参数资料
型号: AT25F2048N-10SU-2.7
厂商: Atmel
文件页数: 4/19页
文件大小: 0K
描述: IC FLASH 2MBIT 33MHZ 8SOIC
标准包装: 100
格式 - 存储器: 闪存
存储器类型: FLASH
存储容量: 2M (256K x 8)
速度: 33MHz
接口: SPI 3 线串行
电源电压: 2.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
其它名称: AT25F2048N10SU2.7
Table 3. AC Characteristics (Preliminary – Subject to Change)
Applicable over recommended operating range from T A = -40 ° C to +85 ° C, V CC = +2.7V to +3.6V
C L = 1 TTL Gate and 30 pF (unless otherwise noted)
Symbol
f SCK
Parameter
SCK Clock Frequency
Min
0
Typ
Max
33
Units
MHz
t RI
t FI
t WH
t WL
t CS
t CSS
t CSH
t SU
t H
t HD
t CD
t V
t HO
t LZ
t HZ
t DIS
t EC
t SR
Input Rise Time
Input Fall Time
SCK High Time
SCK Low Time
CS High Time
CS Setup Time
CS Hold Time
Data In Setup Time
Data In Hold Time
Hold Setup Time
Hold Hold Time
Output Valid
Output Hold Time
Hold to Output Low Z
Hold to Output High Z
Output Disable Time
Erase Cycle Time per Sector
Status Register Write Cycle Time
9
9
25
25
10
5
5
15
15
0
20
20
9
200
200
100
1.0
60
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
ms
t BPC
Endurance (2)
Byte Program Cycle Time (1)
30
10K
50
μ s
Write Cycles (3)
Notes:
4
1. The programming time for n bytes will be equal to n x t BPC .
2. This parameter is ensured by characterization at 3.0V, 25 ° C only.
3. One write cycle consists of erasing a sector, followed by programming the same sector.
AT25F2048
2455I–SFLSH–5/07
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