Datasheet
AFE030
www.ti.com
SBOS588A –DECEMBER 2011– REVISED DECEMBER 2011
ELECTRICAL CHARACTERISTICS: Internal Bias Generator
At T
J
= +25°C, PA_V
S
= 16 V, V
AVDD
= V
DVDD
= 3.3 V, and PA_ISET (pin 46) connected to ground, unless otherwise noted.
AFE030
PARAMETER CONDITIONS MIN TYP MAX UNIT
REF1 (Pin 19)
Bias voltage PA_V
S
/2 V
R
I
Input resistance 4 kΩ
Noise-reducing capacitor = 1 nF
Turn-on time 20 ms
from pin 19 to ground
Noise-reducing capacitor = 1 nF
Turn-off time 20 ms
from pin 19 to ground
REF2 (Pin 28)
Bias voltage V
AVDD
/2 V
R
I
Input resistance 4 kΩ
Noise-reducing capacitor = 1 μF
Turn-on time 20 ms
from pin 28 to ground
Noise-reducing capacitor = 1 μF
Turn-off time 20 ms
from pin 28 to ground
ELECTRICAL CHARACTERISTICS: Power Supply
At T
J
= +25°C, PA_V
S
= 16 V, V
AVDD
= V
DVDD
= 3.3 V, and PA_ISET (pin 46) connected to ground, unless otherwise noted.
AFE030
PARAMETER CONDITIONS MIN TYP MAX UNIT
OPERATING SUPPLY RANGE
PA_V
S
Power amplifier supply voltage +7 +24 V
DV
DD
Digital supply voltage +3.0 +3.6 V
AV
DD
Analog supply voltage +3.0 +3.6 V
QUIESCENT CURRENT SD pin low
I
O
= 0, PA = On
(1)
40 55 mA
I
QPA_VS
Power amplifier current
I
O
= 0, PA = Off
(2)
10 μA
Tx configuration
(3)
1.2 mA
I
QDVDD
Digital supply current Rx configuration
(4)
5 μA
All blocks disabled
(5)
5 μA
Tx configuration
(3)
2.8 3.7 mA
I
QAVDD
Analog supply current Rx configuration
(4)
3.6 5.3 mA
All blocks disabled
(5)
30 μA
SHUTDOWN (SD)
PA_V
S
Power amplifier supply voltage SD pin high 75 150 μA
DV
DD
Digital supply voltage SD pin high 5 10 μA
AV
DD
Analog supply voltage SD pin high 15 40 μA
TEMPERATURE
Specified range –40 +125 °C
(1) Enable1 Register = 00100011, Enable2 Register = 00001110.
(2) Enable1 Register = 00000100, Enable2 Register = 00000110.
(3) In the Tx configuration, the following blocks are enabled: DAC, Tx, PA, REF1, and REF2. All other blocks are disabled. Enable1
Register = 00100011, Enable2 Register = 00001110.
(4) In the Rx configuration, the following blocks are enabled: Rx, REF1, and REF2. All other blocks are disabled. Enable1 Register =
00000100, Enable2 Register = 00000110.
(5) Enable1 Register = 00000000, Enable2 Register = 00000000.
Copyright © 2011, Texas Instruments Incorporated 11
Product Folder Link(s): AFE030