ISL28146_0806 Datasheet, PDF (6/16 Pages) Intersil Corporation – 5MHz, Single and Dual Rail-to-Rail Input-Output (RRIO) Op Amps

ISL28146, ISL28246
Typical Performance Curves V₊ = 5V, V_- = 0V, V_CM = 2.5V, R_L = Open (Continued)
10
V₊ = 5V
R_L = 1k
C_L = 16.3pF
A_V = +1
1
0.1
1
10
100
1k
10k
100k
FREQUENCY (Hz)
FIGURE 13. INPUT CURRENT NOISE DENSITY vs FREQUENCY
0.5
0.4
V₊ = 5V
R_L = 10k
0.3
C_L = 16.3pF
0.2
R_g = 10, R_f = 100k
A_V = 10000
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0 1 2 3 4 5 6 7 8 9 10
TIME (s)
FIGURE 14. INPUT VOLTAGE NOISE 0.1Hz to 10Hz
1.5
1.0
0.5
0
V₊, V_- = ±2.5V
R_L = 1k
-0.5
C_L = 16.3pF
R_g = R_f = 10k
-1.0
AV = 2
V_OUT = 1.5V_P-P
-1.5
0 1 2 3 4 5 6 7 8 9 10
TIME (µs)
FIGURE 15. LARGE SIGNAL STEP RESPONSE
0.026
0.024
0.022
0.020
0.018
0.016
0.014
0.012
0
V₊, V_- = ±2.5V
R_L = 1k
C_L = 16.3pF
R_g = R_f = 10k
A_V = 2
V_OUT = 10mV_P-P
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
TIME (µs)
FIGURE 16. SMALL SIGNAL STEP RESPONSE
6
1.3
V-ENABLE
5
V-OUT
1.1
4
0.9
3
V₊ = 5V
R_g = R_f = R_L = 1k
0.7
C_L = 16.3pF
2
A_V = +2
0.5
1
V_OUT = 1V_P-P
0.3
0
0.1
-1
-0.1
0 10 20 30 40 50 60 70 80 90 100
TIME (µs)
FIGURE 17. ENABLE TO OUTPUT RESPONSE
100
80 ^V+ ^{= 5V}
R_L = OPEN
60 _{Rf = 100k, Rg = 100}
40 A_V = +1000
20
0
-20
-40
-60
-80
-100
-1
0
1
2
3
4
5
6
V_CM (V)
FIGURE 18. INPUT OFFSET VOLTAGE vs COMMON-MODE
INPUT VOLTAGE
6
FN6321.3
June 23, 2008