OPA820-HT_16 Datasheet, PDF (15/32 Pages) Texas Instruments – UNITY-GAIN STABLE, LOW-NOISE, VOLTAGE-FEEDBACK OPERATIONAL AMPLIFIER

OPA820-HT
www.ti.com
SBOS587 – DECEMBER 2011
TYPICAL CHARACTERISTICS: V_S = 5 V (continued)
R_F = 402 Ω, R_L = 100 Ω, G = 2 and T_A = 25°C unless otherwise noted.
RECOMMENDED R_S vs CAPACITIVE LOAD
100
0dB Peaking Targeted
FREQUENCY RESPONSE vs CAPACITIVE LOAD
8
C_L = 10pF
7
6
5
C_L = 22pF
4
C_L = 47pF
10
3
C_L = 100pF
2
+5V
1
VI
0
−1
−2
0.01µF ^806Ω
57.6Ω
806Ω OPA820
402Ω
RS
VO
CL 1kΩ(1)
402Ω
0.01µF
NOTE: (1) 1kΩis optional.
1
−3
1
10
100
1000
1
10
100
300
Capacitive Load (pF)
Frequency (MHz)
3500
3000
2500
2000
1500
1000
500
0
TYPICAL INPUT OFFSET VOLTAGE DISTRIBUTION
Mean = −490µV
Standard Deviation = 90µV
Total Count = 6115
2000
1800
1600
1400
1200
1000
800
600
400
200
0
TYPICAL INPUT OFFSET CURRENT DISTRIBUTION
Mean = 43nA
Standard Deviation = 50nA
Total Count = 6115
Input Offset Voltage (mV)
Input Offset Current (nA)
Copyright © 2011, Texas Instruments Incorporated
Product Folder Link(s): OPA820-HT
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