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參數(shù)資料
| 型號： | DS1747-70IND+ |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 1/16頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC RTC RAM Y2K 5V 70NS 32-EDIP |
| 產品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 11 |
| 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： | 4.5 V ~ 5.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 通孔 |
| 封裝/外殼： | 32-DIP 模塊（0.600"，15.24mm） |
| 供應商設備封裝： | 32-EDIP |
| 包裝： | 管件 |
1 of 16
19-5504; Rev 6/13
FEATURES
Integrated NV SRAM, Real-Time Clock
(RTC), Crystal, Power-Fail Control
Circuit, and Lithium Energy Source
Clock Registers are Accessed Identically to
the Static RAM. These Registers are
Resident in the Eight Top RAM Locations
Century Byte Register (Y2K Compliant)
Totally Nonvolatile with Over 10 Years of
Operation in the Absence of Power
BCD-Coded Century, Year, Month, Date,
Day, Hours, Minutes, and Seconds with
Automatic Leap Year Compensation Valid
Up to the Year 2100
Battery Voltage-Level Indicator Flag
Power-Fail Write Protection Allows for
±10% VCC Power-Supply Tolerance
Lithium Energy Source is Electrically
Disconnected to Retain Freshness Until
Power is Applied for the First Time
DIP Module Only:
Standard JEDEC Byte-Wide 512k x 8 Static
RAM Pinout
PowerCap Module Board Only:
Surface-Mountable Package for Direct
Connection to PowerCap Containing
Battery and Crystal
Replaceable Battery (PowerCap)
Power-On Reset Output
Pin-for-Pin Compatible with Other Densities
of DS174xP Timekeeping RAM
Also Available in Industrial Temperature
Range: -40°C to +85°C
PIN CONFIGURATIONS
DS1747/DS1747P
Y2K-Compliant, Nonvolatile Timekeeping RAMs
A17
A18
13
1
2
3
4
5
6
7
8
9
10
11
12
14
31
Encapsulated DIP
(512k x 8)
A14
A7
A5
A4
A3
A2
A1
A0
DQ1
DQ0
VCC
A15
WE
A13
A8
A9
A11
OE
A10
CE
DQ7
DQ5
DQ6
32
30
29
28
27
26
25
24
23
22
21
19
20
A16
A12
A6
DQ2
GND
15
16
18
17
DQ4
DQ3
Maxim
DS1747
1
N.C.
2
3
A15
A16
RST
VCC
WE
OE
CE
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
GND
4
5
6
7
8
9
10
11
12
13
14
15
16
17
A17
A14
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
34
A18
X1
GND VBAT
X2
PowerCap Module Board
(Uses DS9034PCX+ or DS9034I-PCX+ PowerCap)
Maxim
DS1747P
TOP VIEW
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| DS1747-70IND+ | 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 |
| DS1747-70IND-W | 功能描述:實時時鐘 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 |
| DS1747-DS1747P | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs |
| DS1747P | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Y2K-Compliant, Nonvolatile Timekeeping RAMs |
| DS1747P/YP/WP | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:PowerCap with Crystal |
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