参数资料
型号: LT1193IS8#TRPBF
厂商: Linear Technology
文件页数: 11/12页
文件大小: 0K
描述: IC AMP VIDEO DIF ADJ GAIN 8-SOIC
标准包装: 2,500
应用: 差分
电路数: 1
-3db带宽: 80MHz
转换速率: 500 V/µs
电流 - 电源: 35mA
电流 - 输出 / 通道: 50mA
电压 - 电源,单路/双路(±): 4.75 V ~ 16 V,±2.38 V ~ 8 V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
8
LT1193
1193fb
V +
7
6
LT1193
V
4
1
8
OUT
V
+
3
2
VIN
SHDN
5
AV = –
RFB + RG
RG
AV = +
RFB + RG
RG
RFB
7
6
LT1193
4
1
8
VOUT
+
3
2
VINDIFF
SHDN
5
VO = (VINDIFF + VIN)
RFB + RG
RG
RFB + RG
RG
RFB
RG
RFB
LT1193 TA03
7
6
LT1193
4
+/REF
1
–/FB
8
VOUT
+
3
2
5
VO =
RFB
7
6
LT1193
4
1
8
VOUT
+
3
2
VIN
SHDN
5
RFB
VIN
(
( VINDIFF –VIN
( (
+/REF
–/FB
+/REF
–/FB
+/REF
–/FB
RG
VINDIFF
RG
V +
V
V +
V
V +
V
APPLICATIO S I FOR ATIO
WU
UU
In many applications and those requiring good settling
time it is important to use multiple bypass capacitors. A
0.1
F ceramic disc in parallel with a 4.7F tantalum is
recommended. Two oscilloscope photos with different
bypass conditions are used to illustrate the settling time
characteristics of the amplifier. Note that although the
output waveform looks acceptable at 1V/DIV, when ampli-
fied to 10mV/DIV the settling time to 10mV is 347ns for the
0.1
F bypass; the time drops to 96ns with multiple bypass
capacitors.
Operating With Low Closed-Loop Gains
The LT1193 has been optimized for closed-loop gains of
2 or greater; the frequency response illustrates the ob-
tainable closed-loop bandwidths. For a closed-loop gain
of 2 the response peaks about 2dB. Peaking can be
minimized by keeping the feedback elements below 1k
,
and can be eliminated by placing a capacitor across the
feedback resistor, (feedback zero). This peaking shows
up as time domain overshoot of about 40%. With the
feedback capacitor it is eliminated.
Cable Terminations
The LT1193 video difference amplifier has been optimized
as a low cost cable driver. The
±50mA guaranteed output
current enables the LT1193 to easily deliver 7.5VP-P into
No Supply Bypass Capacitors
LT1192 TA04
AV = 10, IN DEMO BOARD, RL = 1k
LT1192 TA05
SETTLING TIME TO 10mV, AV = 2
SUPPLY BYPASS CAPACITORS = 0.1
F
VOUT
1V/DIV
0V
LT1192 TA06
SETTLING TIME TO 10mV, AV = 2
SUPPLY BYPASS CAPACITORS = 0.1
F + 4.7F TANTALUM
VOUT
1V/DIV
0V
Settling Time Poor Bypass
Settling Time Good Bypass
0V
VOUT
10mV/DIV
VOUT
10mV/DIV
相关PDF资料
PDF描述
LT1194CS8#TRPBF IC AMP VIDEO DIF GAIN=10 8-SOIC
LT1195CS8#TRPBF IC OP-AMP LOW-PWR HI-SPEED 8SOIC
LT1204CSW#TRPBF IC VIDEOMUX CFA 75MHZ 4IN 16SOIC
LT1227CS8#TRPBF IC VIDEO CURRNT FEEDBK AMP 8SOIC
LT1252CS8 IC AMP VIDEO LOW COST SNGL 8SOIC
相关代理商/技术参数
参数描述
LT1194CN8 功能描述:IC AMP VIDEO DIF GAIN=10 8DIP RoHS:否 类别:集成电路 (IC) >> 线性 - 放大器 - 视频放大器和频缓冲器 系列:- 标准包装:1,000 系列:- 应用:驱动器 输出类型:差分 电路数:3 -3db带宽:350MHz 转换速率:1000 V/µs 电流 - 电源:14.5mA 电流 - 输出 / 通道:60mA 电压 - 电源,单路/双路(±):5 V ~ 12 V,±2.5 V ~ 6 V 安装类型:表面贴装 封装/外壳:20-VFQFN 裸露焊盘 供应商设备封装:20-QFN 裸露焊盘(4x4) 包装:带卷 (TR)
LT1194CN8#PBF 功能描述:IC AMP VIDEO DIF GAIN=10 8DIP RoHS:是 类别:集成电路 (IC) >> 线性 - 放大器 - 视频放大器和频缓冲器 系列:- 标准包装:1,000 系列:- 应用:驱动器 输出类型:差分 电路数:3 -3db带宽:350MHz 转换速率:1000 V/µs 电流 - 电源:14.5mA 电流 - 输出 / 通道:60mA 电压 - 电源,单路/双路(±):5 V ~ 12 V,±2.5 V ~ 6 V 安装类型:表面贴装 封装/外壳:20-VFQFN 裸露焊盘 供应商设备封装:20-QFN 裸露焊盘(4x4) 包装:带卷 (TR)
LT1194CS8 功能描述:IC AMP VIDEO DIF GAIN=10 8-SOIC RoHS:否 类别:集成电路 (IC) >> 线性 - 放大器 - 视频放大器和频缓冲器 系列:- 标准包装:1,000 系列:- 应用:驱动器 输出类型:差分 电路数:3 -3db带宽:350MHz 转换速率:1000 V/µs 电流 - 电源:14.5mA 电流 - 输出 / 通道:60mA 电压 - 电源,单路/双路(±):5 V ~ 12 V,±2.5 V ~ 6 V 安装类型:表面贴装 封装/外壳:20-VFQFN 裸露焊盘 供应商设备封装:20-QFN 裸露焊盘(4x4) 包装:带卷 (TR)
LT1194CS8#PBF 功能描述:IC AMP VIDEO DIF GAIN=10 8-SOIC RoHS:是 类别:集成电路 (IC) >> 线性 - 放大器 - 视频放大器和频缓冲器 系列:- 标准包装:1,000 系列:- 应用:驱动器 输出类型:差分 电路数:3 -3db带宽:350MHz 转换速率:1000 V/µs 电流 - 电源:14.5mA 电流 - 输出 / 通道:60mA 电压 - 电源,单路/双路(±):5 V ~ 12 V,±2.5 V ~ 6 V 安装类型:表面贴装 封装/外壳:20-VFQFN 裸露焊盘 供应商设备封装:20-QFN 裸露焊盘(4x4) 包装:带卷 (TR)
LT1194CS8#TR 功能描述:IC AMP VIDEO DIFF ADJUST 8SOIC RoHS:否 类别:集成电路 (IC) >> 线性 - 放大器 - 视频放大器和频缓冲器 系列:- 标准包装:1,000 系列:- 应用:驱动器 输出类型:差分 电路数:3 -3db带宽:350MHz 转换速率:1000 V/µs 电流 - 电源:14.5mA 电流 - 输出 / 通道:60mA 电压 - 电源,单路/双路(±):5 V ~ 12 V,±2.5 V ~ 6 V 安装类型:表面贴装 封装/外壳:20-VFQFN 裸露焊盘 供应商设备封装:20-QFN 裸露焊盘(4x4) 包装:带卷 (TR)