Description

The 25AA040-I from Microchip Technology Inc. is a 4 Kbit serial Electrically Erasable PROM memory component.

Specifications and features

• Low-power CMOS technology:
• Write current: 3 mA, typical
• Read current: 500μA, typical
• Standby current: 500 nA, typical
• 512 x 8-bit organization
• 16-byte page
• Write cycle time: 5 ms max.
• Self-timed Erase and Write cycles
• Block write protection:
• Protect none, 1/4, 1/2 or all of the array
• Built-in write protection:
• Power on/off data protection circuitry
• Write enable latch
• Write-protect pin
• Sequential read
• High reliability:
• Endurance: 1M cycles
• Data retention: > 200 years
• ESD protection: > 4000V
• 8-pin PDIP, SOIC, and TSSOP packages
• Temperature ranges supported:
• Industrial (I): -40°C to +85°C
• Automotive (E) (25C040): -40°C to +125°C

Application Scenarios

This memory component can be used in a wide range of applications including data storage devices, automotive electronics, industrial automation systems, and consumer electronics, among others.

Comparison

• Low-power consumption
• Highly reliable with endurance of 1M cycles and data retention of over 200 years
• Built-in write protection
• Block write protection for protecting parts of the array
• Supports a wide range of temperatures

• Low memory capacity of only 4 Kbit