W25P243AF-4A Winbond, W25P243AF-4A Datasheet
W25P243AF-4A
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W25P243AF-4A Summary of contents
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GENERAL DESCRIPTION The W25P243A is a high-speed, low-power, synchronous-burst pipelined, CMOS static RAM organized as 65,536 64 bits that operates on a single 3.3-volt power supply. A built-in two-bit burst address counter supports both Pentium executed is controlled by ...
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PIN CONFIGURATION VSSQ I/O33 3 I/O34 4 I/O35 5 I/O36 6 I/O37 7 I/O38 8 I/O39 9 I/O40 10 I/O41 11 I/O42 12 ...
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PIN DESCRIPTION SYMBOL Input, Synchronous A0 A15 I/O, Synchronous I/O1 I/O64 CLK Input, Clock Input, Synchronous CE1, CE2, CE3 Input, Synchronous GW Input, Synchronous BWE Input, Synchronous BW1 BW8 Input, Asynchronous OE Input, Synchronous ADV Input, Synchronous ADSC Input, Synchronous ...
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FUNCTIONAL DESCRIPTION The W25P243A is a synchronous-burst pipelined SRAM designed for use in high-end personal computers. It supports two burst address sequences for Intel systems (Interleaved mode) and linear mode, which can be controlled by the LBO pin. The burst ...
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Truth Table, continued ADDRESS CYCLE USED Begin Write Current Begin Write Current Begin Write External Continue Write Next Continue Write Next Suspend Write Current Suspend Write Current Notes: 1. For a detailed definition of read/write, see the Write Table below. ...
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Write Table, continued READ/WRITE FUNCTION Write byte 5, byte 2 Write byte 5, byte 2, byte 1 Write byte 5, byte 3 Write byte 5, byte 3, byte 1 Write byte 5, byte 3, byte 2 Write byte 5, byte ...
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DC CHARACTERISTICS Absolute Maximum Ratings PARAMETER Core Supply Voltage to Vss I/O Supply Voltage to Vss Input/Output to V Potential SSQ Allowable Power Dissipation Storage Temperature Operating Temperature Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may ...
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AC CHARACTERISTICS AC Test Conditions PARAMETER Input Pulse Levels Input Rise and Fall Times Input and Output Timing Reference Level Output Load AC Test Loads and Waveform ohm VL = 1.5V OUTPUT ohm AC ...
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AC Timing Characteristics, continued PARAMETER ADSP Setup Time ADSP Hold Time ADSC Setup Time ADSC Hold Time CE1, CE2, CE3 Setup Time CE1, CE2, CE3 Hold Time GW , BWE , BWEx Setup Time GW , BWE , BWEx Hold ...
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TIMING WAVEFORMS Read Cycle Timing Single Read CLK T T ADSS ADSH ADSP T ADSC T T ADVS ADVH ADV A[15:0] RD1 BWE BW[8: CES ...
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Timing Waveforms, continued Write Cycle Timing Single Write CLK T T ADSS ADSH ADSP T ADCS ADSC T ADVS ADV A[15:0] WR1 BWE T WS WR1 BW[8: CEH CES ...
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Timing Waveforms, continued Read/Write Cycle Timing Single Read CLK T T ADSS ADSH ADSP T ADCS ADSC T T ADVS ADVH ADV A[15:0] RD1 BWE BW[8:1] T ...
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Timing Waveforms, continued ZZ and RD Timing Single Read CLK T T ADSS ADSH ADSP ADSC T ADVS ADV A[15:0] RD1 BWE T WS BW[8: CES CEH CE1 T ...
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Timing Waveforms, continued Dual Bank Burst Read Cycle CLK Select Bank 0 ADSP ADSC ADV Read 1 A[31:3] GW BWE BW[8:1] CE1 CE[3:2] Active Bank 0 CE[3:2] Non- Active Bank 1 OE D[63:0] Bank 0 D[63:0] Bank 1 DON'T CARE ...
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... ORDERING INFORMATION PART NO. ACCESS TIME (nS) W25P243AF-4A 4.5 W25P243AF-5 5 W25P243AF-6 6 W25P243AD-4A 4.5 W25P243AD-5 5 W25P243AD-6 6 Notes 1. Winbond reserves the right to make changes to its products without prior notice. 2. Purchasers are responsible for performing appropriate quality assurance testing on products intended for use in applications where personal injury might occur as a consequence of product failure. ...
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PACKAGE DIMENSIONS 128-pin QFP 128 See Detail F Seating Plane 103 102 Dimension in inches Dimension in mm Symbol Nom. Nom. ...
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Package Dimensions, continued 128-pin TQFP 128 See Detail F Seating Plane 103 102 Dimension in inches Dimension in mm Symbol Nom. ...
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... Support 83, 75 MHz Change from "Output Enable" to " OHZ Output Disable" Winbond Electronics (H.K.) Ltd. Winbond Electronics North America Corp. Winbond Memory Lab. Rm. 803, World Trade Square, Tower II, 123 Hoi Bun Rd., Kwun Tong, Winbond Microelectronics Corp. Kowloon, Hong Kong Winbond Systems Lab. ...