onsemi CAT1641WI-42-T3 Supervisors
Supervisor Open Drain or Open Collector 1 Channel 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
CAT1641WI-42-T3
Detailed Description
IC SUPERVISOR W/MEM 4.25V 8SOIC
Package
8-SOIC (0.154, 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154, 3.90mm Width)
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
CAT1641WI-42-T3 Datasheet
Quick Jump:
Technical Specifications
onsemi CAT1641WI-42-T3 Supervisors technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Lifecycle Status
Obsolete
Type
Simple Reset/Power-On Reset
Output
Open Drain or Open Collector
Reset
Active High
Reset Timeout
130ms
Voltage Threshold
4.25V
Alternate Parts Comparison (CAT1641WI-42-T3 vs CAT1021WI-25-G vs CAT1641WI-28-T3 vs CAT1161WI-28-T3)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Obsolete | Active | Obsolete | Obsolete |
| Number of Voltages Monitored | 1 | 1 | 1 | 1 |
| Output | Open Drain or Open Collector | Open Drain or Open Collector | Open Drain or Open Collector | Open Drain or Open Collector |
| Package | 8-SOIC (0.154", 3.90mm Width) | SOIC N-8 | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Programmable | Not Verified | Not Verified | Not Verified | Not Verified |
| Reset | Active High | Active High/Active Low | Active High | Active High/Active Low |
| Reset Timeout | 130ms | 130ms | 130ms | 130ms |
| Type | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
CAT24C64WI-GT3onsemiSimilaronsemi
Pin NoPkg YesElec Mixed
64Kb EEPROM, I2C Serial, 400kHz, SOIC 8, 5V, 2mA
More Parts in Supervisors
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
CAT1021WI-25-GonsemiCAT1021 - Supervisory Circuit with I2C Serial 2-KBit EEPROM, Manual Reset and Watchdog Timer