
For Reference Only
Part Number | MC33978EK |
OEMstron Part # | MC33978EK |
Manufacturer | NXP |
Category | Semiconductors › Interface ICs › Specialized |
Description | IC INTERFACE SW DETECT 32-SOIC |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | MC33978EK PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 16 - Mar 21 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
MC33978EK Specifications
Part Number | MC33978EK | |
Brand | NXP | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Interface ICs | |
Subcategory | Specialized | |
Manufacturer | NXP USA Inc. | |
Series | - | |
Applications | Multiple Switch Detection | |
Interface | SPI | |
Voltage - Supply | 3V ~ 5.25V | |
Package / Case | 32-SSOP (0.295", 7.50mm Width) Exposed Pad | |
Supplier Device Package | 32-SOIC-EP | |
Mounting Type | Surface Mount |
MC33978EK Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
MC33978EK D# V36:1790_07185658 NXP Semiconductors |
Multiple Switch Detection Interface Automotive 32-Pin SOIC W EP Tube RoHS: Compliant
|
Americas - 0 |
MC33978EKR2 D# V36:1790_07185661 NXP Semiconductors |
Multiple Switch Detection Interface Automotive 32-Pin SOIC W EP T/R RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
MC33978EK D# MC33978EK NXP Semiconductors |
Switch Detection Interface, 22-switches, 3.3 V / 5.0 V SPI , SOICW-EP 32 - Bulk (Alt: MC33978EK) RoHS: Compliant
|
Americas - 326 |
MC33978EKR2 D# MC33978EKR2 NXP Semiconductors |
Multiple Switch Detection Interface 32-Pin SOIC EP T/R - Tape and Reel (Alt: MC33978EKR2) RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
MC33978EKR2 D# MC33978EKR2 NXP Semiconductors |
Multiple Switch Detection Interface 32-Pin SOIC EP T/R (Alt: MC33978EKR2) |
Europe - 0 |
Part Number | Description | Stock |
MC33978EK D# 2156-MC33978EK-ND Rochester Electronics LLC |
INTERFACE CIRCUIT |
326 In Stock |
MC33978EKR2 D# MC33978EKR2-ND NXP Semiconductors |
IC INTERFACE SPECIALIZED 32SOIC |
Limited Supply - Call |
Part Number | Description | Stock |
MC33978EK Freescale Semiconductor |
In stock shipping within 2days |
376 |
Part Number | Description | Stock |
MC33978EK Rochester Electronics LLC |
OEM/CM QUOTES ONLY | NO BROKERS |
378 |
Part Number | Description | Stock |
MC33978EK NXP Semiconductors |
OEM/CM ONLY |
509 |
Part Number | Description | Stock |
MC33978EK Freescale Semiconductor |
OEM/CM Immediate delivery |
30 |
Part Number | Description | Stock |
MC33978EK Freescale Semiconductor |
Interface Circuit RoHS: Compliant
|
326 |
Part Number | Description | Stock |
MC33978EK Freescale Semiconductor |
IN stock Immediate delivery |
25 |
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