M93C76-RDW3TP/K STMicroelectronics Integrated Circuit (Small Outline Packages) In Stock
M93C76-RDW3TP/K is an automotive-grade 8 Kbit MICROWIRE serial EEPROM from STMicroelectronics with 2 MHz clock, 8-bit or 16-bit selectable data width, and AEC-Q100 qualification. Packaged in an 8-pin SOIC for robust automotive applications.
- Manufacturer
- STMicroelectronics
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- M93C76-RDW3TP/K Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3413(MOQ 50)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 qualified automotive 8 Kbit EEPROM with 2 MHz MICROWIRE interface for reliable non-volatile storage in ECU and body control module designs
- Selectable 8-bit or 16-bit data width organization allows flexible memory addressing to match microcontroller bus widths in automotive embedded systems
- SOIC-8 package with e4 JESD-609 lead-free compliance meets automotive assembly requirements across extended temperature ranges
Applications
The M93C76-RDW3TP/K is designed for automotive ECU, body control module, and instrument cluster applications requiring AEC-Q100 qualified non-volatile parameter storage. Its MICROWIRE serial interface at up to 2 MHz enables efficient read/write of calibration data, odometer values, and configuration parameters in automotive microcontroller systems. The selectable 8-bit or 16-bit data organization accommodates both 8-bit and 16-bit MCU architectures commonly used in automotive designs.
Specifications
| Factory Lead Time | 14Weeks |
| YTEOL | 15 |
| Alternate Memory Width | 8 |
| Clock Frequency-Max (fCLK) | 2MHz |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Memory Density | 8192bit |
| Memory IC Type | EEPROM |
| Memory Width | 16 |
| Number of Functions | 1 |
| Number of Words | 512words |
| Number of Words Code | 512 |
| Operating Mode | SYNCHRONOUS |
| Organization | 512X16 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Screening Level | AEC-Q100 |
| Serial Bus Type | MICROWIRE |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.8V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Write Cycle Time-Max (tWC) | 4ms |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What automotive qualification standard does the M93C76-RDW3TP/K meet for use in vehicle ECUs?
The M93C76-RDW3TP/K meets AEC-Q100 Grade qualification requirements for automotive integrated circuits, ensuring it has been stress-tested for reliability under automotive temperature cycling, humidity, and electrostatic discharge conditions. This qualification makes it directly applicable in ECU, transmission control module, and body control module designs without additional component-level qualification steps.
How does the selectable 8-bit or 16-bit data width of the M93C76-RDW3TP/K benefit automotive microcontroller integration?
The M93C76-RDW3TP/K organizes its 8 Kbits as either 1024 x 8-bit or 512 x 16-bit words, selectable via a dedicated ORG pin. This flexibility lets designers align the EEPROM's addressing scheme directly with the native word width of their automotive MCU — 8-bit for older 8051-class controllers or 16-bit for modern 16-bit and 32-bit automotive processors — without software data packing overhead.
What maximum clock frequency does the M93C76-RDW3TP/K MICROWIRE interface support?
The M93C76-RDW3TP/K supports a maximum MICROWIRE clock frequency of 2 MHz, allowing a complete 8-bit read cycle to complete within 4 µs. This speed is adequate for loading ECU calibration tables at startup and periodically saving odometer or fault-code data during vehicle operation without impacting real-time MCU task scheduling.
Can the M93C76-RDW3TP/K store vehicle odometer and fault-code data reliably over a vehicle's service lifetime?
Yes. The M93C76-RDW3TP/K's EEPROM endurance supports a very high number of write cycles, and its AEC-Q100 automotive qualification covers data retention across the full automotive operating temperature range of -40°C to 125°C. For odometer counters updated every 0.1 km, the 8 Kbit capacity allows storing multiple redundant copies to extend effective write-cycle life through wear-leveling algorithms.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 50+ | $0.7900 | $39.50 |
| 100+ | $0.6500 | $65.00 |
| 250+ | $0.4200 | $105.00 |
| 500+ | $0.3675 | $183.75 |
| 1000+ | $0.3413 | $341.30 |
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