参数资料
型号: LTC2053CMS8-SYNC#PBF
厂商: Linear Technology
文件页数: 1/18页
文件大小: 0K
描述: IC INSTRUMNT AMP R-RIN/OUT 8MSOP
标准包装: 50
放大器类型: 断路器(零漂移)
电路数: 1
输出类型: 满摆幅
转换速率: 0.2 V/µs
增益带宽积: 200kHz
电流 - 输入偏压: 4nA
电压 - 输入偏移: 5µV
电流 - 电源: 950µA
电压 - 电源,单路/双路(±): 2.7 V ~ 11 V,±1.35 V ~ 5.5 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-MSOP
包装: 管件
LTC2053/LTC2053-SYNC
2053syncfc
Typical applicaTion
FeaTures
DescripTion
Precision, Rail-to-Rail,
Zero-Drift, Resistor-Programmable
Instrumentation Amplifier
The LTC2053 is a high precision instrumentation ampli-
fier. The CMRR is typically 116dB with a single or dual
5V supply and is independent of gain. The input offset
voltage is guaranteed below 10V with a temperature
drift of less than 50nV/°C. The LTC2053 is easy to use;
the gain is adjustable with two external resistors, like a
traditional op amp.
The LTC2053 uses charge balanced sampled data tech-
niques to convert a differential input voltage into a single
ended signal that is in turn amplified by a zero-drift op-
erational amplifier.
The differential inputs operate from rail-to-rail and the
single-ended output swings from rail-to-rail. The LTC2053
can be used in single-supply applications, as low as 2.7V.
It can also be used with dual ±5.5V supplies. The LTC2053
requires no external clock, while the LTC2053-SYNC has
a CLK pin to synchronize to an external clock.
The LTC2053 is available in an MS8 surface mount pack-
age. For space limited applications, the LTC2053 is avail-
able in a 3mm × 3mm × 0.8mm dual fine pitch leadless
package (DFN).
Typical Input Referred Offset vs Input
Common Mode Voltage (VS = 3V)
applicaTions
n
116dB CMRR Independent of Gain
n
Maximum Offset Voltage: 10V
n
Maximum Offset Voltage Drift: 50nV/°C
n
Rail-to-Rail Input
n
Rail-to-Rail Output
n
2-Resistor Programmable Gain
n
Supply Operation: 2.7V to ±5.5V
n
Typical Noise: 2.5VP-P (0.01Hz to 10Hz)
n
Typical Supply Current: 750A
n
LTC2053-SYNC Allows Synchronization to
External Clock
n
Available in MS8 and 3mm × 3mm × 0.8mm
DFN Packages
n
Thermocouple Amplifiers
n
Electronic Scales
n
Medical Instrumentation
n
Strain Gauge Amplifiers
n
High Resolution Data Acquisition
L
, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear
Technology Corporation. All other trademarks are the property of their respective owners.
Differential Bridge Amplifier
+
LTC2053
2
3
7
8
0.1F
3V
R < 10k
1, 4
5
6
R2 10k
2053 TA01
OUT
0.1F
R1
10
GAIN = 1+
R2
R1
INPUT COMMON MODE VOLTAGE (V)
0
INPUT
OFFSET
VOLTAGE
(V)
15
10
5
0
–5
–10
–15
0.5
1.0
1.5
2.0
2053 TA01b
2.5
3.0
VS = 3V
VREF = 0V
TA = 25°C
G = 1000
G = 100
G = 10
G = 1
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