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I²C-Compatible (Two-Wire) Serial EEPROM 256‑Kbit (32,768 x 8) AT24C256C
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Product Pages
AT24C256C
Features
Packages
1
Package Types (not to scale)
2
Pin Descriptions
2.1
Device Address Inputs (A0, A1, A2)
2.2
Ground
2.3
Serial Data (SDA)
2.4
Serial Clock (SCL)
2.5
Write-Protect (WP)
2.6
Device Power Supply
3
Description
3.1
System Configuration Using Two-Wire Serial EEPROMs
3.2
Block Diagram
4
Electrical Characteristics
4.1
Absolute Maximum Ratings
4.2
DC and AC Operating Range
4.3
DC Characteristics
4.4
AC Characteristics
4.5
Electrical Specifications
5
Device Operation and Communication
5.1
Clock and Data Transition Requirements
5.2
Start and Stop Conditions
5.3
Acknowledge and No-Acknowledge
5.4
Standby Mode
5.5
Software Reset
6
Memory Organization
6.1
Device Addressing
7
Write Operations
7.1
Byte Write
7.2
Page Write
7.3
Acknowledge Polling
7.4
Write Cycle Timing
7.5
Write Protection
8
Read Operations
8.1
Current Address Read
8.2
Random Read
8.3
Sequential Read
9
Device Default Condition from Microchip
10
Packaging Information
10.1
Package Marking Information
11
Revision History
Microchip Information
The Microchip Website
Product Change Notification Service
Customer Support
Product Identification System
Microchip Devices Code Protection Feature
Legal Notice
Trademarks
Quality Management System
Worldwide Sales and Service