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Microchip Technology AT24C Series

838 variants · Microchip Technology

About the Microchip Technology AT24C Series

The Microchip Technology AT24C Series series groups 838 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common memory format of EEPROM, memory interface of I²C and memory type of Non-Volatile. Variants differ by access time, case and frequency, so you can match the exact access time your application requires using the selection guide below.

Select a variant by

Access time
450 ns · 900 ns
Case
8-DIP (0.300\", 7.62mm) · 8-SOIC (0.209\", 5.30mm Width)
Frequency
1 MHz · 400 kHz
Memory organization
2K x 8 · 64K x 8
Memory size
16Kbit · 512Kbit
Mounting
Surface Mount · Through Hole
Operating temperature
-40°C~85°C(TA) · -40°C~85°C(TC)
Package
Tape & Reel (TR); Cut Tape (CT) · Tube

Shared specifications

Memory format
EEPROM
Memory interface
I²C
Memory type
Non-Volatile
Technology
EEPROM
Voltage
1.7V ~ 3.6V
Write cycle time - word, page
5ms

Variant comparison

ParameterAT24C16D-PUMAT24C512C-SHM-T
Access time450 ns900 ns
Case8-DIP (0.300\", 7.62mm)8-SOIC (0.209\", 5.30mm Width)
Frequency1 MHz400 kHz
Memory organization2K x 864K x 8
Memory size16Kbit512Kbit
MountingThrough HoleSurface Mount
Operating temperature-40°C~85°C(TC)-40°C~85°C(TA)
PackageTubeTape & Reel (TR); Cut Tape (CT)

Request a quote on any Microchip Technology AT24C Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants