STMicroelectronics M48T58Y-70MH1 SRAM Chip from Canada
ST's M48T58Y is a 64Kb TIMEKEEPER SRAM with integrated RTC and automatic battery backup for non-volatile operation. Though functionally non-volatile, classified under HTS 8542.32.0041 as static read-write RAM IC. Essential for embedded systems requiring time-stamped data retention.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Declare battery integration status; lithium content may trigger additional hazmat documentation
• Provide functional block diagrams showing SRAM core to distinguish from standalone RTCs
• Ensure temperature range specifications match datasheet for industrial vs commercial grade clearance