Key facts
- Brand
- Atmel
- Model
- AT93C66
- Industry
- Industrial
- Documents
- 3
- Languages
- EN
- Last added
- 2012-06-05
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ATMEL Three-wire Serial EEPROMs 1K (128 x 8 or 64 x 16) 2K (256 x 8 or 128 x 16) 4K (512 x 8 or 256 x 16) AT93C46 AT93C56 (1) AT93C66 (2) handbook
The document describes the features and characteristics of the AT93C46/56/66 series products. It is a serial electrically erasable programmable read-only memory (EEPROM) with low power and low voltage operation. The product provides storage capacities of 1K, 2K, and 4K bits. It features a three-wire serial interface, 2 MHz clock rate, and self-timed write cycle. Additionally, the product offers high reliability and long data retention capability, making it suitable for industrial and commercial applications.
Read onlineAtmel AT93C66 specifications
| Supply Voltage Range | 1.8 V to 5.5 V (various versions) |
|---|---|
| Clock Rate | 2 MHz (5 V) |
| Endurance | 1 Million Write Cycles |
| Data Retention | 100 Years |
| Package Types | 8‑lead PDIP, 8‑lead JEDEC/EIAJ SOIC, 8‑lead TSSOP |
Source: Atmel AT93C46/AT93C56/AT93C66 3‑wire Serial EEPROM Datasheet
All Atmel AT93C66 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What voltage ranges does the AT93C46 support?
The AT93C46 is available in versions that operate from 1.8 V up to 5.5 V.
From: Atmel AT93C46/AT93C56/AT93C66 3‑wire Serial EEPROM Datasheet
How many write cycles can the AT93C46/56/66 endure?
The devices are rated for up to 1 million write cycles.
From: Atmel AT93C46/AT93C56/AT93C66 3‑wire Serial EEPROM Datasheet
What voltage ranges are supported by the AT93C46/56/57/66 devices?
The devices are offered in versions that operate from 1.8 V up to 5.5 V, with specific options such as 4.5 V‑5.5 V, 2.7 V‑5.5 V and 2.5 V‑5.5 V.
How much memory does each AT93C part provide?
The AT93C46 provides 1 Kbit (1024 bits), the AT93C56 provides 2 Kbit (2048 bits), and the AT93C57/66 provide 4 Kbit (4096 bits) of EEPROM.