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UM62256EK-70LL Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
UM62256EK-70LLUMC495Yes

UM62256EK-70LL is a 256K (32K x 8) high-speed CMOS static RAM (SRAM) manufactured by UMC (United Microelectronics Corporation).

The UM62256EK-70LL is a 256K (32K x 8) high-speed CMOS static RAM (SRAM) manufactured by UMC (United Microelectronics Corporation).

Specifications:

  • Organization: 32K x 8 bits
  • Technology: High-speed CMOS
  • Supply Voltage: 5V ±10%
  • Access Time: 70ns
  • Operating Current: 40mA (typical)
  • Standby Current: 10μA (typical)
  • Operating Temperature Range: 0°C to +70°C
  • Package: 28-pin PLCC (Plastic Leaded Chip Carrier)
  • Tri-State Outputs: Yes
  • Data Retention Voltage: 2V (min)

Descriptions & Features:

  • High-Speed Performance: 70ns access time for efficient read/write operations.
  • Low Power Consumption: CMOS technology ensures low active and standby current.
  • Fully Static Operation: No clock or refresh required.
  • Wide Operating Voltage Range: Supports 5V ±10% for stable performance.
  • Easy Interfacing: Compatible with TTL levels and standard microprocessor systems.
  • Data Retention: Maintains data with minimal power in battery backup applications.
  • Industrial Standard Pinout: Matches industry-standard 32K x 8 SRAM configurations.

This SRAM is commonly used in embedded systems, industrial controls, telecommunications, and other applications requiring fast, low-power memory.

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