February 2005
3
LMC7101
Micrel, Inc.
Electrical Characteristics—DC (5V)
V+ = +5.0V, V– = 0V, V
CM = 1.5V, VOUT = V+/2; RL = 1M; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +85°C; unless noted
LMC7101A
LMC7101B
Symbol
Parameter
Condition
Typ
Min
Max
Min
Max
Units
V
OS
Input Offset Voltage
0.11
3
7
mV
59
mV
TCV
OS
Input Offset Voltage Average Drift
1.0
V/°C
I
B
Input Bias Current
1.0
64
pA
I
OS
Input Offset Current
0.5
32
pA
R
IN
Input Resistance
>1
T
CMRR
Common-Mode Rejection Ratio
0V ≤ VCM ≤ 5V, Note 6
82
60
dB
55
dB
V
CM
Input Common-Mode Voltage
input low, CMRR ≥ 50dB
–0.3
–0.20
V
0.00
V
input high, CMRR ≥ 50dB
5.3
5.20
V
5.00
V
+PSRR
Positive Power Supply
V+ = 5V to 12V,
82
70
65
dB
Rejection Ratio
V– = 0V, V
OUT = 1.5V
65
62
dB
–PSRR
Negative Power Supply
V+ = 0V, V– = –5V to –12V,
82
70
65
dB
Rejection Ratio
V
OUT = –1.5V
65
62
dB
C
IN
Common-Mode Input Capacitance
3
pF
V
OUT
Output Swing
output high, R
L = 2k
4.989
4.9
V
4.85
V
output low, R
L = 2k
0.011
0.1
V
0.15
V
output high, R
L = 600
4.963
4.9
V
4.8
V
output low, R
L = 600
0.037
0.1
V
0.2
V
I
SC
Output Short Circuit Current
sourcing (V
OUT = 0V) or
200
120
mA
Note 7
sinking (V
OUT = 5V)
80
mA
I
S
Supply Current
V
OUT = V+/2
0.5
0.85
mA
1.0
mA
LMC7101A
LMC7101B
Symbol
Parameter
Condition
Typ
Min
Max
Min
Max
Units
CMRR
Common-Mode Rejection Ratio
0V ≤ VCM ≤ 3.0V, Note 6
74
60
dB
V
CM
Input Common-Mode Voltage
input low, CMRR ≥ 50dB
–0.3
0
V
input high, CMRR ≥ 50dB
3.3
3.0
V
PSRR
Power Supply Rejection Ratio
V+ = 1.5V to 6.0V, V– =
80
68
60
dB
–1.5V to –6.0V, V
CM = 0
C
IN
Common-Mode Input Capacitance
3
pF
V
OUT
Output Swing
output high, R
L = 2k
2.992
2.9
V
output low, R
L = 2k
0.008
0.1
V
output high, R
L = 600
2.973
2.85
V
output low, R
L = 600
0.027
0.15
V
I
S
Supply Current
0.5
0.81
mA
0.95
mA