Overview
The ADG3304BRUZ-REEL7, produced by Analog Devices Inc., is a bidirectional logic level translator designed for use in multivoltage digital system applications. This component is particularly useful for data transfer between devices operating at different voltage levels, such as between a low-voltage digital signal processing controller and a higher-voltage device. The ADG3304 does not require a direction pin, simplifying its integration into various systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range (VCCA and VCCY) | 1.15 | - | 5.5 | V |
| Quiescent Current | - | - | 5 | µA |
| Propagation Delay (A→Y) | 6 | 10 | - | ns |
| Rise Time (A→Y) | 2 | 3.5 | - | ns |
| Fall Time (A→Y) | 2 | 3.5 | - | ns |
| Enable Time | - | 1.8 | - | µs |
| Package Types | - | - | - | 14-lead TSSOP, 12-ball WLCSP, 20-lead LFCSP |
Key Features
- Bidirectional logic level translation without the need for a direction pin.
- Operates from 1.15 V to 5.5 V supply voltage range.
- Low quiescent current of less than 5 µA.
- Three-state operation via the enable pin (EN).
- Available in compact 14-lead TSSOP, 12-ball WLCSP, and 20-lead LFCSP packages.
- Qualified for automotive applications.
Applications
- SPI and MICROWIRE level translation.
- Low voltage ASIC level translation.
- Smart card readers.
- Cell phones and cell phone cradles.
- Portable communications devices.
- Telecommunications equipment.
- Network switches and routers.
- Storage systems (SAN/NAS).
- Computing/server applications.
- GPS and portable POS systems.
- Low-cost serial interfaces.
Q & A
- What is the primary function of the ADG3304BRUZ-REEL7?
The primary function is bidirectional logic level translation between devices operating at different voltage levels. - What is the supply voltage range for the ADG3304BRUZ-REEL7?
The supply voltage range is from 1.15 V to 5.5 V. - Does the ADG3304 require a direction pin for operation?
No, it does not require a direction pin. - What are the typical package types available for the ADG3304BRUZ-REEL7?
The component is available in 14-lead TSSOP, 12-ball WLCSP, and 20-lead LFCSP packages. - What is the quiescent current of the ADG3304BRUZ-REEL7?
The quiescent current is less than 5 µA. - Is the ADG3304BRUZ-REEL7 qualified for automotive applications?
Yes, it is qualified for automotive applications. - What is the purpose of the enable pin (EN) on the ADG3304BRUZ-REEL7?
The enable pin provides three-state operation on both the A and Y sides of the device. - What are some common applications of the ADG3304BRUZ-REEL7?
Common applications include SPI and MICROWIRE level translation, low voltage ASIC level translation, smart card readers, and telecommunications equipment. - What is the propagation delay for the ADG3304BRUZ-REEL7?
The propagation delay (A→Y) is typically 10 ns. - How does the ADG3304BRUZ-REEL7 handle different logic levels on the A and Y sides?
The voltage applied to VCCA sets the logic levels on the A side, while VCCY sets the levels on the Y side. The device translates VCCA-compatible logic signals to VCCY-compatible levels and vice versa.
