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參數(shù)資料
| 型號(hào)： | DS1338U-18+ |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 8/16頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC RTC 56BYTE NV RAM 1.8V 8-USOP |
| 產(chǎn)品培訓(xùn)模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標(biāo)準(zhǔn)包裝： | 50 |
| 類型： | 時(shí)鐘/日歷 |
| 特點(diǎn)： | 閏年，NVSRAM，方波輸出 |
| 存儲(chǔ)容量： | 56B |
| 時(shí)間格式： | HH:MM:SS（12/24 小時(shí)） |
| 數(shù)據(jù)格式： | YY-MM-DD-dd |
| 接口： | I²C，2 線串口 |
| 電源電壓： | 1.71 V ~ 5.5 V |
| 電壓 - 電源，電池： | 1.3 V ~ 3.7 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 8-TSSOP，8-MSOP（0.118"，3.00mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 8-uMAX |
| 包裝： | 管件 |
DS1338 I2C RTC with 56-Byte NV RAM
16 of 16
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim
reserves the right to change the circuitry and specifications without notice at any time.
Maxim I nt egr at ed Product s, 120 San Gabr iel Dr ive, Sunnyvale, CA 94086 408- 737- 7600
2012 Maxim Integrated Products
Maxim is a registered trademark of Maxim Integrated Products, Inc.
REVISION HISTORY
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
100108
Modified the Features bullet to indicate that battery-backed RAM has unlimited
writes.
1
Removed leaded part numbers from the Ordering Information table.
1
Removed the pullup resistor voltage spec from the Recommended DC
Operating Conditions table and added it to the pin descriptions.
2, 7
Updated the block diagram (Figure 3) to show that SQW is open drain.
5
Added the initial POR state for time and date registers in the Power Control
section.
8
Added text to explain the use of the oscillator bit to control battery current in the
Clock and Calendar section.
9
9/11
Updated the Absolute Maximum Ratings, Recommended DC Operating
Conditions, DC Electrical Characteristics, Power Control, Oscillator Circuit,
Table 3, Handling, PBB Layout, and Assembly, Thermal Information, and
Package Information.
2, 8, 10, 15
3/12
Corrected the CH bit POR condition from 1 to 0 in the Power Control section
8
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1338U-18+ | 功能描述:實(shí)時(shí)時(shí)鐘 I2C Serial RTC w/56 Byte NV RAM RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| DS1338U-18+T&R | 制造商:Maxim Integrated Products 功能描述:SERIAL RTC 8PIN USOP 1.8V T&R - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC RTC 56BYTE NV RAM 1.8V 8-USOP |
| DS1338U-3 | 功能描述:實(shí)時(shí)時(shí)鐘 I2C Serial RTC w/56 Byte NV RAM RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| DS1338U-3/T&R | 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK SERL 56BYTE 8USOP - Tape and Reel |
| DS1338U-3+ | 功能描述:實(shí)時(shí)時(shí)鐘 I2C Serial RTC w/56 Byte NV RAM RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
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