LTC6401-8
3
64018f
DC ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Input/Output Characteristic
G
DIFF
Gain V
IN
= ±400mV Differential
●
7.5 8 8.5 dB
TC
GAIN
Gain Temperature Drift V
IN
= ±400mV Differential
●
–0.5 mdB/°C
V
SWINGMIN
Output Swing Low Each Output, V
IN
= ±1.6V Differential
●
89 170 mV
V
SWINGMAX
Output Swing High Each Output, V
IN
= ±1.6V Differential
●
2.3 2.42 V
V
OUTDIFFMAX
Maximum Differential Output Swing 1dB Compressed
●
4.6 V
P-P
I
OUT
Output Current Drive V
OUT
> 2V
P-P,DIFF
●
10 mA
V
OS
Input Offset Voltage Differential
●
–4 4 mV
TCV
OS
Input Offset Voltage Drift Differential
●
3 μV/°C
I
VRMIN
Input Common Mode Voltage Range, MIN 1 V
I
VRMAX
Input Common Mode Voltage Range, MAX 1.6 V
R
INDIFF
Input Resistance (+IN, –IN) Differential
●
340 400 460
Ω
C
INDIFF
Input Capacitance (+IN, –IN) Differential, Includes Parasitic 1 pF
R
OUTDIFF
Output Resistance (+OUT, –OUT) Differential
●
18 25 32
Ω
R
OUTFDIFF
Filtered Output Resistance (+OUTF, –OUTF) Differential
●
85 100 115
Ω
C
OUTFDIFF
Filtered Output Capacitance (+OUTF, –OUTF) Differential, Includes Parasitic 2.7 pF
CMRR Common Mode Rejection Ratio Input Common Mode Voltage 1.1V~1.4V
●
36 55 dB
Output Common Mode Voltage Control
G
CM
Common Mode Gain V
OCM
= 1V to 1.6V 1 V/V
V
OCMMIN
Output Common Mode Range, MIN
●
1
1.1
V
V
V
OCMMAX
Output Common Mode Range, MAX
●
1.6
1.5
V
V
V
OSCM
Common Mode Offset Voltage V
OCM
= 1.1V to 1.5V
●
–15 15 mV
TCV
OSCM
Common Mode Offset Voltage Drift
●
5 μV/°C
IV
OCM
V
OCM
Input Current
●
3.6 15 μA
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E Pin
V
IL
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E Input Low Voltage
●
0.8 V
V
IH
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E Input High Voltage
●
2.4 V
I
IL
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E Input Low Current
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E = 0.8V
●
0.5 μA
I
IH
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E Input High Current
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E = 2.4V
●
1.4 4 μA
Power Supply
V
S
Operating Supply Range
●
2.85 3 3.5 V
I
S
Supply Current
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E = 0.8V, Input and Output Floating
●
36 45 60 mA
I
SHDN
Shutdown Supply Current
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E = 2.4V, Input and Output Floating
●
0.8 3 mA
PSRR Power Supply Rejection Ratio
(Differential Outputs)
V
+
= 2.85V to 3.5V
●
50 73.5 dB
The ● denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
+
= 3V, V
–
= 0V, +IN = –IN = V
OCM
= 1.25V,
⎯
E
⎯
N
⎯
A
⎯
B
⎯
L
⎯
E = 0V, No R
L
unless
otherwise noted.
