参数资料
型号: LTC2055IMS8#TRPBF
厂商: Linear Technology
文件页数: 14/16页
文件大小: 0K
描述: IC OPAMP ZERO DRFT DUAL LP 8MSOP
标准包装: 2,500
放大器类型: 断路器(零漂移)
电路数: 2
输出类型: 满摆幅
转换速率: 0.5 V/µs
增益带宽积: 500kHz
电流 - 输入偏压: 1pA
电压 - 输入偏移: 0.5µV
电流 - 电源: 130µA
电压 - 电源,单路/双路(±): 2.7 V ~ 6 V
工作温度: -40°C ~ 85°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: 带卷 (TR)
LTC2054/LTC2055
7
20545fc
TYPICAL PERFORMANCE CHARACTERISTICS
Common Mode Rejection Ratio
vs Frequency
DC CMRR
vs Common Mode Input Range
PSRR vs Frequency
Output Voltage Swing
vs Load Resistance
Output Swing
vs Load Current
Short-Circuit Output Current
vs Supply Voltage
Gain/Phase vs Frequency
Input Bias Current vs Temperature
FREQUENCY (Hz)
20
CMRR
(dB)
40
80
120
140
1
100
1k
100k
20545 G01
0
10
10k
60
100
VS = 3V OR 5V
VCM = 0.5VP-P
VCM (V)
20
CMRR
(dB)
40
80
120
140
13
4
0
20545 G02
0
25
60
100
VS = 3V
VS = 5V
TA = 25°C
FREQUENCY (Hz)
10
PSRR
(dB)
140
120
100
80
60
40
20
0
–20
–40
100
1k
10k
100k
20545 G03
1M
+PSRR
VS = ±2.5V
–PSRR
LOAD RESISTANCE (kΩ)
0
OUTPUT
SWING
(V)
2
4
20545 G04
6
5
4
3
2
1
0
–1
–2
–3
–4
–5
RL TO GND
VS = ±5V
VS = ±2.5V
VS = ±1.5V
VS = ±5V
SOURCING OR SINKING LOAD CURRENT (mA)
0
V+
V+ – 0.5
V+ – 1.0
V+ – 1.5
V+ 1.5
V+ 1.0
V+ 0.5
V
3
20545 G05
12
4
5
OUTPUT
SWING
(V)
VS = ±2.5V
VS = ±5V
VS = ±1.5V
TOTAL SUPPLY VOLTAGE, V+ TO V(V)
345
–6
–8
–10
SHORT-CIRCUIT
OUTPUT
CURRENT,
I
OUT
(mA)
–4
–2
0
2
6
8
79
20545 G06
10
11
4
ISINK
VOUT = V
+
ISOURCE
VOUT = V
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
GAIN
(dB)
20
40
60
120
100
20545 G07
–20
–40
80
–160
–140
–120
–60
–80
–200
0
–180
–220
–100
PHASE
(DEG)
VS = ±2.5V
VIN = 0.5VP-P
RL = 10kΩ
CL = 30pF
CL = 50pF
CL = 100pF
GAIN
PHASE
TEMPERATURE (°C)
–55
BIAS
CURRENT
(pA)
155
20545 G08
50
85
120
100000
10000
1000
100
10
1
15
–20
VS = ±5V
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