MC33975EK vs MC33972ATEWR2 Comparison
Detailed side-by-side comparison of MC33975EK by NXP Semiconductors and MC33972ATEWR2 by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
MC33972ATEWR2 - 22-Switch Detection Interface w/ Wake-up | NXP
MC33972ATEWR2 ✓ ActiveSpecification Comparison
| Parameter | MC33975EK | MC33972ATEWR2 |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Interface ICs | Supervisors & Reset |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.45 | $2.30 |
| Function | Multiple Switch Detection Interface (MSDI) | Multiple switch detection interface with suppressed wake-up |
| Number of Switch Inputs | 22 | — |
| Interface | SPI (Serial Peripheral Interface) | — |
| Wetting Current | 32 mA (peak); 2 mA / 20 mA programmable | Programmable pull-up or pull-down |
| Wake-up Feature | Suppressed wake-up with programmable timer | — |
| Supply Voltage | [DATA_NEEDED: VBAT operating range] | — |
| SPI Clock Frequency | [DATA_NEEDED: max SCLK frequency] | — |
| Operating Temperature | [DATA_NEEDED: automotive grade temperature range] | — |
| Package | 32-BSSOP exposed pad (0.295 in / 7.50 mm width) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Lead Status | Lead Free | — |
| Packaging | Tube | Tape & Reel (TR) |
| RoHS Status | Compliant | — |
| Wake-up Current | [DATA_NEEDED: typical quiescent in sleep] | — |
| ESD Protection | [DATA_NEEDED: HBM/CDM ratings] | On-chip, on switch inputs (per datasheet) |
| Number of Switch Channels | — | 22 |
| Host Interface | — | SPI (3.3 V / 5.0 V compatible) |
| Supply Voltage Range | — | 3.1 V to 5.25 V |
| Analog Multiplexer | — | 22-to-1 (per NXP datasheet) |
| Package / Case | — | 32-BSSOP Exposed Pad (SOIC-32 EP) |
| Lead Free Status | — | Lead Free / RoHS Compliant |
| Operating Modes | — | Normal and Sleep (low Iq) |
| Wake-up Output | — | Interrupt to host MCU on switch event |
| Switch Threshold | — | Programmable wet / dry threshold |
| Primary Applications | — | Automotive BCM, industrial PLC inputs, security panels |
| MSL Level | — | [DATA_NEEDED: MSL rating] |