參數(shù)資料
型號(hào): DS1747WP-C03+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 15/16頁(yè)
文件大?。?/td> 0K
描述: IC RAM NONVOL TIME KEEP 34PWRCAP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 40
類(lèi)型: 時(shí)鐘/日歷
特點(diǎn): 閏年,NVSRAM,Y2K
存儲(chǔ)容量: 512KB
時(shí)間格式: HH:MM:SS(24 小時(shí))
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
電壓 - 電源,電池: 3V
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 34-PowerCap? 模塊
供應(yīng)商設(shè)備封裝: 34-PowerCap 模塊
包裝: 管件
其它名稱(chēng): 90-1747W+PC3
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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DS1747WP-C2 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
DS17485 制造商:DALLAS 制造商全稱(chēng):Dallas Semiconductor 功能描述:3V/5V Real-Time Clock
DS17485-3 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
DS17485-3+ 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