参数资料
型号: 25AA512T-I/SM
厂商: Microchip Technology
文件页数: 4/36页
文件大小: 0K
描述: IC EEPROM 512KBIT 20MHZ 8SOIC
标准包装: 2,100
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(0.209",5.30mm 宽)
供应商设备封装: 8-SOIJ
包装: 带卷 (TR)
其它名称: 25AA512T-I/SMTR
25AA512
TABLE 1-2:
AC CHARACTERISTICS (CONTINUED)
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.
15
Sym.
T DIS
Characteristic
Output disable time
Min.
Max.
25
Units
ns
Conditions
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
(Note 1)
16
T HS
HOLD setup time
10
20
ns
ns
4.5 ?? V CC ?? 5.5
2.5 ?? V CC ?? 5.5
100
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
17
T HH
HOLD hold time
10
20
ns
ns
4.5 ?? V CC ?? 5.5
2.5 ?? V CC ?? 5.5
100
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
18
T HZ
HOLD low to output
High-Z
15
30
ns
ns
4.5 ?? V CC ?? 5.5
2.5 ?? V CC ?? 5.5
150
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
(Note 1)
19
T HV
HOLD high to output
valid
15
30
ns
ns
4.5 ?? V CC ?? 5.5
2.5 ?? V CC ?? 5.5
150
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
20
T REL
CS High to Standby
100
? s
V CC = 1.8V to 5.5V
mode
21
T PD
CS High to Deep power-
100
? s
V CC = 1.8V to 5.5V
down
22
23
24
T CE
T SE
T WC
Chip erase cycle time
Sector erase cycle time
Internal write cycle time
10
10
5
ms
ms
ms
V CC = 1.8V to 5.5V
V CC = 1.8V to 5.5V
Byte or Page mode and Page
Erase
25
Endurance
1M
E/W
Page mode, 25°C, 5.5V (Note 2)
Cycles
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.
DS22021F-page 4
? 2010 Microchip Technology Inc.
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