參數(shù)資料
型號: DS1747-70+
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: XO, clock
英文描述: Y2K-Compliant, Nonvolatile Timekeeping RAMs
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDIP32
封裝: 0.740 INCH, ROHS COMPLIANT, EDIP-32
文件頁數(shù): 16/16頁
文件大?。?/td> 207K
代理商: DS1747-70+
DS1747/DS1747P Y2K-Compliant, Nonvolatile Timekeeping RAMs
9 of 16
DC ELECTRICAL CHARACTERISTICS
(VCC = 3.3V 10%, TA = Over the Operating Range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
Icc
30
mA
2, 3, 10
TTL Standby Current
( CE = VIH)
Icc1
2
mA
2, 3
CMOS Standby Current
( CE
V
CC - 0.2V)
Icc2
2
mA
2, 3
Input Leakage Current
(Any Input)
IIL
-1
+1
A
Output Leakage Current
(Any Output)
IOL
-1
+1
A
Output Logic 1 Voltage
(IOUT = -1.0mA)
VOH
2.4
1
Output Logic 0 Voltage
(IOUT = +2.1mA)
VOL
0.4
1
Write Protection Voltage
VPF
2.80
2.97
V
1
Battery Switchover Voltage
VSO
VBAT
or
VPF
V
1, 4
AC CHARACTERISTICS—READ CYCLE (5V)
(VCC = 5.0V 10%, TA = Over the Operating Range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Read Cycle Time
tRC
70
ns
Address Access Time
tAA
70
ns
CE
to DQ Low-Z
tCEL
5
ns
CE
E Access Time
tCEA
70
ns
CE Data Off Time
tCEZ
25
ns
OE
to DQ Low-Z
tOEL
5
ns
OE
Access Time
tOEA
35
ns
OE
Data Off Time
tOEZ
25
ns
Output Hold from Address
tOH
5
ns
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1747-70+ 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
DS1747-70IND 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
DS1747-70IND+ 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
DS1747-70IND-W 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
DS1747-DS1747P 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs