Overview
The ADG3304BCPZ-REEL is a low-voltage, 4-channel, bidirectional logic level translator produced by Analog Devices Inc. This device is designed to facilitate data transfer between low-voltage digital signal processing controllers and higher voltage devices, making it ideal for multivoltage digital system applications. The ADG3304 does not require an additional signal to set the direction of translation, simplifying its use in various digital systems.
Key Specifications
| Parameter | Symbol | Test Conditions/Comments | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Voltage Range (VCCA) | VCCA | 1.15 | 5.5 | V | ||
| Voltage Range (VCCY) | VCCY | VCCA < VCCY | 1.65 | 5.5 | V | |
| Input High Voltage (A Side) | VIHA | VCCA = 1.2 V to 5 V | VCCA * 0.7 | VCCA * 0.88 | V | |
| Input Low Voltage (A Side) | VILA | VCCA = 1.2 V to 5 V | VCCA * 0.3 | VCCA * 0.35 | V | |
| Propagation Delay (A→Y) | tP, A→Y | RS = RT = 50 Ω, CL = 50 pF | 6 | 10 | ns | |
| Rise Time (A→Y) | tR, A→Y | RS = RT = 50 Ω, CL = 50 pF | 2 | 3.5 | ns | |
| Fall Time (A→Y) | tF, A→Y | RS = RT = 50 Ω, CL = 50 pF | 2 | 3.5 | ns | |
| Operating Temperature Range | TA | -40 | 85 | °C | ||
| Storage Temperature Range | TA | -65 | 150 | °C | ||
| Junction Temperature | TJ | 150 | °C |
Key Features
- Bidirectional Logic Level Translation: The ADG3304 can translate logic levels in both directions without the need for an additional direction-setting signal.
- Wide Voltage Range: Supports voltage ranges from 1.15 V to 5.5 V for both VCCA and VCCY, with VCCA always being less than VCCY.
- High-Speed Operation: Propagation delay of 6 ns to 10 ns, rise and fall times of 2 ns to 3.5 ns, making it suitable for high-speed applications.
- Low Power Consumption: Low power supply current in three-state mode, contributing to energy efficiency.
- Compact Package: Available in a 20-pin WFQFN exposed pad, CSP package, suitable for space-constrained designs.
Applications
- Telecommunications Equipment: Suitable for network switches, routers, and other telecommunications devices.
- Storage Systems: Used in Storage Area Networks (SAN) and Network-Attached Storage (NAS) systems.
- Computing and Server Applications: Ideal for use in computing and server environments where multivoltage systems are common.
- GPS and Portable Devices: Applicable in GPS systems and portable Point of Sale (POS) systems.
- Low-Cost Serial Interfaces: Used in various low-cost serial interface applications.
Q & A
- What is the primary function of the ADG3304?
The ADG3304 is a bidirectional logic level translator designed to facilitate data transfer between low-voltage digital signal processing controllers and higher voltage devices.
- What is the voltage range supported by the ADG3304?
The ADG3304 supports voltage ranges from 1.15 V to 5.5 V for both VCCA and VCCY, with VCCA always being less than VCCY.
- How many channels does the ADG3304 have?
The ADG3304 has four bidirectional channels.
- What is the propagation delay of the ADG3304?
The propagation delay of the ADG3304 is between 6 ns and 10 ns.
- What is the package type of the ADG3304BCPZ-REEL?
The ADG3304BCPZ-REEL is available in a 20-pin WFQFN exposed pad, CSP package.
- What are some common applications of the ADG3304?
The ADG3304 is commonly used in telecommunications equipment, storage systems, computing and server applications, GPS systems, and portable POS systems.
- Does the ADG3304 require an additional signal to set the direction of translation?
No, the ADG3304 does not require an additional signal to set the direction of translation.
- What is the operating temperature range of the ADG3304?
The operating temperature range of the ADG3304 is from -40°C to +85°C.
- What is the storage temperature range of the ADG3304?
The storage temperature range of the ADG3304 is from -65°C to +150°C.
- What is the junction temperature limit of the ADG3304?
The junction temperature limit of the ADG3304 is 150°C.
