MAX690中文资料PDF规格书
MAX690规格书详情
General Description
The MAX690 family of supervisory circuits reduces the complexity and number of components required for power supply monitoring and battery control functions in microprocessor systems. These include µP reset and backup-battery switchover, watchdog timer, CMOS RAM write protection, and power-failure warning. The MAX690 family significantly improves system reliability and accuracy compared to that obtainable with separate ICs or discrete components.
Benefts and Features
● Supervisory Function Integration Saves Board Space while Fully Protecting Microprocessor-Based Systems
• Precision Voltage Monitor
- 4.65V (MAX690, MAX691, MAX694, MAX695)
- 4.40V (MAX692, MAX693)
• Power OK/Reset Time Delay
- 50ms, 200ms, or Adjustable
• Watchdog Timer
- 100ms, 1.6s, or Adjustable
• Battery Backup Power Switching
• Voltage Monitor for Power Fail or Low Battery Warning
• Minimum External Component Count
● Low Power Consumption in Battery Backup Mode Extends Battery Life
• 1µA Standby Current
● Onboard Gating of Chip Enable Signals Protects Against Erroneous Data Written to RAM During Low VCC Events
Applications
● Computers
● Controllers
● Intelligent Instruments
● Automotive Systems
● Critical µP Power Monitoring
产品属性
- 产品编号:
MAX6902ETA+T
- 制造商:
Analog Devices Inc./Maxim Integrated
- 类别:
集成电路(IC) > 实时时钟
- 包装:
管件
- 类型:
时钟/日历
- 特性:
警报器,闰年,NVSRAM,Y2K
- 存储容量:
31B
- 时间格式:
HH:MM:SS(12/24 小时)
- 日期格式:
YY-MM-DD-dd
- 接口:
SPI
- 电压 - 供电:
2V ~ 5.5V
- 电流 - 计时(最大值):
1.05µA ~ 4.2µA @ 2V ~ 5V
- 工作温度:
-40°C ~ 85°C
- 安装类型:
表面贴装型
- 封装/外壳:
8-WDFN 裸露焊盘
- 供应商器件封装:
8-TDFN(3x3)
- 描述:
IC RTC CLK/CALENDAR SPI 8-TDFN
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM |
23+ |
DIP |
1800 |
十七年VIP会员,诚信经营,一手货源,原装正品可零售! |
询价 | ||
MAXIM |
23+ |
DIP |
4963 |
询价 | |||
Maxim(美信) |
23+ |
NA |
6000 |
原厂原装现货订货价格优势终端BOM表可配单提供样品 |
询价 | ||
MAXIM |
2015+ |
DIP |
5700 |
进口原装正品 能17%开增值发票 |
询价 | ||
MAXIM |
2015+ |
DIP |
19889 |
一级代理原装现货,特价热卖! |
询价 | ||
MAXIM/美信 |
21+ |
DIP |
7540 |
只做原装正品假一赔十!正规渠道订货! |
询价 | ||
MAXIM |
23+ |
DIP |
3200 |
全新原装、诚信经营、公司现货销售! |
询价 | ||
MAXIM/美信 |
2024+实力库存 |
DIP |
54 |
只做原厂渠道 可追溯货源 |
询价 | ||
MAXIM |
2022 |
DIP |
2600 |
全新原装现货热卖 |
询价 | ||
MAXIM |
23+ |
SOP8 |
3700 |
绝对全新原装!现货!特价!请放心订购! |
询价 |
相关库存
更多- MAX689EPA
- MAX689ESA
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- MAX6897PAZT+
- MAX6899AAZT+
- MAX6897PAZT
- MAX6902
- MAX6900
- MAX6900ETT-T
- MAX6902
- MAX6901
- MAX6900ETT
- MAX690_EPA
- MAX690_CPA
- MAX690_CSA
- MAX690_C/D
- MAX690_ESA
- MAX690_MJA
- MAX690_CPA
- MAX690_CPA
- MAX690_C/D
- MAX690_C/D
- MAX690_CSA
- MAX690_CSA
- MAX690_EPA
- MAX690_EPA
- MAX690_ESA
- MAX690_ESA
- MAX690_MJA
- MAX690_MJA
- MAX690_V01