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SA24C1024 Datasheet
SAIFUN
3
Table of Contents
Features......................................................................... 1
General Description...................................................... 2
Block Diagram............................................................... 4
Connection Diagrams................................................... 5
Ordering Information .................................................... 6
Product Specifications ................................................. 7
Absolute Maximum Ratings Operating Conditions... 7
ESD/Latch up Specification (JEDEC 8 Spec)...........7
Operating Conditions............................................... 7
V
CC
(2.7 V to 3.6 V) DC Electrical Characteristics ... 8
Capacitance............................................................ 8
AC Test Conditions ................................................. 9
AC Testing Input/Output Waveforms....................... 9
AC Characteristics (V
CC
2.7 V – 3.6 V).................... 9
Bus Timing............................................................ 10
Write Cycle Timing................................................ 11
Typical System Configuration................................ 11
Background Information (IIC Bus)............................. 12
Slave Address....................................................... 12
Device Type.......................................................... 13
Device/Page Block Selection................................. 13
Read/Write Bit....................................................... 13
Acknowledge......................................................... 13
Array Address#1.................................................... 13
Array Address#0.................................................... 13
Pin Descriptions.......................................................... 14
Serial Clock (SCL)................................................. 14
Serial Data (SDA).................................................. 14
Write Protect (WP)................................................ 14
Choice 1: Full Array Write Protect ................. 14
Device Selection Input – A1 (as Appropriate)........ 14
Choice 2: Programmable Write Protect
......... 15
Device Operation......................................................... 16
Clock and Data Conventions................................. 16
START Condition .................................................. 16
STOP Condition .................................................... 16
SA24C1024 Array Addressing............................... 16
Write Operations......................................................... 18
Byte Write ............................................................. 18
Page Write............................................................ 18
Acknowledge Polling ............................................. 19
Write Protection .................................................... 19
Read Operations ......................................................... 20
Current Address Read........................................... 20
Random Read....................................................... 20
Sequential Read.................................................... 20
Switching from Standard/Fast Modes to High-speed
Mode and Back....................................................... 22
Physical Dimensions................................................... 24
Contact Information.................................................... 27
Life Support Policy...................................................... 27
List of Figures
Figure 1. SA24C1024 Block Diagram..............................4
Figure 2. SO Package (MW), Dual Inline (N) – Top View 5
Figure 3. Leadless Package (MLF) – Top View...............5
Figure 4. SA24C1024 Ordering Information.....................6
Figure 5. AC Testing Input/Output Waveforms................9
Figure 6. Bus Timing..................................................... 10
Figure 7. Write Cycle Timing......................................... 11
Figure 8. Typical System Configuration......................... 11
Figure 9. Slave Address................................................ 12
Figure 10. Data Validity................................................. 17
Figure 11. START and STOP Definition........................ 17
Figure 12. Acknowledge Response from Receiver........ 17
Figure 13. Byte Write .................................................... 19
Figure 14. Page Write ................................................... 19
Figure 15. Current Address Read.................................. 21
Figure 16. Random Read.............................................. 21
Figure 17. Sequential Read........................................... 21
Figure 18. Data Transfer ............................................... 22
Figure 19. A Complete HS Mode Transfer..................... 23
Figure 20. 8-pin Molded Small Outline Package (MW8),
Package Number M08D ...................................... 24
Figure 21. Molded Dual-in-Line Package (N), Package
Number N08E...................................................... 25
Figure 22. 8-pin MLF Leadless Package....................... 26
List of Tables
Table 1. Pin Names.........................................................5
Table 2. Write Protection Truth Table............................ 14