参数资料
型号: 93LC46T/SN
厂商: Microchip Technology
文件页数: 3/20页
文件大小: 0K
描述: IC EEPROM 1KBIT 2MHZ 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: 1K(128 x 8 或 64 x 16)
速度: 1MHz,2MHz
接口: Microwire 3 线串行
电源电压: 2.5 V ~ 5.5 V
工作温度: 0°C ~ 70°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)
93LC46/56/66
AC CHARACTERISTICS
AC CHARACTERISTICS
V CC = +2.5V to +5.5V
Industrial (I): T A = -40°C to +85°C
Param.
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Sym
F CLK
T CKH
T CKL
T CSS
T CSH
T CSL
T DIS
T DIH
T PD
T CZ
T SV
T WC
T EC
T WL
Characteristic
Clock frequency
Clock high time
Clock low time
Chip select setup time
Chip select hold time
Chip select low time
Data input setup time
Data input hold time
Data output delay time
Data output disable time
Status valid time
Program cycle time
Min
250
250
50
0
250
100
100
Typ
4
8
16
Max
2
1
400
100
500
10
15
30
Units
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ms
ms
Conditions
V CC ≥ 4.5V
V CC < 4.5V
Relative to CLK
Relative to CLK
Relative to CLK
Relative to CLK
CL = 100 pF
CL = 100 pf (Note 2)
CL = 100 pF
Erase/Write mode
ERAL mode (V CC =5V ±10%)
WRAL mode (V CC =5V ±10%)
15
Endurance
1M
1M
cycles 25°C, V CC = 5.0V, Block
mode (Note 3)
Note 1:
2:
3:
This parameter is tested at T A = 25°C and F CLK = 1 MHz.
This parameter is periodically sampled and not 100% tested.
This parameter is not tested but ensured by characterization. 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.
FIGURE 1-1:
SYNCHRONOUS DATA TIMING
CS
V IH
V IL
4
2
3
5
V IH
CLK
V IL
DI
V IH
7
8
V IL
9
9
10
DO V OH
(Read)
V OL
11
10
DO V OH
(Write)
V OL
? 2004 Microchip Technology Inc.
Status Valid
DS21712B-page 3
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