参数资料
型号: SAF-XC886C-8FFI3V3
厂商: INFINEON TECHNOLOGIES AG
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP48
封装: PLASTIC, TQFP-48
文件页数: 100/144页
文件大小: 1455K
代理商: SAF-XC886C-8FFI3V3
XC886/888CLM
Functional Description
Data Sheet
52
V1.2, 2009-07
3.3
Flash Memory
The Flash memory provides an embedded user-programmable non-volatile memory,
allowing fast and reliable storage of user code and data. It is operated from a single 2.5 V
supply from the Embedded Voltage Regulator (EVR) and does not require additional
programming or erasing voltage. The sectorization of the Flash memory allows each
sector to be erased independently.
Features
In-System Programming (ISP) via UART
In-Application Programming (IAP)
Error Correction Code (ECC) for dynamic correction of single-bit errors
Background program and erase operations for CPU load minimization
Support for aborting erase operation
Minimum program width1) of 32-byte for D-Flash and 64-byte for P-Flash
1-sector minimum erase width
1-byte read access
Flash is delivered in erased state (read all zeros)
Operating supply voltage: 2.5 V ± 7.5 %
Read access time: 3 ×
t
CCLK = 125 ns
2)
Program time: 248256 /
f
SYS = 2.6 ms
3)
Erase time: 9807360 /
f
SYS = 102 ms
1) P-Flash: 64-byte wordline can only be programmed once, i.e., one gate disturb allowed.
D-Flash: 32-byte wordline can be programmed twice, i.e., two gate disturbs allowed.
2) Values shown here are typical values.
f
sys =96MHz ±7.5% (fCCLK = 24 MHz ± 7.5 %) is the maximum
frequency range for Flash read access.
3) Values shown here are typical values.
fsys = 96 MHz ± 7.5% is the only frequency range for Flash
programming and erasing.
fsysmin is used for obtaining the worst case timing.
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