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23A256T-E/P PDF预览

23A256T-E/P

更新时间: 2024-01-07 21:33:38
品牌 Logo 应用领域
美国微芯 - MICROCHIP 静态存储器
页数 文件大小 规格书
28页 542K
描述
256K SPI Bus Low-Power Serial SRAM

23A256T-E/P 技术参数

生命周期:Active零件包装代码:SOIC
包装说明:TSSOP,针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.32.00.41风险等级:5.76
JESD-30 代码:R-PDSO-G8长度:4.4 mm
内存密度:262144 bit内存集成电路类型:STANDARD SRAM
内存宽度:8功能数量:1
端子数量:8字数:32768 words
字数代码:32000工作模式:SYNCHRONOUS
最高工作温度:85 °C最低工作温度:-40 °C
组织:32KX8封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE并行/串行:SERIAL
认证状态:Not Qualified座面最大高度:1.2 mm
最大供电电压 (Vsup):1.95 V最小供电电压 (Vsup):1.7 V
标称供电电压 (Vsup):1.8 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:3 mm
Base Number Matches:1

23A256T-E/P 数据手册

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23A256/23K256  
256K SPI Bus Low-Power Serial SRAM  
Device Selection Table  
Part Number  
VCC Range  
Page Size  
Temp. Ranges  
Packages  
23K256  
23A256  
2.7-3.6V  
32 Byte  
32 Byte  
I, E  
I
P, SN, ST  
P, SN, ST  
1.5-1.95V  
Features:  
Description:  
• Max. Clock 20 MHz  
The Microchip Technology Inc. 23X256 are 256 Kbit  
Serial SRAM devices. The memory is accessed via a  
simple Serial Peripheral Interface (SPI) compatible  
serial bus. The bus signals required are a clock input  
(SCK) plus separate data in (SI) and data out (SO)  
lines. Access to the device is controlled through a Chip  
Select (CS) input.  
• Low-Power CMOS Technology:  
- Read Current: 3 mA at 1 MHz  
- Standby Current: 4 A Max. at +85°C  
• 32,768 x 8-bit Organization  
• 32-Byte Page  
• HOLD pin  
Communication to the device can be paused via the  
hold pin (HOLD). While the device is paused,  
transitions on its inputs will be ignored, with the  
exception of Chip Select, allowing the host to service  
higher priority interrupts.  
• Flexible Operating modes:  
- Byte read and write  
- Page mode (32 Byte Page)  
- Sequential mode  
The 23X256 is available in standard packages  
including 8-lead PDIP and SOIC, and advanced  
packaging including 8-lead TSSOP.  
• Sequential Read/Write  
• High Reliability  
Temperature Ranges Supported:  
- Industrial (I):  
-40C to +85C  
-40C to +125C  
Package Types (not to scale)  
- Automotive (E):  
• Pb-Free and RoHS Compliant, Halogen Free  
Pin Function Table  
Name  
Function  
PDIP/SOIC/TSSOP  
(P, SN, ST)  
CS  
SO  
VSS  
SI  
Chip Select Input  
Serial Data Output  
Ground  
CS  
SO  
VCC  
1
2
8
7
Serial Data Input  
Serial Clock Input  
Hold Input  
HOLD  
SCK  
SI  
SCK  
HOLD  
VCC  
3
4
6
5
NC  
V
SS  
Supply Voltage  
2010 Microchip Technology Inc.  
DS22100E-page 1  

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