參數(shù)資料
型號(hào): DS1744
英文描述: Y2K-Compliant, Nonvolatile Timekeeping RAMs
文件頁(yè)數(shù): 13/18頁(yè)
文件大?。?/td> 348K
代理商: DS1744
DS1744/DS1744P Y2K-Compliant, Nonvolatile Timekeeping RAMs
13 of 18
POWER-UP/DOWN CHARACTERISTICS (3.3V)
(V
CC
= 3.3V 10%, T
A
= Over the operating range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
CE or WE at V
IH
, Before Power-
Down
V
CC
Fall Time: V
PF(MAX)
to V
PF(MIN)
t
PD
0
s
t
F
300
s
V
CC
Rise Time: V
PF(MIN)
to V
PF(MAX)
t
R
0
s
V
PF
to RST High
Expected Data-Retention Time
(Oscillator ON)
POWER-UP/DOWN WAVEFORM TIMING (3.3V DEVICE)
t
REC
35
ms
t
DR
10
years
5, 6
CAPACITANCE
(T
A
= +25°C)
PARAMETER
Capacitance On All Input Pins
Capacitance On All Output Pins
SYMBOL
C
IN
C
O
MIN
TYP
MAX
14
10
UNITS
pF
pF
NOTES
相關(guān)PDF資料
PDF描述
DS1744-70 Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1744-70IND Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1744P Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1744P-70 Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1744P-70IND Y2K-Compliant, Nonvolatile Timekeeping RAMs
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1744_10 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1744_1203 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1744-70 功能描述:實(shí)時(shí)時(shí)鐘 Timekeeping 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
DS1744-70+ 功能描述:實(shí)時(shí)時(shí)鐘 Timekeeping 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
DS1744-70IND 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