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AM29F004BT-90JK Arkusz danych(PDF) 5 Page - SPANSION |
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AM29F004BT-90JK Arkusz danych(HTML) 5 Page - SPANSION |
5 / 37 page May 9, 2006 Am29F004B_00_E4 Am29F004B 3 D A TA SH EE T TABLE OF CONTENTS Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . . 5 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 7 Device Bus Operations . . . . . . . . . . . . . . . . . . . . . . 8 Am29F004B Device Bus Operations ................................................8 Requirements for Reading Array Data ..................................... 8 Writing Commands/Command Sequences .............................. 8 Program and Erase Operation Status ...................................... 8 Standby Mode .......................................................................... 8 Output Disable Mode ................................................................ 9 Am29F004B Top Boot Block Sector Addresses ...............................9 Am29F004B Bottom Boot Block Sector Addresses ..........................9 Autoselect Mode ..................................................................... 10 Am29F004B Autoselect Codes (High Voltage Method) ..................10 Sector Protection/Unprotection ............................................... 10 In-System Sector Protect/Sector Unprotect Algorithms ..................11 Temporary Sector Unprotect .................................................. 12 Temporary Sector Unprotect Operation ..........................................12 Hardware Data Protection ...................................................... 13 Low VCC Write Inhibit ......................................................................13 Write Pulse Glitch Protection ..........................................................13 Logical Inhibit ..................................................................................13 Power-Up Write Inhibit ....................................................................13 Command Definitions . . . . . . . . . . . . . . . . . . . . . . 13 Reading Array Data ................................................................ 13 Reset Command ..................................................................... 13 Autoselect Command Sequence ............................................ 13 Byte Program Command Sequence ....................................... 13 Program Operation ..........................................................................14 Chip Erase Command Sequence ........................................... 14 Sector Erase Command Sequence ........................................ 14 Erase Operation ..............................................................................15 Erase Suspend/Erase Resume Commands ........................... 15 Am29F004B Command Definitions .................................................16 Write Operation Status . . . . . . . . . . . . . . . . . . . . . 17 DQ7: Data# Polling ................................................................. 17 Data# Polling Algorithm ...................................................................17 DQ6: Toggle Bit I .................................................................... 18 DQ2: Toggle Bit II ................................................................... 18 Reading Toggle Bits DQ6/DQ2 ............................................... 18 DQ5: Exceeded Timing Limits ................................................ 18 DQ3: Sector Erase Timer ....................................................... 18 Toggle Bit Algorithm ....................................................................... 19 Write Operation Status ................................................................... 19 Absolute Maximum Ratings . . . . . . . . . . . . . . . . 20 Maximum Negative Overshoot Waveform ..................................... 20 Maximum Positive Overshoot Waveform ....................................... 20 Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . 20 DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 21 TTL/NMOS Compatible .......................................................... 21 CMOS Compatible .................................................................. 22 Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Test Setup ...................................................................................... 23 Test Specifications ......................................................................... 23 Key to Switching Waveforms . . . . . . . . . . . . . . . 23 AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 24 Read Operations .................................................................... 24 Read Operations Timings .............................................................. 24 Erase/Program Operations ..................................................... 25 Program Operation Timings ........................................................... 26 Chip/Sector Erase Operation Timings ............................................ 26 Data# Polling Timings (During Embedded Algorithms) .................. 27 Toggle Bit Timings (During Embedded Algorithms) ....................... 27 DQ2 vs. DQ6.................................................................................. 27 Sector Unlock Sequence Timing Diagram ..................................... 28 Sector Relock Timing Diagram ...................................................... 28 Sector Protect/Unprotect Timing Diagram ..................................... 29 Alternate CE# Controlled Erase/Program Operations ............ 30 Alternate CE# Controlled Write Operation Timings ........................ 31 Erase and Programming Performance . . . . . . . 32 Latchup Characteristics . . . . . . . . . . . . . . . . . . . 32 PLCC Pin Capacitance . . . . . . . . . . . . . . . . . . . . 32 Data Retention . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 33 PL 032—32-Pin Plastic Leaded Chip Carrier ......................... 33 Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 34 |
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