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The L9679E is an airbag extension chip. This device is family-compatible with the L9679 and L9680 devices. The device includes an octal driver for squib deployments and a quad channel interface for PSI-5 sensors. Deployment profiles can be set according to user specifications via SPI configuration, as well as the protocol to be used to communicate with the satellite sensors. Independent configurable arming inputs are provided for a programmable mapping of the loops to be deployed.
Key Features
- AEC-Q100 qualified
- Squib deployment drivers
- 8-channel HSD/LSD
- 25 V maximum deployment voltage
- Various deployment profiles
- Current monitoring Rmeasure, STB, STG and leakage diagnostics
- High- and low-side driver FET tests
- Four-channel remote sensor interface
- PSI-5 satellite sensors
- Configurable asynchronous/synchronous protocols
- Configurable arming input signals
- Temperature sensor
- 32-bit SPI communications
- 2 SPI buses (1 global, 1 for satellite communication)
- Parity bit
- Integrated ADC measurements (1 ADC converter)
- Operating temperature: -40 °C to 105 °C
- Package - 48 pin
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| L9679E | Active | TQFP 48 7x7x1.0 | Automotive | Ecopack2 | |
| L9679ETR | Active | TQFP 48 7x7x1.0 | Automotive | Ecopack2 |
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
| Part Number | Order from Distributors | Order from ST | Marketing Status | Package | Packing Type | Temperature (°C) | ECCN (US) | Country of Origin | Budgetary Price (US$)*/Qty | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | ||||||||||
| L9679ETR | No availability of distributors reported, please contact our sales office | Active | TQFP 48 7x7x1.0 | Tape And Reel | - | - | EAR99 | PHILIPPINES | |||
| L9679E | No availability of distributors reported, please contact our sales office | Active | TQFP 48 7x7x1.0 | Tray | - | - | EAR99 | PHILIPPINES | |||
L9679ETR
Marketing Status
ActiveUnit Price (US$)
-Budgetary Price (US$)*/Qty
L9679E
Marketing Status
ActiveUnit Price (US$)
-Budgetary Price (US$)*/Qty
(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
