MIC7122 Datasheet, PDF (3/8 Pages) Micrel Semiconductor – Rail-to-Rail Dual Op Amp Preliminary Information

MIC7122
Micrel
DC Electrical Characteristics (5V)
V_V+ = +5.0V, V_V– = 0V, V_CM = 1.5V, V_OUT = V_V+/2; R_L = 1MΩ; T_J = 25°C, bold values indicate –40°C ≤ T_J ≤ +85°C; Note 7; unless noted
Symbol
Parameter
Condition
Min Typ Max Units
V_OS
TCV_OS
I_B
Input Offset Voltage
Input Offset Voltage Average Drift
Input Bias Current
0.5
9
mV
3.0
µV/°C
1.0
10
pA
64
500
pA
I_OS
Input Offset Current
0.5
5
pA
32
250
pA
R_IN
CMRR
±PSRR
C_IN
V_OUT
Input Resistance
>1
TΩ
Common-Mode Rejection Ratio
-0.3V ≤ V_CM ≤ 5.3V, Note 9
55
75
dB
Power Supply Rejection Ratio
V_V+ = V_V– = 2.5V to 7.5V, V_OUT = V_CM = 0 55
100
dB
Common-Mode Input Capacitance
3
pF
Output Swing
output high, R_L = 100k
specified as V_V+ – V_OUT
output low, R_L = 100k
0.3
1.0
mV
1.5
mV
0.3
1.0
mV
1.5
mV
output high, R_L = 2k
specified as V_V+ – V_OUT
output low, R_L = 2k
13
50
mV
75
mV
13
50
mV
75
mV
output high, R_L = 600Ω
specified as V_V+ – V_OUT
output low, R_L = 600Ω
40
165
mV
250 mV
40
165
mV
250 mV
I_SC
Output Short Circuit Current
sinking or sourcing, Note 8
I_S
Supply Current
both amplifiers
40
140
mA
0.8
1.8
mA
AC Electrical Characteristics (5V)
V_V+ = 5V, V_V– = 0V, V_CM = 1.5V, V_OUT = V_V+/2; R_L = 1MΩ; T_J = 25°C, bold values indicate –40°C ≤ T_J ≤ +85°C; Note 7; unless noted
Symbol
Parameter
Condition
Min Typ Max Units
THD
SR
Total Harmonic Distortion
Slew Rate
f = 1kHz, A_V = –2,
R_L = 2kΩ, V_OUT = 4.0 V_PP
0.05
%
0.6
V/µs
GBW
Gain-Bandwidth Product
465
kHz
φ_m
Phase Margin
G_m
Gain Margin
Interamplifier Isolation
C_L = 0pF
C_L = 200pF
Note 12
85
°
40
°
10
dB
90
dB
March 1999
3
MIC7122