ISL28278 Datasheet, PDF (5/13 Pages) Intersil Corporation – Dual Micropower Single Supply Rail-to-Rail Input and Output (RRIO) Precision Op-Amp

ISL28278, ISL28478
Typical Performance Curves (Continued)
120
80
80
40
40
0
0
-40
-40
-80
-80
1
-120
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
FIGURE 5. A_VOL vs FREQUENCY @ 100kΩ LOAD
100
80
60
40
20
0
-20
10
PHASE
GAIN
100
1k
10k
100k
FREQUENCY (Hz)
200
150
100
50
0
-50
-100
-150
1M
FIGURE 6. A_VOL vs FREQUENCY @ 1kΩ LOAD
10
0 ^{VS = 5VDC}
V_SOURCE = 1Vp-p
-10 _{RL = 10kΩ}
-20 _{AV = +1}
-30
-40
PSRR -
-50
-60
-70
-80
-90
-100
10
100
1k
10k
PSRR (dB)
PSRR +
100k
1M
FIGURE 7. PSRR vs FREQUENCY
10
0 _{VS = ±2.5VDC}
-10 V_SOURCE = 1Vp-p
-20 ^RL ^{= 10kΩ}
-30
-40
-50
-60
-70
-80
-90
-100
10
100
1k
10k
100k
1M
TEMPERATURE (°C)
FIGURE 8. CMRR vs FREQUENCY
2.56
2.54 ^VIN
2.52
2.50
V_OUT
2.48
V_S = 5VDC
2.46
V_OUT = 0.1Vp-p
2.44
R_L = 1kΩ
A_V = +1
2.42
0 2 4 6 8 10 12 14 16 18 20
TIME (µs)
FIGURE 9. SMALL SIGNAL TRANSIENT RESPONSE
5.0
V_S = 5VDC
4.0
V_OUT = 2Vp-p
R_L = 1kΩ
V_OUT
A_V = -2
3.0
2.0
1.0
V_IN
0
0
50
100
150
200
250
TIME (µs)
FIGURE 10. LARGE SIGNAL TRANSIENT RESPONSE
5
FN6145.1
September 28, 2006