SGM8634_15 Datasheet, PDF (8/20 Pages) SG Micro Corp – Rail-to-Rail I/O CMOS Operational Amplifiers

SGM8631/2/3/4
470μA, 6MHz, Rail-to-Rail I/O
CMOS Operational Amplifiers
TYPICAL PERFORMANCE CHARACTERISTICS
At T_A = +25℃, V_CM = V_S/2, R_L = 600Ω, unless otherwise noted.
Output Impedance vs. Frequency
140
120 ^{VS = 2.7V}
100
80
60
40
G = 100
20
G = 10
G=1
0
1
10
100
1000
10000
Frequency (kHz)
Closed-Loop Output Voltage Swing
3
2.5
2
1.5 _{VS = 2.7V}
1 ^{VIN = 2.6VP-P}
T_A = 25℃
0.5 ^RL ^{= 10kΩ}
G=1
0
10
100
1000
Frequency (kHz)
10000
Large-Signal Step Response
V_S = 2.7V
G = +1
CL = 100pF
RL = 10kΩ
Small-Signal Step Response
V_S = 2.7V
G = +1
CL = 100pF
RL = 10kΩ
Time (1μs/div)
Channel Separation vs. Frequency
140
V_S = 2.7V
130
R_L = 620Ω
T_A = 25℃
120
G=1
110
100
90
0.1
1
10
100
Frequency (kHz)
1000
SG Micro Corp
www.sg-micro.com
Time (1μs/div)
1000
100
Input Voltage Noise Spectral Density
vs. Frequency
V_S = 5V
10
1
10
100
1000
10000
Frequency (Hz)
8