參數(shù)資料
型號(hào): DS17485EN-5
英文描述: 3V/5V Real-Time Clock
中文描述: 3V/5V實(shí)時(shí)時(shí)鐘
文件頁數(shù): 30/38頁
文件大?。?/td> 427K
代理商: DS17485EN-5
DS17485/DS17487
30 of 38
POWER-UP/POWER-DOWN TIMING, 5V
(T
A
= +25°C)
PARAMETER
SYMBOL
t
PF
Recovery at Power-Up
t
REC
t
F
4.0 V
CC
4.5V
t
FB
3.0 V
CC
4.0V
t
R
4.5
V
CC
4.0V
Expected Data Retention
t
DR
POWER-UP/POWER-DOWN TIMING, 3V
PARAMETER
SYMBOL
t
PF
Recovery at Power-Up
t
REC
t
F
2.5 V
CC
3.0V
t
R
3.0
V
CC
2.5V
Expected Data Retention
t
DR
Warning:
Under no circumstances are negative undershoots, of any amplitude, allowed when device is
in battery back-up mode.
CAPACITANCE
PARAMETER
SYMBOL
Input Capacitance
C
IN
Output Capacitance
C
OUT
WAKE-UP/KICKSTART TIMING
PARAMETER
SYMBOL
Kickstart-Input Pulse-Width
t
KSPW
Wake-up/Kickstart Power-On
Timeout
MIN
TYP
MAX
0
UNITS
ns
NOTES
CS
High to Power-Fail
150
ms
V
CC
Slew Rate Power-Down
300
s
V
CC
Slew Rate Power-Down
10
s
V
CC
Slew Rate Power-Up
0
s
10
years
9, 10
(T
A
= +25°C)
UNITS
ns
MIN
TYP
MAX
0
NOTES
CS
High to Power-Fail
150
ms
V
CC
Slew Rate Power-Down
300
s
V
CC
Slew Rate Power-Up
0
s
10
years
9, 10
(T
A
= +25°C)
UNITS
pF
pF
MIN
TYP
MAX
12
12
NOTES
(T
A
= +25°C)
UNITS
s
MIN
2
TYP
MAX
NOTES
t
POTO
2
s
7
相關(guān)PDF資料
PDF描述
DS17485S-3 3V/5V Real-Time Clock
DS17485S-5 3V/5V Real-Time Clock
DS17485SN-3 3V/5V Real-Time Clock
DS17485SN-5 3V/5V Real-Time Clock
DS17487 3V/5V Real-Time Clock
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS17485N-3 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock
DS17485N-5 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock
DS17485S-3 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
DS17485S-3/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
DS17485S-3+ 功能描述:實(shí)時(shí)時(shí)鐘 3V/5V RTC 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