M24256-A - STMicroelectronics

M24256-A 256 Kbit Serial I C Bus EEPROM With Two Chip Enable Lines

These I 2C-compatible electrically erasable programmable memory (EEPROM) devices are organized as 32Kx8 bits, and operate down to 2.5 V (for the M24256-AW), and down to 1.8 V (for the M24256-AR). The M24256-A is available in Plastic Dual-in-Line, Plastic Small Outline and Thin Shrink Small Outline packages. The M24256-A is also available in a chip-scale (SBG.

Features

24256-AR). The M24256-A is available in Plastic Dual-in-Line, Plastic Small Outline and Thin Shrink Small Outline packages. The M24256-A is also available in a chip-scale (SBGA) package. Figure 1. Logic Diagram VCC 2 E0-E1 Table 1. Signal Names E0, E1 SDA SCL WC VCC VSS Chip Enable Serial Data Serial Clock Write Control Supply Voltage Ground SDA M24256-A SCL WC VSS AI02271C April 2000 This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice. 1/20 M24256-A Figure 2A. DIP Connections Figure 2C. TSSOP Conn.