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Renesas Electronics AT45DB Series

49 variants · Renesas Electronics

About the Renesas Electronics Renesas Electronics AT45DB Series series

The Renesas Electronics Renesas Electronics AT45DB Series series groups 49 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 FLASH, memory interface of SPI and memory type of Non-Volatile. Variants differ by case, frequency and memory organization, so you can match the exact case your application requires using the selection guide below.

Select a variant by

Case
8-SOIC (0.154\", 3.90mm Width) · 8-SOIC (0.209\", 5.30mm Width) · 8-UDFN Exposed Pad · 8-UFBGA, WLCSP
Frequency
70 MHz · 85 MHz
Memory organization
256 Bytes x 1024 pages · 264 Bytes x 32K pages · 264 Bytes x 2048 pages · 264 Bytes x 4096 pages · 528 Bytes x 4096 pages · 528 Bytes x 8192 pages
Memory size
2Mbit · 4Mbit · 8Mbit · 16Mbit · 32Mbit · 64Mbit
Package
Bulk · Tape & Reel (TR); Cut Tape (CT)
Voltage
1.65V ~ 3.6V · 1.7V ~ 3.6V · 2.3V ~ 3.6V
Write cycle time - word, page
8µs, 3ms · 8µs, 4ms · 8µs, 5ms

Variant comparison

ParameterAT45DB021E-SHN2B-TAT45DB041E-SHN-TAT45DB041E-SSHN-TAT45DB081E-UUN-TAT45DB161E-SSHF-BAT45DB161E-SSHFHC-T
Case8-SOIC (0.209\", 5.30mm Width)8-SOIC (0.209\", 5.30mm Width)8-SOIC (0.154\", 3.90mm Width)8-UFBGA, WLCSP8-SOIC (0.154\", 3.90mm Width)8-SOIC (0.154\", 3.90mm Width)
Frequency70 MHz85 MHz85 MHz85 MHz85 MHz85 MHz
Memory organization256 Bytes x 1024 pages264 Bytes x 2048 pages264 Bytes x 2048 pages264 Bytes x 4096 pages528 Bytes x 4096 pages528 Bytes x 4096 pages
Memory size2Mbit4Mbit4Mbit8Mbit16Mbit16Mbit
PackageTape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)BulkTape & Reel (TR); Cut Tape (CT)
Voltage1.65V ~ 3.6V1.65V ~ 3.6V1.65V ~ 3.6V1.7V ~ 3.6V2.3V ~ 3.6V2.3V ~ 3.6V
Write cycle time - word, page8µs, 3ms8µs, 3ms8µs, 3ms8µs, 4ms8µs, 4ms8µs, 4ms

Shared specifications

Memory format
FLASH
Memory interface
SPI
Memory type
Non-Volatile
Mounting type
Surface Mount
Operating temperature
-40°C ~ 85°C (TC)
Technology
FLASH

Request a quote on any Renesas Electronics AT45DB Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Renesas Electronics Renesas Electronics AT45DB Series variants differ?
Renesas Electronics AT45DB Series part numbers differ by case, frequency, memory organization and memory size. Use the selection guide above to pick by case.
How many Renesas Electronics Renesas Electronics AT45DB Series part numbers are listed?
49 Renesas Electronics Renesas Electronics AT45DB Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Renesas Electronics Renesas Electronics AT45DB Series?
Request a quote (RFQ) for any Renesas Electronics AT45DB Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants