LTC2054C/LTC2055C ............................... 0°C to 70°C
LTC2054I/LTC2055I.............................. –40°C to 85°C
LTC2054H/LTC2055H .........................–40°C to 125°C
LTC2054MP .......................................–55°C to 150°C
Storage Temperature Range.................. –65°C to 150°C
DD Package .......................................–65°C to 125°C
Lead Temperature (Soldering, 10 sec)
TSOT23 and MS8 Packages ............................. 300°C
PIN CONFIGURATION
TOP VIEW
OUT A
5 V
+
–IN A
+IN A
V
–
TOP VIEW
OUT 1
V
–
2
+IN 3
4 –IN
1
2
3
4
8
7
6
5
V
+
OUT B
–IN B
+IN B
OUT A
–IN A
+IN A
V
–
1
2
3
4
TOP VIEW
8
7
6
5
V
+
OUT B
–IN B
+IN B
S5 PACKAGE
5-LEAD PLASTIC TSOT-23
T
JMAX
= 150°C,
θ
JA
= 250°C/W
DD PACKAGE
8-LEAD (3mm
×
3mm) PLASTIC DFN
UNDERSIDE METAL INTERNALLY
CONNECTED TO V
–
(PCB CONNECTION OPTIONAL)
T
JMAX
= 125°C,
θ
JA
= 160°C/W (NOTE 5)
MS8 PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 150°C,
θ
JA
= 200°C/W
ORDER INFORMATION
LEAD FREE FINISH
LTC2054CS5#PBF
LTC2054HVCS5#PBF
LTC2054IS5#PBF
LTC2054HVIS5#PBF
LTC2054HS5#PBF
LTC2054HVHS5#PBF
LTC2055CDD#PBF
LTC2055HVCDD#PBF
LTC2055IDD#PBF
LTC2055HVIDD#PBF
LTC2055HDD#PBF
LTC2055HVHDD#PBF
LTC2055CMS8#PBF
LTC2055HVCMS8#PBF
LTC2055IMS8#PBF
TAPE AND REEL
LTC2054CS5#TRPBF
LTC2054HVCS5#TRPBF
LTC2054IS5#TRPBF
LTC2054HVIS5#TRPBF
LTC2054HS5#TRPBF
LTC2054HVHS5#TRPBF
LTC2055CDD#TRPBF
LTC2055HVCDD#TRPBF
LTC2055IDD#TRPBF
LTC2055HVIDD#TRPBF
LTC2055HDD#TRPBF
LTC2055HVHDD#TRPBF
LTC2054CMS8#TRPBF
LTC2055HVCMS8#TRPBF
LTC2055IMS8#TRPBF
PART MARKING* PACKAGE DESCRIPTION
LTAGB
LTAGD
LTAGB
LTAGD
LTAGB
LTAGD
LBCW
LBCX
LBCW
LBCX
LBCW
LBCX
LTBCR
LTBCT
LTBCR
5-Lead Plastic TSOT-23
5-Lead Plastic TSOT-23
5-Lead Plastic TSOT-23
5-Lead Plastic TSOT-23
5-Lead Plastic TSOT-23
5-Lead Plastic TSOT-23
8-Lead (3mm
×
3mm) Plastic DFN
8-Lead (3mm
×
3mm) Plastic DFN
8-Lead (3mm
×
3mm) Plastic DFN
8-Lead (3mm
×
3mm) Plastic DFN
8-Lead (3mm
×
3mm) Plastic DFN
8-Lead (3mm
×
3mm) Plastic DFN
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
SPECIFIED TEMPERATURE RANGE
0°C to 70°C
0°C to 70°C
–40°C to 85°C
–40°C to 85°C
–40°C to 125°C
–40°C to 125°C
0°C to 70°C
0°C to 70°C
–40°C to 85°C
–40°C to 85°C
–40°C to 125°C
–40°C to 125°C
0°C to 70°C
0°C to 70°C
–40°C to 85°C
20545fc
2
LTC2054/LTC2055
ORDER INFORMATION
LEAD FREE FINISH
LTC2055HVIMS8#PBF
LTC2055HMS8#PBF
LTC2055HVHMS8#PBF
LTC2054MPS5#PBF
LTC2054HVMPS5#PBF
TAPE AND REEL
LTC2055HVIMS8#TRPBF
LTC2055HMS8#TRPBF
LTC2055HVHMS8#TRPBF
LTC2054MPS5#TRPBF
LTC2054HVMPS5#TRPBF
PART MARKING* PACKAGE DESCRIPTION
LTBCT
LTBCR
LTBCT
LTFFF
LTFFG
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
5-Lead Plastic TSOT-23
5-Lead Plastic TSOT-23
SPECIFIED TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 125°C
–55°C to 150°C
–55°C to 150°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to:
http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS
SYMBOL
I
S
I
S
V
OS
ΔV
OS
/ΔT
I
B
I
OS
e
n
CMRR
PARAMETER
Supply Current (LTC2054)
Supply Current Per Amplifier
(LTC2055)
Input Offset Voltage
Average Input Offset Drift
Long-Term Offset Drift
Input Bias Current
Input Offset Current
Input Noise Voltage
Common Mode Rejection Ratio
(Note 4)
CONDITIONS
No Load
No Load
(Note 3)
(Note 3)
(LTC2054/LTC2055) The
l
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25°C. V
S
= 3V, 5V unless otherwise noted. (Note 2)
LTC2054C/LTC2055C
LTC2054I/LTC2055I
MIN
●
●
LTC2054H/LTC2055H
MIN
TYP
140
130
± 0.5
0.02
50
±1
MAX
180
155
±3
± 0.05
UNITS
μA
μA
μV
μV/°C
nV/√mo
± 3000
±2
± 700
0.6
1.6
115
110
120
115
120
115
120
115
125
120
2.87
2.84
4.80
4.70
2.98
2.97
4.985
4.970
130
130
130
135
140
2.89
4.83
2.99
4.99
pA
pA
pA
pA
μV
P-P
μV
P-P
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V
V
V
V
V
V
V
V
20545fc
TYP
140
130
±0.5
MAX
175
150
±3
±0.03
●
0.02
50
±1
●
±150
±2
±300
0.6
1.6
(Note 4)
●
R
S
= 100Ω, DC to 1Hz
R
S
= 100Ω, DC to 10Hz
V
CM
= GND to V
+
– 0.7V
V
S
= 3V
V
CM
= GND to V
+
– 0.7V
V
S
= 5V
●
●
●
●
●
●
●
●
●
115
110
120
115
120
115
120
115
125
120
2.87
2.85
4.80
4.75
2.98
2.975
4.985
4.980
130
130
130
135
140
2.89
4.83
2.99
4.99
PSRR
A
VOL
Power Supply Rejection Ratio
Large-Signal Voltage Gain
V
S
= 2.7V to 6V
R
L
= 100k, V
S
= 3V, V
OUT
= V
S
/2
R
L
= 100k, V
S
= 5V, V
OUT
= V
S
/2
V
OUT
Output Voltage Swing High
R
L
= 5k to GND, V
S
= 3V
R
L
= 5k to GND, V
S
= 3V
R
L
= 5k to GND, V
S
= 5V
R
L
= 5k to GND, V
S
= 5V
R
L
= 100k to GND, V
S
= 3V
R
L
= 100k to GND, V
S
= 3V
R
L
= 100k to GND, V
S
= 5V
R
L
= 100k to GND, V
S
= 5V
3
LTC2054/LTC2055
ELECTRICAL CHARACTERISTICS
SYMBOL
V
OUT
PARAMETER
Output Voltage Swing Low
CONDITIONS
R
L
= 5k to GND, V
S
= 3V
R
L
= 5k to GND, V
S
= 3V
R
L
= 5k to GND, V
S
= 5V
R
L
= 5k to GND, V
S
= 5V
R
L
= 100k to GND, V
S
= 3V
R
L
= 100k to GND, V
S
= 3V
R
L
= 100k to GND, V
S
= 5V
R
L
= 100k to GND, V
S
= 5V
SR
GBW
f
S
Slew Rate
Gain Bandwidth Product
Internal Sampling Frequency
●
(LTC2054/LTC2055) The
l
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25°C. V
S
= 3V, 5V unless otherwise noted. (Note 2)
LTC2054C/LTC2055C
LTC2054I/LTC2055I
MIN
TYP
2
2
●
LTC2054H/LTC2055H
MIN
TYP
3
3
3
3
0.5
500
1
MAX
8
10
8
10
8
10
8
10
UNITS
mV
mV
mV
mV
mV
mV
mV
mV
V/μs
kHz
kHz
MAX
8
10
8
10
8
10
8
10
2
●
2
●
0.5
500
1
(LTC2054HV/LTC2055HV) The
●
denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at T
A
= 25°C. V
S
= ±5V unless otherwise noted. (Note 2)
LTC2054HVC/LTC2055HVC
LTC2054HVI/LTC2055HVI
SYMBOL
I
S
I
S
V
OS
ΔV
OS
/ΔT
I
B
I
OS
e
n
CMRR
PSRR
AVOL
V
OUT
PARAMETER
Supply Current
Supply Current (Per Amplifier)
Input Offset Voltage
Average Input Offset Drift
Long-Term Offset Drift
Input Bias Current
Input Offset Current
Input Noise Voltage
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Large-Signal Voltage Gain
(Note 4)
●
LTC2054HVH/LTC2055HVH
MIN
TYP
175
150
±0.5
0.025
50
±3
MAX
215
185
±5
± 0.05
UNITS
μA
μA
μV
μV/°C
nV/√mo
± 3000
±6
± 700
0.6
1.6
120
115
120
115
125
120
±4.78
±4.70
±4.98
±4.97
130
130
140
±4.82
±4.99
0.5
500
1
pA
pA
pA
pA
μV
P-P
μV
P-P
dB
dB
dB
dB
dB
dB
V
V
V
V
V/μs
kHz
kHz
CONDITIONS
No Load (LTC2054)
No Load (LTC2055)
(Note 3)
(Note 3)
●
●
●
MIN
TYP
175
150
±0.5
0.025
50
±3
MAX
210
180
±5
±0.03
±150
±6
±300
0.6
1.6
(Note 4)
●
R
S
= 100Ω, DC to 1Hz
R
S
= 100Ω, DC to 10Hz
V
CM
= GND to V
+
– 0.9
V
S
= 2.7V to 11V
R
L
= 100k, V
OUT
= GND
●
●
●
●
●
120
115
120
115
125
120
± 4.78
±4.75
± 4.98
±4.975
130
130
140
± 4.82
± 4.99
0.5
500
1
Maximum Output Voltage Swing R
L
= 5k to GND
R
L
= 5k to GND
R
L
= 100k to GND
R
L
= 100k to GND
SR
GBW
f
S
Slew Rate
Gain Bandwidth Product
Internal Sampling Frequency
20545fc
4
LTC2054/LTC2055
(LTC2054MP) The
l
denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at T
中风发生时，一切都是以秒来计算的。延误治疗可能导致大脑重大损伤。伦敦大学医学院的一位博士Alistair McEwan已经获得行为医学研究所(Action Medical Research)的同意，为急救人员开发一种无线诊断系统来减少时间延误。感谢抗血栓药物，一些病人在病情发作的三个小时之内可以完全恢复。但出血也会导致中风。医生在治疗之前需要确定发病原因，因为不适当的服用抗血栓药物会加重损害。...[详细]
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