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參數(shù)資料
| 型號(hào)： | TRF2432_07 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Dual-Band IQ/IF TRANSCEIVER WITH DUAL VCO SYNTHESIZERS |
| 中文描述： | 雙頻智商具有雙中頻VCO的合成器/ |
| 文件頁數(shù)： | 6/24頁 |
| 文件大?。?/td> | 537K |
| 代理商： | TRF2432_07 |
www.ti.com
TRANMITTER CHARACTERISTICS
TR = High, 2dB base band filter loss in RX band, MIN, TYP, and MAX rating are at 25
°
C and V
CC
= 3.3 V (unless otherwise
noted)
COMMON ELECTRICAL CHARACTERISTICS
MIN, TYP, and MAX ratings are at 25
°
C and V
CC
= 3.3 V (unless otherwise noted)
SYNTHESIZER CHARACTERISTICS
RF SYNTHESIZER CHARACTERISTICS
TRF2432
SLWS177B–APRIL 2005–REVISED NOVEMBER 2006
RECEIVER CHARACTERISTICS (continued)
T
A
= 25
°
C and V
CC
= 3.3 V (unless otherwise noted)
PARAMETER
LPF attenuation
TEST CONDITIONS
MIN
20
TYP
25
MAX
UNIT
dB
dB
25 MHz
10.55 MHz
1
PARAMETER
Differential input impedance
Common-mode input voltage
Input voltage
IF input frequency
Voltage gain
TEST CONDITIONS
I, Q inputs. (0 – 11MHz)
Effected by V+. TRF2432
I, Q inputs, differential.
MIN
10
1.1
TYP
MAX
UNIT
k
V
Vpd
MHz
dB
Z
ID
V
IC
V
I
f
IF
2.1
0.3
374
TX Gain Control Word} = {11111}
(1)
,
200-
differential output
3
5
Gain control range
Gain step size
Sideband suppression
IFLO leakage
31
dB
dB
dB
dBm
Per bit
0 to 11 MHz band
Max. gain settings. TX IQ DC offset
< 1 mV
Maximum gain setting
Maximum Gain. Decreasing 1dB per
dB attenuation until 15 dB
16 to 31dB down from max gain.
1
25
30
-40
-35
Output 1dB compression
Output noise
2
4
dBm
dBm/Hz
-137
-131
-145
-144
dBm/Hz
(1)
Gain is referenced to the amplitude of either the I or Q signal, when they are in quadrature. i.e. For I = 0.5
×
sin (wmt) and Q = 0.5
×
cos
(wmt) input in differential volts. The output at a gain of 0dB would ideally be a single tone at 0.5V differential across the 200-
outputs.
PARAMETER
IF IO differential impedance
TEST CONDITIONS
MIN
TYP
200
MAX
UNIT
PARAMETER
Frequency range
Tuning step
Settling time
TEST CONDITIONS
MIN
2536
TYP
MAX
3150
UNIT
MHz
kHz
μs
250
60
±
10kHz of final frequency. From
Standby to Idle measured from
enable
4.5 MHz offset
20 MHz offset
10 kHz to 10 MHz
0.25 <
f < 3 MHz offset
> 3 MHz offset
Into 100
differential. With
matching
Phase noise (VCO)
-130
-143
0.6
dBc/Hz
dBc/Hz
°
rms
dBc
dBc
dBm
Integrated phase error
Spurious suppression
-45-7
f
-70
Power output
-2
0
6
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