Overview
The ADG3304BCBZ-REEL7, produced by Analog Devices Inc., is a bidirectional logic level translator designed for use in multivoltage digital system applications. This device contains four bidirectional channels, enabling seamless data transfer between low-voltage digital signal processing controllers and higher-voltage devices. It supports various interfaces such as SPI and MICROWIRE without the need for an additional direction-setting signal. The ADG3304 operates over a wide supply voltage range of 1.15 V to 5.5 V, making it versatile for different system requirements.
Key Specifications
| Parameter | Symbol | Test Conditions/Comments | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Input High Voltage (A Side) | VIHA | VCCA = 1.2 V to 5 V | VCCA × 0.72 to VCCA × 0.88 | - | - | V |
| Input Low Voltage (A Side) | VILA | VCCA = 1.2 V to 5 V | VCCA × 0.35 | - | - | V |
| Supply Voltage Range | VCCA, VCCY | - | 1.15 V | - | 5.5 V | V |
| Operating Temperature Range | TA | - | -40°C | - | 85°C | °C |
| Storage Temperature Range | - | - | -65°C | - | 150°C | °C |
| Junction Temperature | - | - | - | - | 150°C | °C |
| Three-State Mode Power Supply Current | IHi-Z, A/Y | VCCA = VCCY = 5.5 V, EN = 0 | 0.1 µA | - | 5 µA | µA |
Key Features
- Bidirectional Level Translation: The ADG3304 translates logic levels between different voltage domains without the need for a direction-setting signal.
- Wide Supply Voltage Range: Operates over a supply voltage range of 1.15 V to 5.5 V.
- No Direction Pin Required: Internal architecture allows for automatic direction sensing.
- Three-State Operation: The enable pin (EN) provides three-state operation on both the A and Y sides of the device.
- Compact Packaging: Available in 14-lead TSSOP, 12-ball WLCSP, and 20-lead LFCSP packages.
Applications
- Telecommunications Equipment: Network switches, routers, and other telecommunications devices.
- Storage Systems: SAN/NAS systems.
- Computing/Server Applications: Data transfer between low-voltage and high-voltage devices.
- GPS and Portable POS Systems: Low-cost serial interfaces.
- Industrial and Automotive Systems: Various industrial and automotive interfaces.
Q & A
- What is the primary function of the ADG3304?
The ADG3304 is a bidirectional logic level translator designed for use in multivoltage digital system applications. - What is the supply voltage range of the ADG3304?
The ADG3304 operates over a supply voltage range of 1.15 V to 5.5 V. - Does the ADG3304 require a direction-setting signal?
No, the ADG3304 does not require a direction-setting signal due to its internal architecture. - What are the available package options for the ADG3304?
The ADG3304 is available in 14-lead TSSOP, 12-ball WLCSP, and 20-lead LFCSP packages. - What is the purpose of the enable pin (EN) on the ADG3304?
The enable pin (EN) provides three-state operation on both the A and Y sides of the device. - What are some common applications of the ADG3304?
The ADG3304 is used in telecommunications equipment, storage systems, computing/server applications, GPS, portable POS systems, and various industrial and automotive systems. - What is the operating temperature range of the ADG3304?
The operating temperature range of the ADG3304 is -40°C to +85°C. - What is the storage temperature range of the ADG3304?
The storage temperature range of the ADG3304 is -65°C to +150°C. - What is the maximum junction temperature of the ADG3304?
The maximum junction temperature of the ADG3304 is 150°C. - How does the ADG3304 handle three-state mode power supply current?
In three-state mode, the power supply current is typically 0.1 µA to 5 µA when EN is pulled low.
