ds42585 Advanced Micro Devices, ds42585 Datasheet - Page 3

• Manufacturer Part Number: ds42585
• Description: Stacked Multi-chip Package Mcp Flash Memory And Sram
• Manufacturer: Advanced Micro Devices

TABLE OF CONTENTS
Distinctive Characteristics . . . . . . . . . . . . . . . . . . 1
General Description . . . . . . . . . . . . . . . . . . . . . . . . 2
Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 5
MCP Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . 5
Flash Memory Block Diagram. . . . . . . . . . . . . . . . 6
Connection Diagram . . . . . . . . . . . . . . . . . . . . . . . 7
Pin Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 8
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 8
MCP Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Flash Memory Features . . . . . . . . . . . . . . . . . . . . . 1
SRAM Features . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Am29DL324 Features . . . . . . . . . . . . . . . . . . . . . . 2
Simultaneous Read/Write Operations with
Zero Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Special Handling Instructions for FBGA Package . 7
Word/Byte Configuration . . . . . . . . . . . . . . . . . . . 12
Requirements for Reading Array Data . . . . . . . . . 12
Writing Commands/Command Sequences . . . . . 12
Simultaneous Read/Write Operations with Zero
Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Standby Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Automatic Sleep Mode . . . . . . . . . . . . . . . . . . . . . 13
RESET#: Hardware Reset Pin . . . . . . . . . . . . . . . 13
Output Disable Mode . . . . . . . . . . . . . . . . . . . . . . 13
Autoselect Mode . . . . . . . . . . . . . . . . . . . . . . . . . 16
Sector/Sector Block Protection and Unprotection 16
Write Protect (WP#) . . . . . . . . . . . . . . . . . . . . . . . 16
Temporary Sector/Sector Block Unprotect . . . . . . 17
Architectural Advantages . . . . . . . . . . . . . . . . . . . 1
Performance Characteristics . . . . . . . . . . . . . . . . 1
Software Features . . . . . . . . . . . . . . . . . . . . . . . . 1
Hardware Features . . . . . . . . . . . . . . . . . . . . . . . 1
Table 1. Device Bus Operations—Flash Word
Mode, CIOf = V
CIOs = V
Table 2. Device Bus Operations—Flash Word
Mode, CIOf = V
CIOs = V
Table 3. Device Bus Operations—Flash Byte
Mode, CIOf = V
CIOs = V
Accelerated Program Operation . . . . . . . . . . . . 12
Autoselect Functions . . . . . . . . . . . . . . . . . . . . . 12
Table 4. Device Bank Division . . . . . . . . . . . . . . 13
Table 5. Sector Addresses for Bottom Boot
Sector Devices . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Table 6. SecSi Sector Addresses for Bottom
Boot Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Table 7. Bottom Boot Sector/Sector Block
Addresses for Protection/Unprotection . . . . . . . 16
Figure 1. Temporary Sector Unprotect
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 2. In-System Sector/Sector Block
Protect and Unprotect Algorithms . . . . . . . . . . . 18
CC
SS
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
IH
IH
IL
; SRAM Byte Mode,
; SRAM Word Mode,
; SRAM Byte Mode,
P R E L I M I N A R Y
DS42585
Common Flash Memory Interface (CFI) . . . . . . . 20
Command Definitions. . . . . . . . . . . . . . . . . . . . . . 23
Write Operation Status . . . . . . . . . . . . . . . . . . . . . 28
Absolute Maximum Ratings. . . . . . . . . . . . . . . . . 32
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . 32
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 33
SRAM DC and Operating Characteristics. . . . . . 34
Test Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 36
SecSi (Secured Silicon) Sector Flash Memory
Region . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Hardware Data Protection . . . . . . . . . . . . . . . . . . 19
Reading Array Data . . . . . . . . . . . . . . . . . . . . . . . 23
Reset Command . . . . . . . . . . . . . . . . . . . . . . . . . 23
Autoselect Command Sequence . . . . . . . . . . . . . 23
Enter SecSi Sector/Exit SecSi Sector
Command Sequence . . . . . . . . . . . . . . . . . . . . . . 24
Byte/Word Program Command Sequence . . . . . 24
Chip Erase Command Sequence . . . . . . . . . . . . 25
Sector Erase Command Sequence . . . . . . . . . . . 25
Erase Suspend/Erase Resume Commands . . . . 26
DQ7: Data# Polling . . . . . . . . . . . . . . . . . . . . . . . 28
RY/BY#: Ready/Busy# . . . . . . . . . . . . . . . . . . . . . 29
DQ6: Toggle Bit I . . . . . . . . . . . . . . . . . . . . . . . . . 29
DQ2: Toggle Bit II . . . . . . . . . . . . . . . . . . . . . . . . 30
Reading Toggle Bits DQ6/DQ2 . . . . . . . . . . . . . . 30
DQ5: Exceeded Timing Limits . . . . . . . . . . . . . . . 30
DQ3: Sector Erase Timer . . . . . . . . . . . . . . . . . . 30
CMOS Compatible . . . . . . . . . . . . . . . . . . . . . . . 33
Zero-Power Flash
Factory Locked: SecSi Sector Programmed
and Protected At the Factory . . . . . . . . . . . . . . 19
Customer Lockable: SecSi Sector NOT
Programmed or Protected At the Factory . . . . . 19
Low V
Write Pulse “Glitch” Protection . . . . . . . . . . . . . 19
Logical Inhibit . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Power-Up Write Inhibit . . . . . . . . . . . . . . . . . . . 20
Table 8. CFI Query Identification String . . . . . . 20
Table 9. System Interface String . . . . . . . . . . . 21
Table 10. Device Geometry Definition . . . . . . . 21
Table 11. Primary Vendor-Specific Extended
Query . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Unlock Bypass Command Sequence . . . . . . . . 24
Figure 3. Program Operation . . . . . . . . . . . . . . . 25
Figure 4. Erase Operation . . . . . . . . . . . . . . . . . 26
Table 12. DS42585 Command Definitions . . . . 27
Figure 5. Data# Polling Algorithm . . . . . . . . . . . 28
Figure 6. Toggle Bit Algorithm . . . . . . . . . . . . . . 29
Table 13. Write Operation Status . . . . . . . . . . . 31
Industrial (I) Devices . . . . . . . . . . . . . . . . . . . . . 32
V
Figure 9. I
Active and Automatic Sleep Currents). . . . . . . . 35
Figure 10. Typical I
Figure 11. Test Setup . . . . . . . . . . . . . . . . . . . . 36
Table 14. Test Specifications . . . . . . . . . . . . . . 36
CC
f/V
CC
CC
s Supply Voltage . . . . . . . . . . . . . . . . . 32
Write Inhibit . . . . . . . . . . . . . . . . . . . . 19
CC1
Current vs. Time (Showing
. . . . . . . . . . . . . . . . . . . . . . . 35
CC1
vs. Frequency . . . . . . . . 35
3