參數(shù)資料
型號(hào): DS14285S
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): Timer or RTC
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO24
封裝: 0.300 INCH, SOP-24
文件頁(yè)數(shù): 15/26頁(yè)
文件大?。?/td> 515K
代理商: DS14285S
DS14285/DS14287
22 of 26
POWER-DOWN/POWER-UP TIMING
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
CS
at VIH before Power-Down
tPD
0
s
VCC slew from 4.5V to 0V ( CS at VIH)
tF
300
s
VCC slew from 0V to 4.5V ( CS at VIH)
tR
100
s
CS
at VIH after Power-Up
tREC
20
200
ms
Chip-Enable Propagation Delay to
External SRAM
tCED
10
ns
(TA = +25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
Expected Data Retention for DS14287
tDR
10
years
10
NOTE: The RTC keeps time to an accuracy of +1 minute per month during
data retention time for the period of tDR.
WARNING: Under no circumstances are negative undershoots, of any
amplitude, allowed when device is in battery-backup mode.
相關(guān)PDF資料
PDF描述
DS14285N 1 TIMER(S), REAL TIME CLOCK, PDIP24
DS14285SN 1 TIMER(S), REAL TIME CLOCK, PDSO24
DS14285Q 1 TIMER(S), REAL TIME CLOCK, PQCC28
DS14285 1 TIMER(S), REAL TIME CLOCK, PDIP24
DS1670S 0 TIMER(S), REAL TIME CLOCK, PDSO20
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS14285S/T&R 制造商:Maxim Integrated Products 功能描述:IC RTC W/NV RAM CNTRL 24-SOIC
DS14285S/T&R 功能描述:實(shí)時(shí)時(shí)鐘 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
DS14285S/TR 制造商:DALLAS 制造商全稱(chēng):Dallas Semiconductor 功能描述:Real-Time Clock with NV RAM
DS14285S+ 功能描述:實(shí)時(shí)時(shí)鐘 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
DS14285S+T&R 制造商:Maxim Integrated Products 功能描述:IC RTC W/NV RAM CNTRL 24-SOIC