TP2111/TP2111N/TP2112/TP2114
Nanopower 300nA, 1.8V, Rail-to-Rail Input/Output Op-amps
Typical Performance Characteristics
Small-Signal Step Response, 100mV Step
Large-Signal Step Response, 2V Step
4
3
2
1
2.60
2.55
Gain=+1
VIN Step=100mV
CLOAD=60pF
Gain=+1
CLOAD=60pF
RLOAD=100kΩ
2.50
2.45
2.40
3
5
7
9
2
5
8
11
3ms/div
2ms/div
Open-Loop Gain and Phase
Phase Margin vs. CLOAD (Stable for Any CLOAD)
80
150
100
50
Gain=+1
RLOAD=100kΩ
60
40
20
0
Phase
Gain
Gain=1
RLOAD=100kΩ
CLOAD=60pF
0
-50
1E-3
1E-1
1E+1
1E+3
1E+5
1E+7
1E+0
1E+1
1E+2
1E+3
1E+4
1E+5
1E+6
Load Capacitance (pF)
FREQUENCY (Hz)
Input Voltage Noise Spectral Density
Common-Mode Rejection Ratio
150
120
90
10k
1k
60
100
30
1E-1
1E+0
1E+1
1E+2
1E+3
1E-3
1E-1
1E+1
1E+3
1E+5
1E+7
Frequency (Hz)
FREQUENCY (Hz)
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REV1.0
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3PEAK [ 3PEAK ]
