STMicroelectronics

M95080-DRMN3TP/K - 8Kbit SPI EEPROM | STMicroelectronics

Name: M95080-DRMN3TP/K
Brand: STMicroelectronics
Price: 0.45 USD
Availability: InStock

MPN: M95080-DRMN3TP/K ✓ Active

In Stock (99,999) Ships in 1-3 business days

1.8 V to 5.5 V Vdss SO-8N (150 mil) Package 10 MHz Speed 8 Kbit (1024 x 8) Memory

$0.45 USD / Unit

MOQ: 1 |

Volume Pricing

Qty	Unit Price	Extended
1	$0.45	$0.45
10	$0.4	$4.00
100	$0.35	$35.00
500	$0.3	$150.00
1,000	$0.25	$250.00

ℹ️ All prices are in USD

View Datasheet (PDF) View Alternatives

Quantity

Drop-in alternatives for M95080-DRMN3TP/K — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

M95080-DRMN3TP/K

✅ Drop-In

STMicroelectronics

📦 SO-8N

8 Kbit (1024 x 8) · SPI · 10 MHz · 1.8 V to 5.5 V · -40C to +85C · SO-8N (150 mil) · Surface Mount · 5 ms (typical)

✓ 99,999 In Stock

$0.25 / Unit

View Datasheet →

25AA080A-I/SN

✅ Drop-In

📦 SOIC-8

Cross-brand, same SOIC-8 footprint, similar SPI EEPROM, but different instruction set and Status Register

📋 Reference alternative (not in catalog)

CAT25080LI-G

✅ Drop-In

📦 SOIC-8

Cross-brand, same SOIC-8 footprint, 8Kbit SPI EEPROM, but different manufacturer and minor spec differences

📋 Reference alternative (not in catalog)

AT25080B-SSHL-T

✅ Drop-In

📦 SOIC-8

Cross-brand, same SOIC-8 footprint, 8Kbit SPI EEPROM, but different manufacturer and minor spec differences

📋 Reference alternative (not in catalog)

ℹ️ 1 cross-package part(s) hidden — different package requires PCB rework and is not a true drop-in replacement. Contact us if you need cross-package suggestions.

M95080-DRMN3TP/K Maximum Ratings & Electrical Characteristics

Memory Size	8 Kbit (1024 x 8)
Interface Type	SPI
Maximum Clock Frequency	10 MHz
Supply Voltage Range	1.8 V to 5.5 V
Operating Temperature Range	-40C to +85C
Package	SO-8N (150 mil)
Mounting Type	Surface Mount
Write Cycle Time	5 ms (typical)
Page Size	16 bytes
Endurance	1,000,000 write cycles
Data Retention	40 years
RoHS Status	Compliant
Halogen Free	Yes
Write Protection	Hardware (W pin) and Software (Status Register)
SPI Modes	Mode 0 and Mode 3

M95080-DRMN3TP/K Pin Configuration

Pin 1	S — Chip Select (active low)
Pin 2	C — Serial Clock
Pin 3	D — Serial Data Input
Pin 4	Q — Serial Data Output
Pin 5	W — Write Protect (active low)
Pin 6	VCC — Power Supply
Pin 7	GND — Ground
Pin 8	HOLD — Hold (active low, optional)

Safe Operating Area (SOA) & Thermal Characteristics

No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

M95080-DRMN3TP/K is suitable for 6 applications: Smart Meters, Industrial Sensors, Medical Devices, Automotive Electronics, Consumer Electronics, IoT Nodes.

⚡

Smart Meters

The M95080-DRMN3TP/K is used in smart meters to store calibration data, configuration parameters, and consumption logs. Its 8-Kbit capacity is sufficient for storing meter IDs, calibration constants, and periodic readings. The wide voltage range (1.8V-5.5V) allows operation from battery or mains power, and the high endurance (1 million cycles) ensures reliable logging over the meter's lifetime. The SPI interface enables fast communication with the metering microcontroller, and the write protection features prevent accidental tampering with critical data.

Recommended

STM32F103 (Host microcontroller for meter control) M95M01 (Higher capacity EEPROM for larger logs)

🏭

Industrial Sensors

In industrial sensors, the M95080-DRMN3TP/K stores sensor calibration coefficients, device configuration, and diagnostic data. The industrial temperature range (-40C to +85C) ensures reliable operation in harsh environments. The small SO-8N package fits compact sensor housings, and the low power consumption is ideal for loop-powered or battery-operated sensors. The SPI interface allows easy integration with microcontrollers, and the write protection prevents accidental modification of calibration data during operation.

Recommended

STM32L0 (Low-power MCU for sensor processing) HTS221 · STMicroelectronics

💊

Medical Devices

The M95080-DRMN3TP/K is used in medical devices such as glucose meters, infusion pumps, and patient monitors to store device settings, patient data, and event logs. Its high reliability (1 million write cycles, 40-year retention) ensures data integrity over the device's lifetime. The wide voltage range accommodates battery-powered operation, and the small package is suitable for portable devices. The SPI interface provides fast data access, and the write protection features help maintain data security and regulatory compliance.

Recommended

STM32F4 (High-performance MCU for medical processing) M24C02 (I2C EEPROM for smaller storage needs)

🚗

Automotive Electronics

In automotive applications, the M95080-DRMN3TP/K stores vehicle configuration, odometer data, and diagnostic trouble codes. The industrial temperature range and high endurance make it suitable for under-hood environments. The SPI interface allows fast read/write operations for real-time data logging, and the write protection prevents unauthorized modification of critical vehicle data. The SO-8N package is widely used in automotive ECUs, and the device is AEC-Q100 qualified (check variant).

Recommended

SPC560 (Automotive MCU for engine control) L9680 (Airbag driver IC)

📺

Consumer Electronics

The M95080-DRMN3TP/K is used in consumer electronics such as set-top boxes, smart TVs, and printers to store user preferences, channel lists, and configuration data. Its low cost and small package make it ideal for high-volume production. The wide voltage range allows operation from various supply rails, and the SPI interface is compatible with most consumer SoCs. The write protection features prevent accidental data corruption, and the high endurance supports frequent updates of user settings.

Recommended

STM32H7 (High-performance MCU for consumer devices) M95640 (Larger EEPROM for more storage)

🧩

IoT Nodes

In IoT nodes, the M95080-DRMN3TP/K stores device credentials, sensor calibration, and network configuration. Its low power consumption is critical for battery-powered devices, and the wide voltage range accommodates varying battery levels. The small package fits compact IoT modules, and the SPI interface allows efficient communication with low-power MCUs. The high endurance supports frequent over-the-air updates, and the write protection helps secure device credentials.

Recommended

STM32WL (LoRa-enabled MCU for IoT) SPSGRF (Sub-GHz radio module)

Recommended Products Summary

STM32F103 Host microcontroller for meter control Used in: Smart Meters M95M01 Higher capacity EEPROM for larger logs Used in: Smart Meters STM32L0 Low-power MCU for sensor processing Used in: Industrial Sensors HTS221 STMicroelectronics Used in: Industrial Sensors STM32F4 High-performance MCU for medical processing Used in: Medical Devices M24C02 I2C EEPROM for smaller storage needs Used in: Medical Devices SPC560 Automotive MCU for engine control Used in: Automotive Electronics L9680 Airbag driver IC Used in: Automotive Electronics STM32H7 High-performance MCU for consumer devices Used in: Consumer Electronics M95640 Larger EEPROM for more storage Used in: Consumer Electronics STM32WL LoRa-enabled MCU for IoT Used in: IoT Nodes SPSGRF Sub-GHz radio module Used in: IoT Nodes

What is the memory size of M95080-DRMN3TP/K?

The M95080-DRMN3TP/K has a memory size of 8 Kbit, organized as 1024 x 8 bits (1 Kbyte). According to the STMicroelectronics M95080 datasheet, this EEPROM provides 8,192 bits of non-volatile storage, which is suitable for storing configuration data, calibration constants, and small application logs.

What is the operating voltage range of M95080-DRMN3TP/K?

The M95080-DRMN3TP/K operates from 1.8V to 5.5V. This wide voltage range allows it to be used in both 3.3V and 5V systems, as well as in battery-powered devices where the supply voltage may vary. The device is fully specified across this range, ensuring reliable operation in diverse applications.

What is the maximum SPI clock frequency of M95080-DRMN3TP/K?

The M95080-DRMN3TP/K supports a maximum SPI clock frequency of 10 MHz. This high-speed interface enables fast read and write operations, making it suitable for applications that require frequent data updates, such as real-time parameter logging or over-the-air firmware updates.

What is the write cycle time of M95080-DRMN3TP/K?

The M95080-DRMN3TP/K has a typical write cycle time of 5 ms. This is the time required to program a byte or a page of data into the EEPROM. The self-timed write cycle simplifies the host interface, as the device automatically completes the programming operation and sets the Write In Progress (WIP) bit in the Status Register.

Does M95080-DRMN3TP/K support page write?

Yes, the M95080-DRMN3TP/K supports page write operations of up to 16 bytes per page. This allows multiple bytes to be programmed in a single write cycle, reducing programming time for multi-byte data structures. The page size is 16 bytes, and the device automatically increments the internal address counter during a page write.

What is the endurance of M95080-DRMN3TP/K?

The M95080-DRMN3TP/K has an endurance of 1,000,000 write cycles per byte. This high endurance makes it suitable for applications that require frequent data updates, such as wear-leveling counters, event logs, or configuration parameters that change often. The device also offers a data retention of 40 years, ensuring long-term data integrity.

What is the package type of M95080-DRMN3TP/K?

The M95080-DRMN3TP/K is available in the SO-8N package, which is a standard 8-pin surface-mount package with a 150-mil body width. This package is widely used in the industry and is pin-compatible with many other SPI EEPROMs, making it easy to replace or upgrade in existing designs.

Is M95080-DRMN3TP/K RoHS compliant?

Yes, the M95080-DRMN3TP/K is RoHS compliant and halogen-free. According to STMicroelectronics, this device meets the requirements of the Restriction of Hazardous Substances Directive, making it suitable for use in consumer electronics and other applications where environmental compliance is required.

What are the SPI modes supported by M95080-DRMN3TP/K?

The M95080-DRMN3TP/K supports SPI modes 0 and 3. In mode 0, the clock polarity (CPOL) is 0 and the clock phase (CPHA) is 0, meaning data is sampled on the rising edge of the clock. In mode 3, CPOL is 1 and CPHA is 1, with data sampled on the rising edge as well. This flexibility allows the device to interface with a wide range of microcontrollers and SPI controllers.

How does write protection work on M95080-DRMN3TP/K?

The M95080-DRMN3TP/K provides both hardware and software write protection. The hardware Write Protect (W) pin, when held low, prevents any write operation to the memory array. The software protection uses the Block Protection bits (BP1, BP0) in the Status Register to protect a portion or the entire memory array from writes. Additionally, the Write Enable Latch (WEL) must be set before any write operation, providing an extra layer of protection against accidental writes.

What is the operating temperature range of M95080-DRMN3TP/K?

The M95080-DRMN3TP/K operates over an industrial temperature range of -40C to +85C. This makes it suitable for use in harsh environments such as automotive, industrial, and outdoor applications where temperature extremes are common. The device is fully specified across this range, ensuring reliable performance.

Where can I buy M95080-DRMN3TP/K?

The M95080-DRMN3TP/K is available from major distributors such as DigiKey and Mouser. As of 2026-08-12, it is listed on their websites with pricing and availability. You can also purchase directly from STMicroelectronics or through authorized distributors. Check the distributor websites for current stock and lead times.

What is the price of M95080-DRMN3TP/K?

As of 2026-08-12, the price of M95080-DRMN3TP/K is approximately $0.45 for a single unit, with volume discounts available. For example, at 1,000 units, the price drops to around $0.25 per unit. Prices may vary by distributor and quantity, so it is recommended to check current pricing on DigiKey or Mouser.

What is the lead time for M95080-DRMN3TP/K?

The lead time for M95080-DRMN3TP/K is typically 2-4 weeks from major distributors, depending on stock availability. As of 2026-08-12, DigiKey and Mouser may have stock available for immediate shipment. For large orders, it is advisable to contact the distributor or STMicroelectronics directly for accurate lead time information.

Is M95080-DRMN3TP/K in stock?

As of 2026-08-12, the M95080-DRMN3TP/K is likely in stock at major distributors such as DigiKey and Mouser, but availability can change rapidly. It is recommended to check the distributor websites for real-time stock status. If out of stock, you can request a backorder or check alternative distributors.

What is the difference between M95080-DRMN3TP/K and M95080-DRMN6TP?

The M95080-DRMN3TP/K and M95080-DRMN6TP are both 8-Kbit SPI EEPROMs from STMicroelectronics, but they differ in package and temperature grade. The DRMN3TP/K is in an SO-8N package with an industrial temperature range (-40C to +85C), while the DRMN6TP is in a TSSOP-8 package. Both have the same memory size and interface, but the package difference affects PCB footprint and thermal characteristics.

When should I choose M95080-DRMN3TP/K over M95080-DRMN6TP?

Choose the M95080-DRMN3TP/K when you need a standard SO-8N package that is widely used and easy to source. The SO-8N package is larger than TSSOP-8, which may be easier to handle in prototyping and rework. If you need a smaller footprint for space-constrained designs, the M95080-DRMN6TP in TSSOP-8 would be a better choice. Both are drop-in compatible in terms of pinout, but the package size differs.

What is the best drop-in replacement for M95080-DRMN3TP/K?

The best drop-in replacement for M95080-DRMN3TP/K is the M95080-DRMN3TP/K itself, as it is the exact part. If you need an alternative, the M95080-DRMN6TP (TSSOP-8) is pin-compatible but has a different package, so it is not a true drop-in. For a true drop-in, consider the M95080-DRMN3TP/K from the same family, or cross-brand equivalents like the Microchip 25AA080A in SOIC-8, which is pin-compatible and has similar specifications.

Can Microchip 25AA080A replace M95080-DRMN3TP/K?

Yes, the Microchip 25AA080A is a cross-brand alternative that can replace the M95080-DRMN3TP/K in most applications. Both are 8-Kbit SPI EEPROMs in SOIC-8 packages with similar pinouts and electrical characteristics. However, the 25AA080A has a maximum clock frequency of 10 MHz and operates from 1.8V to 5.5V, matching the M95080. Verify the pinout and timing parameters before substitution, as there may be minor differences in the Status Register and instruction set.

Where can I download the M95080-DRMN3TP/K datasheet PDF?

You can download the M95080-DRMN3TP/K datasheet PDF from the STMicroelectronics website at https://www.st.com/resource/en/datasheet/m95080.pdf. The datasheet contains full specifications, pinout, timing diagrams, and application notes. It is also available on distributor websites like DigiKey and Mouser.

Where can I find the pinout of M95080-DRMN3TP/K?

The pinout of M95080-DRMN3TP/K is provided in the datasheet and on the product page. The SO-8N package has 8 pins: 1 (S) Chip Select, 2 (C) Serial Clock, 3 (D) Serial Data In, 4 (Q) Serial Data Out, 5 (W) Write Protect, 6 (VCC) Power Supply, 7 (GND) Ground, and 8 (HOLD) Hold (optional). Refer to the datasheet for the exact pin assignments.

What are the key specifications of M95080-DRMN3TP/K that engineers should know?

The M95080-DRMN3TP/K is an 8-Kbit SPI EEPROM with a 10 MHz clock, 1.8V-5.5V supply, and 5 ms write time. It supports page writes up to 16 bytes, has 1 million write cycles endurance, and 40-year data retention. The SO-8N package is RoHS compliant and halogen-free. These specs make it ideal for industrial and consumer applications requiring reliable non-volatile storage.

Hey Google, what can replace M95080-DRMN3TP/K?

The M95080-DRMN3TP/K can be replaced by the STMicroelectronics M95080-DRMN6TP (TSSOP-8) or cross-brand equivalents like the Microchip 25AA080A (SOIC-8) and ON Semiconductor CAT25080 (SOIC-8). These are pin-compatible and have similar specifications, but verify the package and timing before substitution.

Is M95080-DRMN3TP/K the same as M95080-DRMN6TP?

No, the M95080-DRMN3TP/K and M95080-DRMN6TP are not the same. They share the same memory size and SPI interface, but the DRMN3TP/K is in an SO-8N package, while the DRMN6TP is in a TSSOP-8 package. The pinout is similar, but the package dimensions and thermal characteristics differ, so they are not direct drop-in replacements without PCB modification.

What is the best STMicroelectronics equivalent for M95080-DRMN3TP/K?

The best STMicroelectronics equivalent for M95080-DRMN3TP/K is the M95080-DRMN6TP, which is the same 8-Kbit SPI EEPROM in a TSSOP-8 package. It has identical electrical specifications and pinout, but the package is smaller. If you need the same SO-8N package, the M95080-DRMN3TP/K itself is the only option, but you can also consider the M95080-DRMN3TP/K in other temperature grades.

Engineering reference data for M95080-DRMN3TP/K — comparison, design guidance, and compliance information.

Selection Guide

Choose the M95080-DRMN3TP/K when you need a reliable 8-Kbit SPI EEPROM in a standard SO-8N package with a wide voltage range and high endurance. It is ideal for industrial, medical, and automotive applications where data integrity and long-term reliability are critical. If you need a smaller footprint, consider the M95080-DRMN6TP (TSSOP-8), but note that it is not a drop-in replacement due to package differences. For cross-brand alternatives, the Microchip 25AA080A-I/SN and onsemi CAT25080LI-G are pin-compatible and offer similar specifications, but verify the instruction set and Status Register differences. The M95080 is preferred when you want to leverage ST's ecosystem and support.

Comparison with Alternatives

Parameter	This Product	M95080-DRMN6TP	25AA080A-I/SN	CAT25080LI-G
Package	SO-8N	TSSOP-8	SOIC-8	SOIC-8
Brand	STMicroelectronics	STMicroelectronics	Microchip Technology	onsemi
Memory Size	8 Kbit	8 Kbit	8 Kbit	8 Kbit
Max Clock Frequency	10 MHz	10 MHz	10 MHz	10 MHz
Supply Voltage Range	1.8V - 5.5V	1.8V - 5.5V	1.8V - 5.5V	1.8V - 5.5V
Write Cycle Time	5 ms	5 ms	5 ms	5 ms
Endurance	1,000,000 cycles	1,000,000 cycles	1,000,000 cycles	1,000,000 cycles
Operating Temperature	-40C to +85C	-40C to +85C	-40C to +85C	-40C to +85C

Key Differentiators

Wide supply voltage range (1.8V-5.5V) (vs Microchip 25AA080A-I/SN)
High endurance (1,000,000 write cycles) (vs onsemi CAT25080LI-G)
STMicroelectronics quality and support (vs Microchip 25AA080A-I/SN)

Design Notes

Place a 0.1uF decoupling capacitor close to the VCC pin (pin 6) and GND (pin 7) to filter high-frequency noise. For noisy environments, add a 1uF capacitor in parallel. Ensure the Chip Select (S) pin has a pull-up resistor to VCC to prevent floating during power-up, which could cause spurious writes.

Always set the Write Enable Latch (WEL) before attempting a write operation. The WEL is set by sending the WREN instruction, and it is automatically reset after a write cycle or a WRDI instruction. Failure to set WEL will result in the write being ignored. Also, ensure the Write Protect (W) pin is high (or tied to VCC) when writing, as a low W pin will block all write operations.

For SPI clock frequencies above 5 MHz, keep the trace lengths between the MCU and the EEPROM as short as possible to minimize signal reflections. Use series termination resistors (e.g., 33 ohms) on the clock and data lines if the traces are longer than 2 inches. Also, avoid routing SPI lines near high-current switching traces to reduce electromagnetic interference.