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LT1794ISW

产品描述High Speed Operational Amplifiers LT1794 - Dual 500mA, 200MHz xDSL Line Driver Amplifier
产品类别模拟混合信号IC    放大器电路   
文件大小273KB,共20页
制造商ADI(亚德诺半导体)
官网地址https://www.analog.com
下载数据手册 下载用户手册 详细参数 选型对比 全文预览

LT1794ISW概述

High Speed Operational Amplifiers LT1794 - Dual 500mA, 200MHz xDSL Line Driver Amplifier

LT1794ISW规格参数

参数名称属性值
是否Rohs认证不符合
厂商名称ADI(亚德诺半导体)
包装说明SOP,
Reach Compliance Codenot_compliant
ECCN代码EAR99
放大器类型OPERATIONAL AMPLIFIER
最大平均偏置电流 (IIB)6 µA
标称共模抑制比83 dB
最大输入失调电压7500 µV
JESD-30 代码R-PDSO-G20
JESD-609代码e0
长度12.8 mm
湿度敏感等级1
负供电电压上限-18 V
标称负供电电压 (Vsup)-5 V
功能数量2
端子数量20
最高工作温度85 °C
最低工作温度-40 °C
封装主体材料PLASTIC/EPOXY
封装代码SOP
封装形状RECTANGULAR
封装形式SMALL OUTLINE
峰值回流温度(摄氏度)235
认证状态Not Qualified
座面最大高度2.65 mm
标称压摆率200 V/us
供电电压上限18 V
标称供电电压 (Vsup)5 V
表面贴装YES
技术BIPOLAR
温度等级INDUSTRIAL
端子面层Tin/Lead (Sn/Pb)
端子形式GULL WING
端子节距1.27 mm
端子位置DUAL
处于峰值回流温度下的最长时间20
标称均一增益带宽200000 kHz
宽度7.5 mm

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LT1794
Dual 500mA, 200MHz
xDSL Line Driver Amplifier
FEATURES
s
s
s
s
s
s
s
DESCRIPTIO
s
s
s
Exceeds All Requirements For Full Rate,
Downstream ADSL Line Drivers
±500mA
Minimum I
OUT
±11.1V
Output Swing, V
S
=
±12V,
R
L
= 100Ω
±10.9V
Output Swing, V
S
=
±12V,
I
L
= 250mA
Low Distortion: – 82dBc at 1MHz, 2V
P-P
Into 50Ω
Power Saving Adjustable Supply Current
Power Enhanced Small Footprint Packages:
20-Lead TSSOP and 20-Lead SW
200MHz Gain Bandwidth
500V/µs Slew Rate
Specified at
±15V, ±12V
and
±5V
The LT
®
1794 is a 500mA minimum output current, dual op
amp with outstanding distortion performance. The ampli-
fiers are gain-of-ten stable, but can be easily compensated
for lower gains. The extended output swing allows for
lower supply rails to reduce system power. Supply current
is set with an external resistor to optimize power dissipa-
tion. The LT1794 features balanced, high impedance in-
puts with low input bias current and input offset voltage.
Active termination is easily implemented for further sys-
tem power reduction. Short-circuit protection and thermal
shutdown insure the device’s ruggedness.
The outputs drive a 100Ω load to
±11.1V
with
±12V
supplies, and
±10.9V
with a 250mA load. The LT1794,
with its increased swing on lower supplies, can be used to
upgrade LT1795 line driver applications.
The LT1794 is available in the very small, thermally
enhanced, 20-lead TSSOP for maximum port density in
line driver applications. The 20-lead SW is also available.
, LTC and LT are registered trademarks of Linear Technology Corporation.
APPLICATIO S
s
s
s
s
s
High Density ADSL Central Office Line Drivers
High Efficiency ADSL, HDSL2, G.lite,
SHDSL Line Drivers
Buffers
Test Equipment Amplifiers
Cable Drivers
TYPICAL APPLICATIO
High Efficiency
±12V
Supply ADSL Central Office Line Driver
12V
R
BIAS
24.9k
SHDN
12.7Ω
+IN
+
1/2
LT1794
1k
110Ω
1000pF
1:2*
110Ω
1k
*COILCRAFT X8390-A OR EQUIVALENT
I
SUPPLY
= 10mA PER AMPLIFIER
WITH R
BIAS
= 24.9k
1794 TA01
1/2
LT1794
–IN
12.7Ω
SHDNREF
+
–12V
U
100Ω
U
U
1

LT1794ISW相似产品对比

LT1794ISW LT1794CSW#TR LT1794IFE LT1794ISW#PBF LT1794IFE#TRPBF LT1794CSW#TRPBF LT1794ISW#TRPBF LT1794ISW#TR LT1794IFE#PBF LT1794CSW#PBF
描述 High Speed Operational Amplifiers LT1794 - Dual 500mA, 200MHz xDSL Line Driver Amplifier High Speed Operational Amplifiers LT1794 - Dual 500mA, 200MHz xDSL Line Driver Amplifier High Speed Operational Amplifiers LT1794 - Dual 500mA, 200MHz xDSL Line Driver Amplifier High Speed Operational Amplifiers Dual 500mA OA / DSL DRIVER High Speed Operational Amplifiers Dual 500mA OA / DSL DRIVER 高速运算放大器 2x 500mA, 200MHz xDSL Line Drvr Amp 高速运算放大器 Dual 500mA OA / DSL DRIVER 高速运算放大器 LT1794 - Dual 500mA, 200MHz xDSL Line Driver Amplifier 高速运算放大器 Dual 500mA OA / DSL DRIVER 高速运算放大器 Dual 500mA OA / DSL DRIVER
是否Rohs认证 不符合 不符合 不符合 符合 符合 符合 符合 不符合 符合 符合
厂商名称 ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体) ADI(亚德诺半导体)
包装说明 SOP, SOP, TSSOP, SOP, TSSOP, SOP, SOP, SOP, TSSOP, SOP,
Reach Compliance Code not_compliant compliant not_compliant compliant compliant compliant compliant not_compliant compliant compliant
放大器类型 OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER OPERATIONAL AMPLIFIER
最大平均偏置电流 (IIB) 6 µA 6 µA 6 µA 6 µA 6 µA 6 µA 6 µA 6 µA 6 µA 6 µA
标称共模抑制比 83 dB 83 dB 83 dB 83 dB 83 dB 83 dB 83 dB 83 dB 83 dB 83 dB
最大输入失调电压 7500 µV 7500 µV 7500 µV 7500 µV 7500 µV 7500 µV 7500 µV 7500 µV 7500 µV 7500 µV
JESD-30 代码 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20 R-PDSO-G20
JESD-609代码 e0 e0 e0 e3 e3 e3 e3 e0 e3 e3
长度 12.8 mm 12.8 mm 6.5 mm 12.8 mm 6.5 mm 12.8 mm 12.8 mm 12.8 mm 6.5 mm 12.8 mm
湿度敏感等级 1 1 1 1 1 1 1 1 1 1
负供电电压上限 -18 V -18 V -18 V -18 V -18 V -18 V -18 V -18 V -18 V -18 V
标称负供电电压 (Vsup) -5 V -5 V -5 V -5 V -5 V -5 V -5 V -5 V -5 V -5 V
功能数量 2 2 2 2 2 2 2 2 2 2
端子数量 20 20 20 20 20 20 20 20 20 20
最高工作温度 85 °C 70 °C 85 °C 85 °C 85 °C 70 °C 85 °C 85 °C 85 °C 70 °C
最低工作温度 -40 °C - -40 °C -40 °C -40 °C - -40 °C -40 °C -40 °C -
封装主体材料 PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
封装代码 SOP SOP TSSOP SOP TSSOP SOP SOP SOP TSSOP SOP
封装形状 RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
封装形式 SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE
峰值回流温度(摄氏度) 235 255 235 260 260 250 260 235 260 260
认证状态 Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
座面最大高度 2.65 mm 2.65 mm 1.2 mm 2.65 mm 1.2 mm 2.65 mm 2.65 mm 2.65 mm 1.2 mm 2.65 mm
标称压摆率 200 V/us 200 V/us 200 V/us 200 V/us 200 V/us 200 V/us 200 V/us 200 V/us 200 V/us 200 V/us
供电电压上限 18 V 18 V 18 V 18 V 18 V 18 V 18 V 18 V 18 V 18 V
标称供电电压 (Vsup) 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
表面贴装 YES YES YES YES YES YES YES YES YES YES
技术 BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR
温度等级 INDUSTRIAL COMMERCIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL COMMERCIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL COMMERCIAL
端子面层 Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) MATTE TIN Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Tin/Lead (Sn/Pb) MATTE TIN MATTE TIN
端子形式 GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
端子节距 1.27 mm 1.27 mm 0.65 mm 1.27 mm 0.65 mm 1.27 mm 1.27 mm 1.27 mm 0.65 mm 1.27 mm
端子位置 DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL
处于峰值回流温度下的最长时间 20 40 20 30 30 NOT SPECIFIED 30 20 30 30
标称均一增益带宽 200000 kHz 200000 kHz 200000 kHz 200000 kHz 200000 kHz 200000 kHz 200000 kHz 200000 kHz 200000 kHz 200000 kHz
宽度 7.5 mm 7.5 mm 4.4 mm 7.5 mm 4.4 mm 7.5 mm 7.5 mm 7.5 mm 4.4 mm 7.5 mm
Brand Name - - - Analog Devices Inc Analog Devices Inc Analog Devices Inc Analog Devices Inc - Analog Devices Inc Analog Devices Inc
是否无铅 - - - 含铅 含铅 含铅 含铅 - 含铅 含铅
针数 - - - 20 20 20 20 - 20 20
制造商包装代码 - - - 05-08-1620 (SW20) 05-08-1663 (CA) 05-08-1620 (SW20) 05-08-1620 (SW20) - 05-08-1663 (CA) 05-08-1620 (SW20)
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