TP2121/TP2121N/TP2122/TP2124
1.8V, 600nA Nanopower, Rail-to-Rail Input/Output Op-amps
5V Electrical Characteristics
The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 27°C.
VSUPPLY = 5V, VCM = VOUT = VSUPPLY/2, RL = 100kΩ, CL =60pF, VSHDN is unconnected.
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage
VCM = VDD/2 and VCM = GND
●
-1.5
±0.1
+1.5
mV
VOS TC
Input Offset Voltage Drift
0.5
1
700
45
μV/°C
fA
TA=27 oC
TA=85 oC
TA=125 oC
IB
Input Bias Current
fA
pA
IOS
Vn
en
Input Offset Current
Input Voltage Noise
Input Voltage Noise Density
Input Resistance
1
fA
f = 0.1Hz to 10Hz
f = 1kHz
6.5
170
> 1
2.9
5
μVP-P
nV/√Hz
TΩ
RIN
Differential
Common Mode
VCM = 0.1V to 4.9V
CIN
Input Capacitance
pF
dB
V
CMRR
VCM
Common Mode Rejection Ratio
Common-mode Input Voltage
Range
●
●
80
130
V––0.3
V++0.3
PSRR
AVOL
Power Supply Rejection Ratio
●
●
●
60
80
80
92
120
120
5
0.4
2.6
20
dB
dB
dB
mV
Ω
Ω
mA
V
V
OUT = 2.5V, RLOAD = 100kΩ
Open-Loop Large Signal Gain
VOUT = 0.1V to 4.9V, RLOAD = 100kΩ
RLOAD = 100kΩ
G = 1, f = 1kHz, IOUT = 0
f = 1kHz, IOUT = 0
VOL, VOH
ROUT
RO
ISC
VDD
Output Swing from Supply Rail
Closed-Loop Output Impedance
Open-Loop Output Impedance
Output Short-Circuit Current
Supply Voltage
Sink or source current
1.8
6.0
IQ
PM
GM
GBWP
Quiescent Current per Amplifier
Phase Margin
Gain Margin
●
600
61
-10
950
nA
°
dB
kHz
RLOAD = 100kΩ, CLOAD = 60pF
RLOAD = 100kΩ, CLOAD = 60pF
f = 1kHz
Gain-Bandwidth Product
18
Settling Time, 1.5V to 3.5V, Unity 0.1%
0.25
0.253
0.035
0.038
Gain
0.01%
tS
ms
Settling Time, 2.45V to 2.55V,
Unity Gain
0.1%
0.01%
AV = 1, VOUT = 1.5V to 3.5V, CLOAD
60pF, RLOAD = 100kΩ
2VP-P
=
SR
Slew Rate
10
mV/μs
FPBW
IQ(off)
Full Power Bandwidth Note 2
Supply Current in Shutdown Note 1
600
3
Hz
nA
VSHDN = 0.5V
-10
-10
-3.6
3.6
ISHDN
ILEAK
Shutdown Pin Current Note 1
pA
pA
VSHDN = 1.5V
Output Leakage Current in
Shutdown Note 1
SHDN Input Low Voltage Note 1
SHDN Input High Voltage Note 1
VSHDN = 0V, VOUT = 0V
VSHDN = 0V, VOUT = 5V
Disable
VIL
VIH
●
●
0.5
V
V
Enable
1.0
Note 1: Specifications apply to the TP2121N with shutdown.
Note 2: Full power bandwidth is calculated from the slew rate FPBW = SR/π • VP-P.
REV1.2
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