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| EM621FV16BU |
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EM621FV16BU Series Low Power, 128Kx16 SRAM 3 ABSOLUTE MAXIMUM RATINGS * * Stresses greater than those listed above “Absolute Maximum Ratings” may cause permanent damage to the device. Functional oper- ation should be restricted to recommended operating condition. Exposure to absolute maximum rating conditions for extended periods may affect reliability. Parameter Symbol Minimum Unit Voltage on Any Pin Relative to Vss VIN, VOUT -0.2 to 4.0V V Voltage on Vcc supply relative to Vss VCC -0.2 to 4.0V V Power Dissipation PD 1.0 W Operating Temperature TA -40 to 85 oC FUNCTIONAL DESCRIPTION Note: X means don’t care. (Must be low or high state) CS OE WE LB UB I/O0-7 I/O8-15 Mode Power H X X X X High-Z High-Z Deselected Stand by X X X H H High-Z High-Z Deselected Stand by L H H L X High-Z High-Z Output Disabled Active L H H X L High-Z High-Z Output Disabled Active L L H L H Data Out High-Z Lower Byte Read Active L L H H L High-Z Data Out Upper Byte Read Active L L H L L Data Out Data Out Word Read Active L X L L H Data In High-Z Lower Byte Write Active L X L H L High-Z Data In Upper Byte Write Active L X L L L Data In Data In Word Write Active |
