參數(shù)資料
型號: DS1747W-120+
廠商: Maxim Integrated Products
文件頁數(shù): 15/16頁
文件大?。?/td> 0K
描述: IC RTC RAM Y2K 3.3V 120NS 32EDIP
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 10
類型: 時鐘/日歷
特點: 閏年,NVSRAM,Y2K
存儲容量: 512KB
時間格式: HH:MM:SS(24 小時)
數(shù)據(jù)格式: YY-MM-DD-dd
接口: 并聯(lián)
電源電壓: 2.97 V ~ 3.63 V
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 32-DIP 模塊(0.600",15.24mm)
供應(yīng)商設(shè)備封裝: 32-EDIP
包裝: 管件
DS1747/DS1747P Y2K-Compliant, Nonvolatile Timekeeping RAMs
8 of 16
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground
5.5V Version………………………………………………………………………………………….-0.3V to +6.0V
3.3V Version.…………………………………………………………………………………………-0.3V to +4.6V
Operating Temperature Range (Noncondensing)
Commercial...……………………………………….......................................................................0°C to +70°C
Industrial……………………………………………………..……………………………………….-40°C to +85°C
Storage Temperature Range
EDIP .......................………………………………………………………………………………...-40°C to +85°C
PowerCap ........................................................................................................................... -55°C to +125°C
Lead Temperature (soldering, 10s)..........................……………………….………….…………………………...+260°C
Note: EDIP is hand or wave-soldered only.
Soldering Temperature (reflow, PowerCap) .................................................................................................. +260°C
This is a stress rating only and functional operation of the device at these or any other condition above those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect device
reliability.
RECOMMENDED DC OPERATING CONDITIONS
(TA = Over the Operating Range)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Logic 1 Voltage
All Inputs
VCC =
5V±10%
VIH
2.2
VCC +
0.3V
V
1
VCC =
3.3V±10%
VIH
2.0
VCC +
0.3V
V
1
Logic 0 Voltage
All Inputs
VCC =
5V±10%
VIL
-0.3
+0.8
V
1
VCC =
3.3V±10%
VIL
-0.3
+0.6
V
1
DC ELECTRICAL CHARACTERISTICS
(VCC = 5.0V ± 10%, TA = Over the Operating Range.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
Icc
85
mA
2, 3, 10
TTL Standby Current
( CE = VIH)
Icc1
6
mA
2, 3
CMOS Standby Current
( CE ≥ VCC - 0.2V)
Icc2
4
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
4.25
4.50
V
1
Battery Switchover Voltage
VSO
VBAT
1, 4
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DS1747W-120+ 功能描述:實時時鐘 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1747W-120IND 功能描述:實時時鐘 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
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DS1747WP-120+ 功能描述:實時時鐘 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: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube