LTC1992-2CMS8 Linear Technology, LTC1992-2CMS8 Datasheet - Page 32

• Manufacturer Part Number: LTC1992-2CMS8
• Description: IC AMP/DVR I/O GAIN OF 2 8MSOP
• Manufacturer: Linear Technology

Specifications of LTC1992-2CMS8

• Amplifier Type: Differential
• Number Of Circuits: 1
• Output Type: Differential, Rail-to-Rail
• Slew Rate: 1.5 V/µs
• Gain Bandwidth Product: 3.2MHz
• Current - Input Bias: 2pA
• Voltage - Input Offset: 250µV
• Current - Supply: 700µA
• Current - Output / Channel: 30mA
• Voltage - Supply, Single/dual (±): 2.7 V ~ 11 V, ±1.35 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• -3db Bandwidth: -

LTC1992 Family
applicaTions inForMaTion

4AV
INPUT COMMON MODE LIMITS
OR
OUTPUT SIGNAL CLIPPING LIMIT
INPUT COMMON MODE LIMITS (NOTE: FOR THE FIXED GAIN LTC1992-X PARTS, V
OUTPUT SIGNAL CLIPPING LIMIT
V
P-PDIFF
INDIFF
A. CALCULATE V
B. WITH A KNOWN V
V
REF
OR
VOLTAGE AT INP AND INM NODES (V
WITHIN THE SPECIFIED LIMITS.
A
V
V
V
V
V
V
V
V
V
INCM(MAX)
INCM(MIN)
INCM(AMP)
INDIFF(MAX)
INSIG(MAX)
INSIG(MIN)
INSIGP-P
INSIG(MAX)
INSIG(MIN)
–A
A
–A
A
–A
INCM
= 2
= (–V
2AV
= 2
= THE GREATER VALUE OF V
= (+V
=
(V
= 2
= THE LESSER VALUE OF V
V
INCM
P-PDIFF
2AV
2AV
V
(
INP
MINIMUM AND MAXIMUM GIVEN R
P-P
(+V
INCM
S
(
(
S
+V
–V
P-P
P-P
– 0.1V) +
, R
+ V
– 1.3V) +
2
S
S
S
V
) = THE LESSER VALUE OF
– –V
V
IN
INM
INREF
– 1.3V –
– 0.1V –
INSIG
–V
+V
, R
IN
IN
S
FB
=
) – 1.2V
G + 1
G
1
AND V
G
1
G
V
V
(–V
(+V
Figure 5. Input Signal Limitations
R
R
R
R
INCM(AMP)
INREF
INREF
IN
IN
IN
IN
2
2
V
S
( )
OCM
S
INCM
+
– 0.1V – V
– 1.3V – V
NODE
NODE
NODE
NODE
V
V
G
( )
( )
1
INM
INM
INP
INP
INREF
OCM
, CALCULATE COMMON MODE
OCM
Differential Input Signals
+
+
Single End Input Signals
INREF
+
(+V
1
G
1
G
) AND CHECK THAT IT IS
G + 1
+
1
+V
–V
S
+
OCM
G
– –V
2
OCM
S
S
2
G
V
4
G
– 1.3V – V
– 0.1V – V
(+V
OCM
V
V
–
+
–
+
IN
(–V
)
(+V
OCM
)
OCM
S
, R
) – 1.2V
S
R
R
R
R
S
S
FB
FB
– V
FB
FB
FB
+
–
+
–
– V
– V
LTC1992
AND V
LTC1992
OCM
OCM
OCM
OCM
OCM
)
) OR V
) OR V
) OR
)
)
OCM
INREF
G
4
INREF
INREF
(V
V
V
OCM
OUTCM
OUTCM
G =
G =
+
+V
–V
+V
–V
+
AND V
2
G
OUT
OUT
OUT
OUT
G
2
R
R
R
R
– –V
(V
FB
FB
IN
IN
(V
OCM
INSIG
OCM
S
–B
)
–B
B
B
– –V
– +V
CANNOT EXCEED THE SUPPLIES)
–B
–B
B
B
S
S
)
)
2BV
2BV
2BV
2BV
1992 F05
P-P
P-P
P-P
P-P
V
4BV
V
4BV
OUTDIFF
OUTDIFF
P-PDIFF
P-PDIFF
1992fa