IDT70V28L15PFG IDT, Integrated Device Technology Inc, IDT70V28L15PFG Datasheet
IDT70V28L15PFG
Specifications of IDT70V28L15PFG
800-1393
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IDT70V28L15PFG Summary of contents
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... Features True Dual-Ported memory cells which allow simultaneous access of the same memory location High-speed access – Commercial: 15/20ns (max.) – Industrial: 20ns (max.) Low-power operation – IDT70V28L Active: 440mW (typ.) Standby: 660µW (typ.) Dual chip enables allow for depth expansion without ...
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... This package code is used to reference the package diagram. 5. This text does not indicate orientation of the actual part-marking. Industrial and Commercial Temperature Ranges for reads or writes to any location in memory. An automatic power down feature controlled by the chip enables (either CE permit the on-chip circuitry of each port to enter a very low standby power mode. Fabricated using IDT’ ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Pin Names Left Port Right Port Chip Enables R/W R/W Read/Write Enable Output Enable ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Truth Table I – Chip Enable < 0. >V -0.2V CC (3) X NOTES: 1. Chip Enable references are shown above ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM DC Electrical Characteristics Over the Operating Temperature and Supply Voltage Range Symbol Parameter ( Input Leakage Current Output Leakage Current LO V Output Low Voltage OL ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM AC Test Conditions Input Pulse Levels Input Rise/Fall Times Input Timing Reference Levels Output Reference Levels Output Load Waveform of Read Cycles ADDR ( UB, LB R/W DATA OUT ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM AC Electrical Characteristics Over the Operating Temperature and Supply Voltage Range Symbol READ CYCLE t Read Cycle Time RC t Address Access Time AA (3) t Chip Enable Access Time ACE ...
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... and a R for memory array writing cycle transition, the outputs remain in the High-impedance state. IL during an R/W controlled write cycle, this requirement does not apply and the write pulse can be as short as the IH and SEM = Industrial and Commercial Temperature Ranges (1,5,8) ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Timing Waveform of Semaphore Read after Write Timing, Either Side VALID ADDRESS t AW SEM I R/W OE NOTES ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM AC Electrical Characteristics Over the Operating Temperature and Supply Voltage Range Symbol BUSY TIMING (M/S BUSY Access Time from Address Match t BAA BUSY Disable Time from Address Not ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Timing Waveform of Write with Port-to-Port Read and BUSY (M ADDR "A" R/W "A" DATA IN "A" (1) t APS ADDR "B" BUSY "B" DATA OUT "B" NOTES: 1. ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Waveform of BUSY Arbitration Controlled by CE Timing (M ADDR "A" and "B" CE "A" (2) t APS CE "B" BUSY "B" Waveform of BUSY Arbitration Cycle Controlled by ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Waveform of Interrupt Timing ADDR "A" CE "A" R/W "A" INT "B" ADDR "B" CE "B" OE "B" INT "B" NOTES: 1. All timing is the same for left and right ...
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... FFFE or FFFF is user-defined since addressable SRAM location. If the interrupt function is not used, address locations FFFE and FFFF are not used as mail boxes, but as part of the random access memory. Refer to Truth Table IV for the interrupt operation. 14 Industrial and Commercial Temperature Ranges outputs can not be LOW simultaneously ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Busy Logic Busy Logic provides a hardware indication that both ports of the RAM have accessed the same location at the same time. It also allows one of the two accesses ...
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... The eight semaphore flags reside within the IDT70V28 in a separate memory space from the Dual-Port RAM. This address space is accessed by placing a low input on the SEM pin (which acts as a chip select for the semaphore flags) and using the other control pins (Address, CE, and R/W) as they would be used in accessing a standard Static RAM ...
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IDT70V28L High-Speed 3.3V 64K x 16 Dual-Port Static RAM Ordering Information XXXXX A 999 Device Power Speed Package Type NOTE: 1. Contact your sales office for Industrial Temperature range in other speeds, packages and powers. 2. Green parts available. For ...