AM29LV652D datasheet(5/54 Pages) AMD | 128 Megabit (16 M x 8-Bit) CMOS 3.0 Volt-only Uniform Sector Flash Memory with VersatileIO™ Control

5 page

May 5, 2006 24961A5

Am29LV652D

D A TA

SH EE T

TABLE OF CONTENTS

General Description . . . . . . . . . . . . . . . . . . . . . . . . 2

Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4

Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Connection Diagram . . . . . . . . . . . . . . . . . . . . . . . . 6

Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 8

Device Bus Operations . . . . . . . . . . . . . . . . . . . . . . 9

Table 1. Am29LV652D Device Bus Operations ................................9

VersatileIO

™ (V

IO) Control ....................................................... 9

Requirements for Reading Array Data ..................................... 9

Writing Commands/Command Sequences ............................ 10

Accelerated Program Operation .......................................... 10

Autoselect Functions ........................................................... 10

Standby Mode ........................................................................ 10

Automatic Sleep Mode ........................................................... 10

RESET#: Hardware Reset Pin ............................................... 10

Output Disable Mode .............................................................. 11

Table 2. Sector Address Table for CE# ..........................................11

Table 3. Sector Address Table for CE2# ........................................15

Autoselect Mode ..................................................................... 19

Table 4. Am29LV652D Autoselect Codes, (High Voltage Method) 19

Sector Group Protection and Unprotection ............................. 20

Table 5. Sector Group Protection/Unprotection Address Table .....20

Temporary Sector Group Unprotect ....................................... 21

Figure 1. Temporary Sector Group Unprotect Operation................ 21

Figure 2. In-System Sector Group Protect/Unprotect Algorithms ... 22

Hardware Data Protection ...................................................... 23

Low VCC Write Inhibit ......................................................... 23

Write Pulse “Glitch” Protection ............................................ 23

Logical Inhibit ...................................................................... 23

Power-Up Write Inhibit ......................................................... 23

Common Flash Memory Interface (CFI) . . . . . . . 23

Table 6. CFI Query Identification String .......................................... 23

System Interface String................................................................... 24

Table 8. Device Geometry Definition .............................................. 24

Table 9. Primary Vendor-Specific Extended Query ........................ 25

Command Definitions . . . . . . . . . . . . . . . . . . . . . 25

Reading Array Data ................................................................ 25

Reset Command ..................................................................... 26

Autoselect Command Sequence ............................................ 26

Byte Program Command Sequence ....................................... 26

Unlock Bypass Command Sequence .................................. 26

Figure 3. Program Operation .......................................................... 27

Chip Erase Command Sequence ........................................... 27

Sector Erase Command Sequence ........................................ 28

Erase Suspend/Erase Resume Commands ........................... 28

Figure 4. Erase Operation............................................................... 29

Table 10. Am29LV652D Command Definitions ..............................30

Write Operation Status . . . . . . . . . . . . . . . . . . . . . 31

DQ7: Data# Polling ................................................................. 31

Figure 5. Data# Polling Algorithm .................................................. 31

RY/BY#: Ready/Busy# ............................................................ 32

DQ6: Toggle Bit I .................................................................... 32

Figure 6. Toggle Bit Algorithm........................................................ 32

DQ2: Toggle Bit II ................................................................... 33

Reading Toggle Bits DQ6/DQ2 ............................................... 33

DQ5: Exceeded Timing Limits ................................................ 33

DQ3: Sector Erase Timer ....................................................... 33

Table 11. Write Operation Status ................................................... 34

Absolute Maximum Ratings . . . . . . . . . . . . . . . . 35

Figure 7. Maximum Negative Overshoot Waveform ..................... 35

Figure 8. Maximum Positive Overshoot Waveform....................... 35

DC Characteristics

(for two Am29LV065 devices) . . . . . . . . . . . . . . . 36

Figure 9. ICC1 Current vs. Time (Showing Active and

Automatic Sleep Currents) ............................................................. 37

Figure 10. Typical I

CC1 vs. Frequency ............................................ 37

Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Figure 11. Test Setup.................................................................... 38

Table 12. Test Specifications ......................................................... 38

Figure 12. Input Waveforms and Measurement Levels ................. 38

Key to Switching Waveforms. . . . . . . . . . . . . . . . 38

AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 39

Read-Only Operations ........................................................... 39

Figure 13. Read Operation Timings ............................................... 39

Hardware Reset (RESET#) .................................................... 40

Figure 14. Reset Timings ............................................................... 40

Erase and Program Operations .............................................. 41

Figure 15. Program Operation Timings.......................................... 42

Figure 16. Accelerated Program Timing Diagram.......................... 42

Figure 17. Chip/Sector Erase Operation Timings .......................... 43

Figure 18. Data# Polling Timings (During Embedded Algorithms). 44

Figure 19. Toggle Bit Timings (During Embedded Algorithms)...... 45

Figure 20. DQ2 vs. DQ6................................................................. 45

Temporary Sector Unprotect .................................................. 46

Figure 21. Temporary Sector Group Unprotect Timing Diagram ... 46

Figure 22. Sector Group Protect and Unprotect Timing Diagram .. 47

Figure 23. Alternate CE# Controlled Write

(Erase/Program) Operation Timings .............................................. 49

Erase And Programming Performance . . . . . . . 50

Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 50

Input/Output Capacitance . . . . . . . . . . . . . . . . . . 50

Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 51

FSA063—63-Ball Fine-Pitch Ball Grid Array (FBGA) 11 x 12 mm

package .................................................................................. 51

Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 52

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