LMP2021 Datasheet, PDF (11/37 Pages) National Semiconductor (TI) – Zero Drift, Low Noise, EMI Hardened Amplifiers

www.ti.com
LMP2021, LMP2022
SNOSAY9G – SEPTEMBER 2008 – REVISED FEBRUARY 2016
Typical Characteristics (continued)
Unless otherwise noted: T_A = 25°C, R_L > 10 kΩ, V_S= V⁺ – V^–, V_S= 5 V, V_CM = V_S/2.
120
180
120
180
100
150
GAIN
80
120
100
150
GAIN
80
120
60
90
40 ^PHASE
60
60
90
40 ^PHASE
60
20
30
V_S = 2.5V
0 ^RL ^{= 2 k:, 10 k:, 10 M:}
0
C_L = 20 pF, 50 pF, 100 pF
-20
-30
100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
Figure 13. Open Loop Frequency Response
120
180
100
150
80
PHASE
120
60
90
40
60
GAIN
20 VS = 5V
R_L = 10 k:
0 C_L = 20 pF
T_A = -40°C, 25°C, 85°C, 125°C
-20
100 1k 10k 100k 1M
30
0
-30
10M
FREQUENCY (Hz)
Figure 15. Open Loop Frequency Response Over
Temperature
120
V_S = 2.5V
100
f_RF = 2400 MHz
80
f_RF = 1800 MHz
60
40
f_RF = 400 MHz
20
f_RF = 900 MHz
0
-40 -30 -20 -10 0 10 20 30
RF INPUT SIGNAL PEAK (dBm)
Figure 17. EMIRR vs. Input Power
20
30
V_S = 5V
0 ^RL ^{= 2 k:, 10 k:, 10 M:}
0
C_L = 20 pF, 50 pF, 100 pF
-20
-30
100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
Figure 14. Open Loop Frequency Response
160
140
120
100
80
V_S = 5V
60
40
V_S = 2.5V
20
0
10
100
1000
10000
FREQUENCY (MHz)
Figure 16. EMIRR vs. Frequency
140
V_S = 5V
120
100
80
f_RF = 2400 MHz
f_RF = 1800 MHz
60
40
f_RF = 400 MHz
20
f_RF = 900 MHz
0
-40 -30 -20 -10 0 10 20 30
RF INPUT SIGNAL PEAK (dBm)
Figure 18. EMIRR vs. Input Power
Copyright © 2008–2016, Texas Instruments Incorporated
Product Folder Links: LMP2021 LMP2022
Submit Documentation Feedback
11