Exact MPN20 sourced attributes1 source document

TDK InvenSense · exact orderable part

ICM-42688-P

High-precision six-axis IMU with 2 kB FIFO, I3C, I2C and SPI interfaces, low-noise sensing and external clock input.

Number of Axes: 6
Interface: I3C; I2C; SPI
Accelerometer Full-Scale Range: ±2 g, ±4 g, ±8 g, ±16 g
Gyroscope Full-Scale Range: ±15.625 dps, ±31.25 dps, ±62.5 dps, ±125 dps, ±250 dps, ±500 dps, ±1000 dps, ±2000 dps
Minimum Supply Voltage: 1.71 V
Package / Case: LGA14

Original manufacturerCommercial terms confirmed per lot

ManufacturerTDK InvenSense

Package / caseLGA14 2.5 × 3.0 × 0.91 mm

Mounting typesurface mount

Lifecycleactive

PackingTape and reel quantity confirmed at quotation

Temperature grade-40 to 85 °C

Technical parameters

Technical specifications

20 normalized values · 1 manufacturer source

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ICM-42688-P technical parameters
Parameter	Value
Number of Axes	6 [1]
Interface	I3C; I2C; SPI [1]
Minimum Supply Voltage	1.71 V [1]
Maximum Supply Voltage	3.6 V [1]
Package / Case	LGA14 [1]
Accelerometer Full-Scale Range	±2 g, ±4 g, ±8 g, ±16 g [1]
Gyroscope Full-Scale Range	±15.625 dps, ±31.25 dps, ±62.5 dps, ±125 dps, ±250 dps, ±500 dps, ±1000 dps, ±2000 dps [1]
Typical Accelerometer Noise Density	70 µg/√Hz typical [1]
Typical Gyroscope Noise Density	2.8 mdps/√Hz typical [1]
FIFO Capacity	2048 bytes [1]
Embedded Motion Functions	Pedometer; tilt; tap; wake-on-motion; significant-motion detection [1]
Embedded Temperature Sensor	Yes [1]
Operating Temperature Range	-40 to 85 °C [1]
Maximum SPI Clock	24 MHz [1]
Maximum I2C Clock	1000 kHz [1]
Maximum I3C SDR Clock	12.5 MHz [1]
Package Dimensions	2.5 × 3.0 × 0.91 mm [1]
Pin Count	14 [1]
Accelerometer Output Width	18 bit [1]
Gyroscope Output Width	19 bit [1]

Specification references[1]TDK InvenSense ICM-42688-P Datasheet, DS-000347 Revision 1.9, 2024-11-12 ↗

Product overview

ICM-42688-P at a glance

ICM-42688-P is a TDK InvenSense six-axis IMU combining a three-axis accelerometer and three-axis gyroscope in a 14-pin LGA package measuring 2.5 × 3.0 × 0.91 mm. It supports I3C, I2C and SPI host interfaces and includes a 2 kB FIFO.

Key features

Verified device capabilities

Six-axis accelerometer and gyroscope sensing
I3C, I2C and SPI host-interface support, with SPI documented up to 24 MHz
Selectable accelerometer ranges of ±2 g, ±4 g, ±8 g and ±16 g
Selectable gyroscope ranges from ±15.625 dps through ±2000 dps
2 kB FIFO and integrated temperature sensor
14-pin LGA package measuring 2.5 × 3.0 × 0.91 mm

Applications

Where the device is used

Six-axis motion sensing where the host interface, measurement range, FIFO depth, noise and package limits match the documented ICM-42688-P configuration.

Ordering information

Exact code and packing

Use the complete ICM-42688-P order code and request the required quantity, destination and packing details in the RFQ.

The product image is an exact-part reference, not evidence of a particular shipment lot or top-mark batch.

Design notes

Use the rating in context

Choose accelerometer and gyroscope full-scale ranges together with output data rate, filtering and FIFO handling for the required motion bandwidth.

Confirm the host electrical interface and timing: the record supports I3C, I2C and SPI, but those buses are not interchangeable without board and firmware review.

Quotation and fulfillment

What is confirmed before an order

Commercial facts belong to the quoted lot. The catalog does not invent live stock, price, date code or lead time.

Exact-part check

Manufacturer, full suffix, package, quantity and requested documentation are captured in the RFQ.

Lot-level quotation

Price, available quantity, date code, condition and lead time are written into the quotation when confirmed.

Inspection request

Label, marking, packing and traceability requirements can be specified before shipment.

Shipping and payment

Shipping method, Incoterm and available payment route are agreed in the commercial offer.

Technical and ordering FAQ

Questions buyers ask about ICM-42688-P

Answers distinguish the IC itself from assembled modules and keep absolute limits separate from normal operating conditions.

Which host interfaces does ICM-42688-P support?

The controlled datasheet lists I3C, I2C and SPI interfaces.

What package does ICM-42688-P use?

It uses a 14-pin LGA package measuring 2.5 × 3.0 × 0.91 mm.

How large is the ICM-42688-P FIFO?

The documented FIFO capacity is 2048 bytes (2 kB).

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufacturerTDK InvenSenseView brand page →CategoryIMU SensorsView category page →Part familyICM-42688-PCompare exact variants →

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