Microchip Technology AT45DB021B-SU Memory Integrated Circuit
IC FLASH 2MBIT SPI 20MHZ 8SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT45DB021B-SU
Detailed Description
IC FLASH 2MBIT SPI 20MHZ 8SOIC
Package
8-SOIC (0.209", 5.30mm Width)
Key Features
Package / Case: 8-SOIC (0.209", 5.30mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
AT45DB021B-SU Datasheet
Quick Jump:
Technical Specifications
Microchip Technology AT45DB021B-SU Memory Integrated Circuit technical specifications.
General
Interface
Serial-SPI
Memory Size
2Mb (264 Bytes x 1024 pages)
RoHS
Compliant
Number of Pins
8
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TC)
Supply Voltage
2.7V ~ 3.6V
Lifecycle Status
Obsolete
Technology
Flash
Alternate Parts Comparison (AT45DB021B-SU vs AT45DB011B-SI vs AT25DF161-SH-T vs SST25VF040B-80-4I-S2AE-T)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2.7V ~ 3.6V | 2.7V ~ 3.6V | 2.7V ~ 3.6V | 2.7V ~ 3.6V |
| Memory Size | 2Mb (264 Bytes x 1024 pages) | 1Mb (264 Bytes x 512 pages) | 16Mb (2M x 8) | 4Mb (512K x 8) |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Max Frequency | 20 MHz | 20 MHz | 100 MHz | 80 MHz |
| Memory Format | Flash | Flash | Flash | Flash |
| Memory Interface | SPI | SPI | SPI | SPI |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Technology | Flash | Flash | Flash | Flash |
| Write Cycle Time Word Page | 14ms | 15ms | 7µs, 3ms | 10µs |
| Action |
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