16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE® Serial Access EEPROM
The M93Cx6 family of electrically erasable programmable memory (EEPROM) devices includes the M93C86, M93C76, M93C66, M93C56 and M93C46. They are accessed via the MICROWIRE serial bus and are offered in RoHS‑compliant ECOPACK packages.
The document details features, package options, signal definitions, memory organization, power modes, instruction set, electrical ratings, and mechanical dimensions, along with revision history and ordering information.
| Supply voltage (standard) | 4.5 V to 5.5 V |
|---|---|
| Supply voltage (‑W version) | 2.5 V to 5.5 V |
| Supply voltage (‑R version) | 1.8 V to 5.5 V |
| Programming cycle time | 5 ms (self‑timed with auto‑erase) |
| Endurance | > 1 million erase/write cycles |
| Data retention | > 40 years |
| Maximum clock rate | 2 MHz |
Standard devices operate from 4.5 V to 5.5 V, the ‑W versions from 2.5 V to 5.5 V, and the ‑R versions from 1.8 V to 5.5 V.
The programming cycle is self‑timed with auto‑erase and takes 5 ms.
Each device can endure more than one million erase/write cycles.
The devices retain data for more than 40 years.