIN 1
1.00 TYP
1.00 TYP
3.75
3.50
DIA 0.38 TYP
0.25 TYP
3.50
Solder Mask. No Solder Mask Under Chip, On Lead Pads or On Ground Connections.
Notes: 9 Via Holes, Each 0.38 mm.
DIMENSIONS in mm
M0022-03
A.
Four layer Board, Starting material: two: 10 mil core FR4 with 1 oz copper, both sides, pressed with 8 mil thick
prepreg. Via plating ½ oz copper plate, final plate White immersion tin. Final thickness: 0.033” to 0.037” thick.
Submit Documentation Feedback
5
Not Recommended For New Designs
TRF1122
www.ti.com
SLWS173B – APRIL 2005 – REVISED SEPTEMBER 2006
APPLICATION SCHEMATIC
VDD
0.01 mF
Z = 50 W
BPF
100 pF
0.01 mF
IFADJ
VDDIF
RFI
GND
GND
GND
GND
IFIN
GND
RFO
IFIP
LOADJ1
VDDIFP
VNEG
100 pF
9
VDDIFN
10
11
12
13
14
24
0W
23
UCEN
22
21
20
1000 pF
19
1000 pF
IF IN N
IF IN P
18
33 nH
17
33 nH
(1)
VDD
(1)
100 pF
GND
8
UCATTN
GND
7
(2)
MXRO
VDDLO
6
RF OUT
25
GND
LON
5
26
UCEN
LOP
4
UCATTN
27
VDD2
GND
3
100 pF
28
MXRADJC
GND
0.01 mF
29
IADJ
LOADJ2
2
30
VDD1
Base
1
31
GND
32
100 pF
15
100 mF
16
0.01 mF
LO IN P
–VNEG
100 pF
0.01 mF
LO IN N
S0196-01
6
Submit Documentation Feedback
Not Recommended For New Designs
TRF1122
www.ti.com
SLWS173B – APRIL 2005 – REVISED SEPTEMBER 2006
APPLICATION INFORMATION
Figure 3. Package Outline: 5 mm x 5 mm LPCC 32-Pin Leadless Package
Submit Documentation Feedback
7
PACKAGE OPTION ADDENDUM
www.ti.com
25-Feb-2015
PACKAGING INFORMATION
Orderable Device
Status
(1)
Package Type Package Pins Package
Drawing
Qty
Eco Plan
Lead/Ball Finish
MSL Peak Temp
(2)
(6)
(3)
Op Temp (°C)
Device Marking
(4/5)
TRF1122IRTMR
LIFEBUY
VQFN
RTM
32
2500
Green (RoHS
& no Sb/Br)
CU SN
Level-3-260C-168 HR
TRF
1122
TRF1122IRTMT
LIFEBUY
VQFN
RTM
32
250
Green (RoHS
& no Sb/Br)
CU SN
Level-3-260C-168 HR
TRF
1122
(1)
The marketing status values are defined as follows:
ACTIVE: Product device recommended for new designs.
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.
OBSOLETE: TI has discontinued the production of the device.
(2)
Eco Plan - The planned eco-friendly classification: Pb-Free (RoHS), Pb-Free (RoHS Exempt), or Green (RoHS & no Sb/Br) - please check http://www.ti.com/productcontent for the latest availability
information and additional product content details.
TBD: The Pb-Free/Green conversion plan has not been defined.
Pb-Free (RoHS): TI's terms "Lead-Free" or "Pb-Free" mean semiconductor products that are compatible with the current RoHS requirements for all 6 substances, including the requirement that
lead not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, TI Pb-Free products are suitable for use in specified lead-free processes.
Pb-Free (RoHS Exempt): This component has a RoHS exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between
the die and leadframe. The component is otherwise considered Pb-Free (RoHS compatible) as defined above.
Green (RoHS & no Sb/Br): TI defines "Green" to mean Pb-Free (RoHS compatible), and free of Bromine (Br) and Antimony (Sb) based flame retardants (Br or Sb do not exceed 0.1% by weight
in homogeneous material)
(3)
MSL, Peak Temp. - The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.
(4)
There may be additional marking, which relates to the logo, the lot trace code information, or the environmental category on the device.
(5)
Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a continuation
of the previous line and the two combined represent the entire Device Marking for that device.
(6)
Lead/Ball Finish - Orderable Devices may have multiple material finish options. Finish options are separated by a vertical ruled line. Lead/Ball Finish values may wrap to two lines if the finish
value exceeds the maximum column width.
Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information
provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and
continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.
TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.
Addendum-Page 1
Samples
PACKAGE OPTION ADDENDUM
www.ti.com
25-Feb-2015
In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis.
Addendum-Page 2
PACKAGE MATERIALS INFORMATION
www.ti.com
12-Feb-2015
TAPE AND REEL INFORMATION
*All dimensions are nominal
Device
Package Package Pins
Type Drawing
SPQ
Reel
Reel
A0
Diameter Width (mm)
(mm) W1 (mm)
B0
(mm)
K0
(mm)
P1
(mm)
W
Pin1
(mm) Quadrant
TRF1122IRTMR
VQFN
RTM
32
2500
330.0
12.4
5.3
5.3
1.5
8.0
12.0
Q2
TRF1122IRTMT
VQFN
RTM
32
250
180.0
12.4
5.3
5.3
1.5
8.0
12.0
Q2
Pack Materials-Page 1
PACKAGE MATERIALS INFORMATION
www.ti.com
12-Feb-2015
*All dimensions are nominal
Device
Package Type
Package Drawing
Pins
SPQ
Length (mm)
Width (mm)
Height (mm)
TRF1122IRTMR
VQFN
RTM
32
2500
338.1
338.1
20.6
TRF1122IRTMT
VQFN
RTM
32
250
210.0
185.0
35.0
Pack Materials-Page 2
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