参数资料
型号: LTC1540IMS8#TRPBF
厂商: Linear Technology
文件页数: 1/12页
文件大小: 0K
描述: IC COMP NANOPOWER W/REF 8-MSOP
标准包装: 2,500
类型: 带电压基准
元件数: 1
输出类型: CMOS,TTL
电压 - 电源,单路/双路(±): 2 V ~ 11 V,±1 V ~ 5.5 V
电压 - 输入偏移(最小值): 12mV @ 5V
电流 - 静态(最大值): 710nA
CMRR, PSRR(标准): 80dB CMRR,80dB PSRR
传输延迟(最大): 60µs
磁滞: 50mV
工作温度: -40°C ~ 85°C
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
安装类型: 表面贴装
包装: 带卷 (TR)
1
LTC1540
sn1540 1540fas
APPLICATIO S
U
DESCRIPTIO
U
FEATURES
TYPICAL APPLICATIO
U
Nanopower Comparator
with Reference
V +
R1
4.32M
1%
R2
3M
1%
3.3V
V
21
7
8
GND
OUT
LTC1540
1540 TA01
IN+
IN
HYST
REF
3
4
5
6
+
TEMPERATURE (°C)
–40
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
20
60
1540 TA02
–20
0
40
80
100
SUPPLY
CURRENT
(
A)
V+ = 5V
V= GND = 0V
The LTC
1540 is an ultralow power, single comparator
with built-in reference. The comparator’s features
include less than 0.6A supply current over the commer-
cial temperature range, a 1.182V ±2% reference, pro-
grammable hysteresis and TTL/CMOS outputs that sink
and source current. The reference output can drive a
bypass capacitor of up to 0.01F without oscillation.
The comparator operates from a single 2V to 11V supply
or a dual ±1V to ±5.5V supply. Comparator hysteresis is
easily programmed by using two resistors and the HYST
pin. Each comparator’s input operates from the negative
supply to within 1.3V of the positive supply. The compara-
tor output stage can continuously source up to 40mA. By
eliminating the cross-conducting current that normally
occur when the comparator changes logic states, power
supply glitches are eliminated.
The LTC1540 is available in the 8-pin MSOP and SO
packages. For space limited applications, the LTC1540 is
available in a 3mm x 3mm low profile (0.8mm) dual fine-
pitch leadless package (DFN).
Nanopower 2.9V VCC Threshold Detector
LTC1540 Supply Current vs Temperature
Ultralow Quiescent Current: 0.3
A Typ
Reference Output Drives 0.01
F Capacitor
Adjustable Hysteresis
Available in 3mm x 3mm x 0.8mm DFN Package
Wide Supply Range: 2V to 11V
Input Voltage Range Includes the Negative Supply
Reference Output Sources Up to 1mA
TTL/CMOS Compatible Outputs
60s Propagation Delay with 10mV Overdrive
No Crowbar Current
40mA Continuous Source Current
Pin Compatible with LTC1440, MAX921, MAX931
, LTC and LT are registered trademarks of Linear Technology Corporation.
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LTC1540IS8#PBF 制造商:Linear Technology 功能描述:Micropower Comparator IC
LTC1540IS8#TR 功能描述:IC COMPARATOR 2% VOLT REF 8SOIC RoHS:否 类别:集成电路 (IC) >> 线性 - 比较器 系列:- 标准包装:25 系列:- 类型:带电压基准 元件数:4 输出类型:CMOS,开路漏极,TTL 电压 - 电源,单路/双路(±):2 V ~ 11 V,±1 V ~ 5.5 V 电压 - 输入偏移(最小值):10mV @ 5V 电流 - 输入偏压(最小值):- 电流 - 输出(标准):0.015mA @ 5V 电流 - 静态(最大值):8.5µA CMRR, PSRR(标准):80dB CMRR,80dB PSRR 传输延迟(最大):12µs 磁滞:50mV 工作温度:0°C ~ 70°C 封装/外壳:16-DIP(0.300",7.62mm) 安装类型:通孔 包装:管件
LTC1540IS8#TRPBF 功能描述:IC COMP NANOPOWER W/REF 8-SOIC RoHS:是 类别:集成电路 (IC) >> 线性 - 比较器 系列:- 标准包装:25 系列:- 类型:带电压基准 元件数:4 输出类型:CMOS,开路漏极,TTL 电压 - 电源,单路/双路(±):2 V ~ 11 V,±1 V ~ 5.5 V 电压 - 输入偏移(最小值):10mV @ 5V 电流 - 输入偏压(最小值):- 电流 - 输出(标准):0.015mA @ 5V 电流 - 静态(最大值):8.5µA CMRR, PSRR(标准):80dB CMRR,80dB PSRR 传输延迟(最大):12µs 磁滞:50mV 工作温度:0°C ~ 70°C 封装/外壳:16-DIP(0.300",7.62mm) 安装类型:通孔 包装:管件