参数资料
型号: W25X40BVSNIG
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 4M X 1 FLASH 2.7V PROM, PDSO8
封装: 0.150 INCH, GREEN, PLASTIC, SOIC-8
文件页数: 30/51页
文件大小: 1632K
代理商: W25X40BVSNIG
W25X10BV/20BV/40BV
- 36 -
9.2.23 JEDEC ID (9Fh)
For compatibility reasons, the W25X10BV/20BV/40BV provides several instructions to electronically
determine the identity of the device. The Read JEDEC ID instruction is compatible with the JEDEC
standard for SPI compatible serial memories that was adopted in 2003.
The instruction is initiated by driving the /CS pin low and shifting the instruction code “9Fh”. The
JEDEC assigned Manufacturer ID byte for Winbond (EFh) and two Device ID bytes, Memory Type
(ID15-ID8) and Capacity (ID7-ID0) are then shifted out on the falling edge of CLK with most significant
bit (MSB) first as shown in figure 24. For memory type and capacity values refer to Manufacturer and
Device Identification table.
Figure 24. Read JEDEC ID
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相关代理商/技术参数
参数描述
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