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MX系列MX25L802芯片解密及性能解析

    MX25L802芯片解密是深圳芯片解密研究所在MXIC系列单片机解密领域涉及的典型IC型号,目前,深圳芯片解密研究所芯片解密研究所在MXIC单片机解密领域已经有多个型号取得技术突破,并成功为客户提供了优质的解密方案。
    在IC解密/单片机解密过程中,对单片机本身的性能特征及加密特性进行了解是一项必修课程,因为不同的IC芯片,其内部结构及加密性质不同,在解密难易程度以及解密技术的实现上也会有所不同,对于客户来说,对单片机本身的特性有一定了解能够帮助客户对自己的解密项目进行沟通,而对于解密工程师来说,对IC芯片进行理解能够帮助工程师确定最安全可靠的解密方案。
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MX25L802 FEATURES
GENERAL
•     8,388,608 x 1 bit structure
•     128 Equal Sectors with 8K-byte each
- Any sector can be erased
•     2048 Equal Segments with 512-byte each
- Provides sequential output within any segment
•     Single Power Supply Operation
- 3.0 to 3.6 volt for read, erase, and program operations
•     Latch-up protected to 100mA from -1V to Vcc +1V
•     Low Vcc write inhibit is equal to or less than 2.5V
PERFORMANCE
•    High Performance
- Fast access time: 20MHz serial clock (50pF + 1TTLLoad)
- Fast program time: 5ms/page (typical, 128-byte perpage)
- Fast erase time: 300ms/sector (typical, 8K-byte persector)
•    Low Power Consumption
- Low active read current: 10mA (typical) at 17MHz
- Low active programming current: 10mA (typical)
- Low active erase current: 10mA (typical)
- Low standby current: 30uA (typical, CMOS)
•    Minimum 100,000 erase/program cycle
MX25L802 SOFTWARE FEATURES
•   Input Data Format
- 1-byte Command code, 3-byte address, 1-byte byteaddress
•   512-byte Sequential Read Operation
•   Built in 9-bit (A0 to A8) pre-settable address counterto support the 512-byte sequential read operation
•   Auto Erase and Auto Program Algorithm
- Automatically erases and verifies data at selectedsector
- Automatically programs and verifies data at selectedpage by an internal algroithm that automatically timesthe program pulse widths (Any page to be programedshould have page in the erased state first)
•     Status Register Feature
- Provides detection of program and erase operationcompletion.
- Provides auto erase/ program error report
HARDWARE FEATURES
•   SCLK Input- Serial clock input
•   SI Input- Serial Data Input
•   SO Output- Serial Data Output
•   PACKAGE- 28-pin  SOP (330mil)