深圳市英尚微电子有限公司专业代理JSC(EMLSL)、NETSOL(韩国sram)、EVERSPIN(mram)、isocom(光耦) 、IPSILOC(SPI-SRAM ) 等世界品牌,所有产品皆为原厂原装正品,更多详情请咨询深圳市英尚微电子有限公司,我们将一一为您解答! Product Versions and Options MR25H256A has been released for mass production and is recommended for all new designs. MR25H256 remains in mass production but will be subject to eventual phase out and end of life and is not recommended for new designs.Both versions have the same specifications.