OPA2832 Datasheet, PDF (9/37 Pages) National Semiconductor (TI) – Dual, Low-Power, High-Speed, Fixed-Gain Operational Amplifier

OPA2832
www.ti.com ............................................................................................................................................. SBOS327C – FEBRUARY 2005 – REVISED AUGUST 2008
TYPICAL CHARACTERISTICS: V_S = ±5V
At T_A = +25°C, G = +2V/V, and R_L = 150Ω to GND, unless otherwise noted (see Figure 63).
SMALL-SIGNAL FREQUENCY RESPONSE
3
V_O = 0.2V_PP
0 ^{RL = 150Ω}
G = −1
−3
LARGE-SIGNAL FREQUENCY RESPONSE
3
0
V_O = 0.5V_PP
−3
−6
−9
G = +2
−12
−15
1
10
100
500
Frequency (MHz)
Figure 1.
SMALL-SIGNAL PULSE RESPONSE
150
G = +2V/V
100
R_L = 150Ω
V_O = 0.2V_PP
See Figure 63
50
−6
−9
G = +2V/V
−12 _{RL = 150Ω}
See Figure 63
−15
1
10
V_O = 1V_PP
V_O = 2V_PP
V_O = 4V_PP
100
400
Frequency (MHz)
Figure 2.
LARGE-SIGNAL PULSE RESPONSE
1.5
G = +2V/V
1.0
R_L = 150Ω
V_O = 2V_PP
See Figure 63
0.5
0
0
−50
−0.5
−100
−1.0
−150
Time (10ns/div)
Figure 3.
REQUIRED R_S vs CAPACITIVE LOAD
40
1dB Peaking Targeted
35
30
25
20
15
10
5
0
10
100
1k
Capacitive Load (pF)
Figure 5.
−1.5
Time (10ns/div)
Figure 4.
FREQUENCY RESPONSE vs CAPACITIVE LOAD
3
C_L = 10pF
0
−3
−6
−9
VI
−12
−15
1
C_L = 1000pF
C_L = 100pF
1 /2
O PA2832
R_S
CL
1kΩ(1)
NOTE: (1) 1kΩis optional.
10
Frequency (MHz)
Figure 6.
100
400
Copyright © 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): OPA2832
Submit Documentation Feedback
9