STMicroelectronics M48T58Y-70MH1 SRAM Chip
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If considered multi-function IC beyond memory
ICs performing multiple functions like RTC + memory classified as other integrated circuits.
If imported solely as timekeeping device
Time switches and clocks have separate classification when primary function is timing.
If assembled into complete electrical apparatus
Apparatus over 1000V or specific functions exclude discrete semiconductor components.
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Import Tips & Compliance
• 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
Related Products under HTS 8542.32.00.41
Cypress CY7C1041DV33-10ZSXI SRAM Chip
This 4Mb asynchronous SRAM chip from Cypress Semiconductor operates at 10ns access time with a 3.3V supply voltage, featuring a 512K x 8 configuration. It is classified under HTS 8542.32.0041 as a static read-write random access memory integrated circuit, providing fast, non-volatile data storage without refresh cycles. Commonly used in embedded systems for buffering and caching.
Microchip Technology 23LC1024-I/SN SRAM Chip
Microchip's 23LC1024 is a 1Mb SPI serial SRAM with unlimited write/erase cycles and low power operation at 2.5-5.5V. As a static read-write RAM IC, it fits HTS 8542.32.0041 for high-speed data storage in portable devices. Ideal for battery-powered applications requiring persistent memory.
IDT (Renesas) 71V416S15ETG SRAM Chip
Renesas 71V416S15ETG is a 4Mb synchronous burst SRAM with 15ns access time, pipelined architecture for high-performance caching. Classified as static read-write RAM under HTS 8542.32.0041 due to its non-refresh volatile memory design. Used in networking equipment and high-speed processors.
Alliance Memory AS7C3256-15PIN SRAM Chip
Alliance Memory's AS7C3256 is a low-power 256K x 16 bit asynchronous SRAM with 15ns access time in 48-pin TSOP package. Meets HTS 8542.32.0041 criteria as commercial temp static read-write memory IC. Replacement part for legacy telecom and industrial equipment.
GigaDevice GD25Q16C SPI SRAM Replacement Flash
While primarily NOR flash, certain GigaDevice serial memories function as SRAM replacements in legacy systems. Classified under HTS 8542.32.0041 when verified as static RAM behavior without block erase requirements. Used in cost-sensitive embedded applications.
ISSI IS61LV25616-10K SRAM Chip
ISSI's IS61LV25616 provides 4Mb (256Kx16) low voltage 3.3V SRAM with 10ns access for high-performance applications. HTS 8542.32.0041 classification for static read-write monolithic ICs. Standard in graphics accelerators and telecom switches.