x25040sm-3 Intersil Corporation, x25040sm-3 Datasheet
x25040sm-3
Related parts for x25040sm-3
x25040sm-3 Summary of contents
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A N PPLICATION OTES X25040 AN9 • AN18 • AN31 • AN37 • AN40 4K SPI Serial E FEATURES • 1MHz Clock Rate • SPI Modes (0,0 & 1,1) • 512 ...
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X25040 PIN DESCRIPTIONS Serial Output (SO push/pull serial data output pin. During a read cycle, data is shifted out on this pin. Data is clocked out by the falling edge of the serial clock. Serial Input (SI) ...
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X25040 PRINCIPLES OF OPERATION 2 The X25040 is a 512 PROM designed to interface directly with the synchronous serial peripheral interface (SPI) of many popular microcontroller families. The X25040 contains an 8-bit instruction register accessed ...
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X25040 Clock and Data Timing Data input on the SI line is latched on the rising edge of SCK. Data is output on the SO line by the falling edge of SCK. Read Sequence 2 PROM memory array ...
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X25040 Operational Notes The X25040 powers-up in the following state: • The device is in the low power standby state. • A HIGH to LOW transition required to enter an active state and receive an instruction. • ...
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X25040 Figure 3. Write Enable Latch Sequence CS SCK SI SO Figure 4. Byte Write Operation Sequence SCK INSTRUCTION SI 8 9TH BIT OF ADDRESS HIGH IMPEDANCE ...
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X25040 Figure 5. Page Write Operation Sequence SCK INSTRUCTION SI 8 9TH BIT OF ADDRESS SCK DATA ...
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X25040 ABSOLUTE MAXIMUM RATINGS* Temperature under Bias .................. – +135 C Storage Temperature ....................... – +150 C Voltage on any Pin with Respect to V D.C. Output Current ............................................. 5mA Lead Temperature (Soldering, 10 seconds) .............................. ...
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X25040 EQUIVALENT A.C. LOAD CIRCUIT 2.16K OUTPUT 3.07K A.C. CHARACTERISTICS (Over recommended operating conditions, unless otherwise specified) Data Input Timing Symbol Parameter f Clock Frequency SCK t Cycle Time CYC CS Lead Time t LEAD CS ...
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X25040 Serial Output Timing CS SCK MSB OUT ADDR SI LSB IN Serial Input Timing CS t LEAD SCK MSB IN HIGH IMPEDANCE CYC MSB–1 OUT t t ...
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X25040 Hold Timing CS SCK SO SI HOLD 6451 FHD F11 ...
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X25040 PACKAGING INFORMATION HALF SHOULDER WIDTH ON ALL END PINS OPTIONAL 0.015 (0.38) TYP. 0.010 (0.25) NOTE: 1. ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) 2. PACKAGE DIMENSIONS EXCLUDE MOLDING FLASH 8-LEAD PLASTIC DUAL IN-LINE PACKAGE TYPE P 0.430 ...
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X25040 PACKAGING INFORMATION 8-LEAD PLASTIC SMALL OUTLINE GULL WING PACKAGE TYPE S PIN 1 INDEX 0.010 (0.25) 0.020 (0.50) 0 – 8 0.016 (0.410) 0.037 (0.937) NOTE: ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) 0.150 (3.80) 0.158 (4.00) PIN ...
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X25040 ORDERING INFORMATION Device Part Mark Convention LIMITED WARRANTY Devices sold by Xicor, Inc. are covered by the warranty and patent indemnification provisions appearing in its Terms of Sale only. Xicor, Inc. makes no warranty, express, statutory, implied ...