参数资料
型号: LTC6257CMS#PBF
厂商: Linear Technology
文件页数: 7/24页
文件大小: 0K
描述: IC OPAMP QUAD 6.5MHZ 1.8V 16MSOP
标准包装: 37
放大器类型: 通用
电路数: 4
输出类型: 满摆幅
转换速率: 1.8 V/µs
增益带宽积: 6.5MHz
-3db带宽: 4.5MHz
电流 - 输入偏压: 5nA
电压 - 输入偏移: 100µV
电流 - 电源: 65µA
电流 - 输出 / 通道: 35mA
电压 - 电源,单路/双路(±): 1.8 V ~ 5.25 V,±0.9 V ~ 2.625 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 16-TFSOP(0.118",3.00mm 宽)
供应商设备封装: 16-MSOP
包装: 管件
LTC6255/LTC6256/LTC6257
625567fb
15
50
–10
40
20
0
–30
30
10
–40
–20
–50
GAIN
(dB)
625567 F03b
FREQUENCY (Hz)
10
100
100k
10M
1M
10k
1k
typicAl ApplicAtions
90.9k
VIN
625567 F03a
VOUT
0.9V
–0.9V
+
+
10k
1/2 LTC6256
Frequency Response of 40dB
Gain Amplifier
LTC6255 Very Low Power 2nd Order Lowpass Filter
The LTC6256 circuit shown in Figure 4 is a 2nd order,
100kHz, Butterworth lowpass filter. The filter’s differential
output maximizes the dynamic range in very low voltage
operation. A general 2nd order lowpass circuit is shown in
Figure 3. Gain of 100 Amplifier (3dB Bandwidth of 200kHz on 130A Supply Current)
Figure 5withtheequationstocalculatetheRCcomponents
for cutoff frequencies up to 100kHz for a Butterworth or a
Bessel approximation (a Bessel lowpass filter has very low
transient response overshoot). In addition the equations
for a 4th order lowpass filter are provided to calculate the
RC components for two cascaded 2nd order sections.
200kHz 130A Gain-of-100 Amplifier
A, 1.8V, 140A, 100kHz, Lowpass Filter
(Single-Ended Input and Differential Output)
Frequency Response
FREQUENCY (Hz)
GAIN
(dB)
625567 F04b
10k
100k
1M
6
–18
–30
–6
–42
–12
–24
0
–36
+
+
7
VOUT+
625567 F04a
VOUT–
2.49k
1/2 LTC6256
2
1
100pF
3
5
6
8
VIN
1000pF
10k
1.8V
2.49k
0.1F
4
10F
100k
Figure 4
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LTC6257HMS#PBF 功能描述:IC OPAMP QUAD 6.5MHZ 16MSOP RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:1 系列:- 放大器类型:通用 电路数:4 输出类型:满摆幅 转换速率:0.028 V/µs 增益带宽积:105kHz -3db带宽:- 电流 - 输入偏压:3nA 电压 - 输入偏移:100µV 电流 - 电源:3.3µA 电流 - 输出 / 通道:12mA 电压 - 电源,单路/双路(±):2.7 V ~ 12 V,±1.35 V ~ 6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:14-TSSOP(0.173",4.40mm 宽) 供应商设备封装:14-TSSOP 包装:剪切带 (CT) 其它名称:OP481GRUZ-REELCT
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