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DS1245W-100+ PDF预览

DS1245W-100+

更新时间: 2024-11-13 02:52:27
品牌 Logo 应用领域
美信 - MAXIM 静态存储器
页数 文件大小 规格书
10页 229K
描述
3.3V 1024k Nonvolatile SRAM

DS1245W-100+ 数据手册

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19-5640; Rev 11/10  
DS1245W  
3.3V 1024k Nonvolatile SRAM  
www.maxim-ic.com  
FEATURES  
PIN ASSIGNMENT  
. 10 years minimum data retention in the  
absence of external power  
NC  
A16  
A14  
A12  
A7  
1
32  
31  
VCC  
A15  
NC  
WE  
A13  
A8  
2
3
4
30  
29  
. Data is automatically protected during power  
loss  
. Replaces 128k x 8 volatile static RAM,  
EEPROM or Flash memory  
. Unlimited write cycles  
. Low-power CMOS  
5
6
28  
27  
A6  
A5  
A4  
A9  
7
8
26  
25  
A11  
OE  
A10  
CE  
A3  
9
24  
23  
A2  
10  
. Read and write access times of 100ns  
. Lithium energy source is electrically  
disconnected to retain freshness until power is  
applied for the first time  
. Optional industrial temperature range of  
-40°C to +85°C, designated IND  
. JEDEC standard 32-pin DIP package  
. PowerCap Module (PCM) package  
A1  
11  
12  
22  
21  
DQ7  
DQ6  
A0  
13  
14  
15  
16  
20  
19  
18  
17  
DQ0  
DQ1  
DQ2  
DQ5  
DQ4  
DQ3  
GND  
32-PIN Encapsulated Package  
740-Mil Extended  
-
-
Directly surface-mountable module  
Replaceable snap-on PowerCap provides  
lithium backup battery  
Standardized pinout for all nonvolatile  
SRAM products  
34  
NC  
NC  
A14  
A13  
A12  
A11  
A10  
A9  
A8  
A7  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
1
NC  
A15  
A16  
33  
32  
31  
30  
2
3
4
-
-
NC  
5
VCC  
6
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
WE  
OE  
CE  
7
Detachment feature on PowerCap allows  
easy removal using a regular screwdriver  
8
9
DQ7  
DQ6  
DQ5  
DQ4  
DQ3  
10  
11  
12  
13  
14  
15  
16  
17  
VBAT  
GND  
DQ2  
DQ1  
DQ0  
GND  
34-Pin PowerCap Module (PCM)  
(Uses DS9034PC+ or DS9034PCI+ PowerCap)  
PIN DESCRIPTION  
A0 - A16  
DQ0 - DQ7  
CE  
- Address Inputs  
- Data In/Data Out  
- Chip Enable  
- Write Enable  
- Output Enable  
- Power (+3.3V)  
- Ground  
WE  
OE  
VCC  
GND  
NC  
- No Connect  
1 of 10  

DS1245W-100+ 替代型号

型号 品牌 替代类型 描述 数据表
DS1245W-100IND MAXIM

完全替代

Non-Volatile SRAM Module, 128KX8, 100ns, CMOS, 0.740 INCH, DIP-32
DS1245W-100IND+ MAXIM

完全替代

Non-Volatile SRAM Module, 128KX8, 100ns, CMOS, 0.740 INCH, ROHS COMPLIANT, DIP-32
DS1245W-100 MAXIM

完全替代

Non-Volatile SRAM Module, 128KX8, 100ns, CMOS, 0.740 INCH, DIP-32

与DS1245W-100+相关器件

型号 品牌 获取价格 描述 数据表
DS1245W-100IND MAXIM

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Non-Volatile SRAM Module, 128KX8, 100ns, CMOS, 0.740 INCH, DIP-32
DS1245W-100-IND DALLAS

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Non-Volatile SRAM, 128KX8, 100ns, CMOS, PDIP32,
DS1245W-100IND+ MAXIM

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Non-Volatile SRAM Module, 128KX8, 100ns, CMOS, 0.740 INCH, ROHS COMPLIANT, DIP-32
DS1245W-150 DALLAS

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3.3V 1024k Nonvolatile SRAM
DS1245W-150+ MAXIM

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Non-Volatile SRAM Module, 128KX8, 150ns, CMOS, 0.740 INCH, ROHS COMPLIANT, DIP-32
DS1245W-150-IND DALLAS

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3.3V 1024k Nonvolatile SRAM
DS1245W-IND DALLAS

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Non-Volatile SRAM Module, 128KX8, 150ns, CMOS,
DS1245WP-100 DALLAS

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Non-Volatile SRAM, 128KX8, 100ns, CMOS,
DS1245WP-100 ROCHESTER

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128KX8 NON-VOLATILE SRAM MODULE, 100ns, DMA34, POWERCAP MODULE-34
DS1245WP-100+ MAXIM

获取价格

Non-Volatile SRAM Module, 128KX8, 100ns, CMOS, ROHS COMPLIANT, POWERCAP MODULE-34