产品特点（Product Features):
• Organization:32Kx8bit?
• No write delays
• Unlimited write endurance
• Data retention greater than 20 years
• Automatic data protection on power loss
• Block write protection
• Fast, simple SPI interface with up to 40 MHz clock rate
• 2.7 to 3.6 Volt power supply range
• Low current sleep mode
• Industrial temperatures
• Available in 8-pin DFN or 8-pin DFN Small Flag RoHS-compliant packages
• Direct replacement for serial EEPROM, Flash, FeRAM
产品系列（Product Family）：
Part Number （型号） |
Description （描述） |
Operating Temperature (操作温度） |
| MR25H256CDC | 3 V 256Kb Serial MRAM 8-DFN Industrial | -40 to +85 C |
| MR25H256CDCR | 3 V 256Kb Serial MRAM 8-DFN Industrial T&R | -40 to +85 C |
| MR25H256MDC | 3 V 256Kb Serial MRAM 8-DFN AEC-Q100 Grade 1 | -40 to +125 C |
| MR25H256MDCR | 3 V 256Kb Serial MRAM 8-DFN AEC-Q100 Grade 1 T&R | -40 to +125 C |
| MR25H256CDF | 3 V 256Kb Serial MRAM 8-DFN Small Flag Industrial | -40 to +85 C |
| MR25H256CDFR | 3 V 256Kb Serial MRAM 8-DFN Small Flag Industrial T&R | -40 to +85 C |
| MR25H256MDF | 3 V 256Kb Serial MRAM 8-DFN Small Flag AEC-Q100Grade 1 | -40 to +125 C |
| MR25H256MDFR | 3 V 256Kb Serial MRAM 8-DFN Small Flag AEC-Q100Grade 1 T&R | -40 to +125 C |
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产品pin脚定义（Pin Diagrams ）：
