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參數(shù)資料
| 型號： | DS1248YP-70 |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 19/19頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC NVSRAM 1MBIT 70NS 34PCM |
| 產(chǎn)品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 40 |
| 類型： | Phantom 計時芯片 |
| 特點： | NVSRAM |
| 存儲容量： | 128KB |
| 時間格式： | HH:MM:SS:hh（12/24 小時） |
| 數(shù)據(jù)格式： | YY-MM-DD-dd |
| 接口： | 并聯(lián) |
| 電源電壓： | 4.5 V ~ 5.5 V |
| 電壓 - 電源，電池： | 3V |
| 工作溫度： | 0°C ~ 70°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 34-PowerCap? 模塊 |
| 供應商設(shè)備封裝： | 34-PowerCap 模塊 |
| 包裝： | 管件 |
DS1248/DS1248P 1024K NV SRAM with Phantom Clock
9 of 19
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground
(5V product)………………………..-0.3V to +6.0V
(3.3V product)………………… …..-0.3V to +4.6V
Storage Temperature Range
EDIP ..........................................................................................................................-40C to +85C
PowerCap ................................................................................................................-55°C to +125°C
Lead Temperature (soldering, 10s) ................................................................................................... +260°C
Note: EDIP is wave or hand-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 conditions beyond those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time can affect
reliability.
OPERATING RANGE
RANGE
TEMP RANGE
(NONCONDENSING)
VCC (V)
Commercial
0°C to +70°C
3.3 ±10% or 5 ±10%
Industrial
-40°C to +85°C
3.3 ±10% or 5 ±10%
RECOMMENDED OPERATING CONDITIONS
Over the Operating Range
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Logic 1
VCC = 5V ±10%
VIH
2.2
VCC + 0.3
V
11
VCC = 3.3V ±10%
2.0
VCC + 0.3
Logic 0
VCC = 5V ±10%
VIL
-0.3
+0.8
V
11
VCC = 3.3V ±10%
-0.3
+0.6
DC ELECTRICAL CHARACTERISTICS
Over the Operating Range (5V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Leakage Current
IIL
-1.0
+1.0
A
12
I/O Leakage Current
CE
≥
VIH ≤ VCC
IIO
-1.0
+1.0
A
Output Current at 2.4V
IOH
-1.0
mA
Output Current at 0.4V
IOL
2.0
mA
Standby Current CE = 2.2V
ICCS1
5
10
mA
Standby Current
CE
= VCC - 0.5V
ICCS2
3.0
5.0
mA
Operating Current tCYC = 70ns
ICC01
85
mA
Write Protection Voltage
VPF
4.25
4.37
4.50
V
11
Battery Switchover Voltage
VSO
VBAT
V
11
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1248YP-70+ | 功能描述:實時時鐘 1024k NV SRAM w/Phantom Clock 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 |
| DS1248YP70IND | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:1024k NV SRAM with Phantom Clock |
| DS1249AB | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:2048k Nonvolatile SRAM |
| DS1249AB100 | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:2048k Nonvolatile SRAM |
| DS1249AB-100 | 功能描述:NVRAM 2048K NV SRAM RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度:8 bit 存儲容量:1024 Kbit 組織:128 K x 8 接口類型:Parallel 訪問時間:70 ns 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 工作電流:85 mA 最大工作溫度:+ 70 C 最小工作溫度:0 C 封裝 / 箱體:EDIP 封裝:Tube |
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