参数资料
型号: 25AA512T-I/SN
厂商: Microchip Technology
文件页数: 3/36页
文件大小: 0K
描述: IC EEPROM 512KBIT 20MHZ 8SOIC
标准包装: 3,300
格式 - 存储器: EEPROMs - 串行
存储器类型: EEPROM
存储容量: 512K (64K x 8)
速度: 20MHz
接口: SPI 3 线串行
电源电压: 1.8 V ~ 5.5 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-SOICN
包装: 带卷 (TR)
其它名称: 25AA512T-I/SNTR
25AA512
TABLE 1-2:
AC CHARACTERISTICS
Industrial (I)*: T A = 0°C to +85°C
V CC = 1.8V to 5.5V
AC CHARACTERISTICS
Industrial (I): T A = -40°C to +85°C
*Limited industrial temp range.
V CC = 2.0V to 5.5V
Param.
No.
1
Sym.
F CLK
Characteristic
Clock frequency
Min.
Max.
20
Units
MHz
Conditions
4.5 ?? V CC ?? 5.5
10
2
MHz
MHz
2.5 ?? V CC ?? 5.5
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
2
T CSS
CS setup time
25
ns
4.5 ?? V CC ?? 5.5
50
250
ns
ns
2.5 ?? V CC ?? 5.5
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
3
T CSH
CS hold time
50
ns
4.5 ?? V CC ?? 5.5
100
500
ns
ns
2.5 ?? V CC ?? 5.5
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
( Note 3)
4
5
T CSD
Tsu
CS disable time
Data setup time
50
5
ns
ns
4.5 ?? V CC ?? 5.5
10
50
ns
ns
2.5 ?? V CC ?? 5.5
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
6
T HD
Data hold time
10
ns
4.5 ?? V CC ?? 5.5
20
100
ns
ns
2.5 ?? V CC ?? 5.5
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
7
8
9
T R
T F
T HI
CLK rise time
CLK fall time
Clock high time
25
20
20
ns
ns
ns
(Note 1)
(Note 1)
4.5 ?? V CC ?? 5.5
50
250
ns
ns
2.5 ?? V CC ?? 5.5
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
10
T LO
Clock low time
25
50
ns
ns
4.5 ?? V CC ?? 5.5
2.5 ?? V CC ?? 5.5
250
ns
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
11
12
13
T CLD
T CLE
T V
Clock delay time
Clock enable time
Output valid from clock
low
50
50
25
50
ns
ns
ns
ns
4.5 ?? V CC ?? 5.5
2.8 ?? V CC ?? 5.5
250
ns
1.8 ? V CC <2.5 at 0°C to +85°C
2.0 ? V CC <2.5 at -40°C to +85°C
14
T HO
Output hold time
0
ns
(Note 1)
Note 1: This parameter is periodically sampled and not 100% tested.
2: This parameter is not tested but established by characterization and qualification. For endurance
estimates in a specific application, please consult the Total Endurance? Model which can be obtained
from Microchip’s web site at www.microchip.com.
3: Includes T HI time.
? 2010 Microchip Technology Inc.
DS22021F-page 3
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