Features and characteristics of M93S66, M93S56 M93S46 4Kbit, 2Kbit and 1Kbit (16-bit wide) MICROWIRE Serial Access EEPROM with Block Protection
This document describes the M93S66, M93S56, and M93S46, which are 4Kbit, 2Kbit, and 1Kbit (16-bit wide) MICROWIRE Serial Access EEPROMs. These devices feature industry-standard MICROWIRE bus compatibility, single supply voltage options, and self-timed programming cycles with auto-erase capabilities.
| Memory Capacity | 4Kbit, 2Kbit, 1Kbit |
|---|---|
| Data Width | 16-bit |
| Supply Voltage (M93Sx6) | 4.5 to 5.5V |
| Supply Voltage (M93Sx6-W) | 2.5 to 5.5V |
| Supply Voltage (M93Sx6-R) | 1.8 to 5.5V |
| Clock Rate | 1MHz or 2MHz |
| Write Time (Current Product) | 10ms |
| Write Time (New Product) | 5ms |
| Erase/Write Cycles | 1 Million |
| Data Retention | 40 Years |
The M93Sx6 devices are organized by Word with a 16-bit width.
No, the programming cycle is self-timed and does not require an erase cycle prior to the Write instruction.
The instruction set contains seven instructions including Read, Write, Page Write, and Write All.