Datasheet Details
| Part number | DS2490 |
|---|---|
| Manufacturer | Maxim Integrated (Analog Devices) |
| File Size | 1.35 MB |
| Description | USB to 1-Wire Bridge Chip |
| Datasheet |
 DS2490 Datasheet
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General Description
The DS2490 is a bridge chip that enables communication between a USB host system and a 1-Wire bus.
It provides regular, overdrive, and flexible 1-Wire communication speeds and a full-speed 12Mbps connection to USB.
Key Features
- Communicates at regular and overdrive 1Wire® speeds.
- Supports stiff 5V pullup for EEPROM, sensors, and crypto iButton®.
- Slew rate controlled 1-Wire timing and active pullup to accommodate long 1-Wire network lines and reduce radiation.
- Programmable 1-Wire timing and driver characteristics accommodate a wide range of 1-Wire network configurations.
- Low- to high-level command types, including macros, for generating 1-Wire communication.
- Crystal oscillator timebase pro.