Overview
The AD7819YRU is a high-speed, 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This microprocessor-compatible ADC operates on a single supply voltage ranging from 2.7 V to 5.5 V and features a maximum throughput of 200 kSPS. The device includes a successive approximation A/D converter, track/hold circuitry, an on-chip clock oscillator, and an 8-bit wide parallel interface, making it easy to interface with microprocessors and DSPs. The AD7819YRU is available in a 16-lead, narrow body, thin shrink small outline package (TSSOP).
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 8 |
| Sampling Rate | Up to 200 kSPS |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Analog Input Range | 0 V to VREF |
| Reference Input Range | 1.2 V to VDD |
| Power Consumption (Normal Operation) | 10.5 mW @ VDD = 3 V |
| Power Consumption (Automatic Power-Down) | 57.75 µW @ 1 kSPS, VDD = 3 V |
| Package Type | 16-lead TSSOP |
| Operating Temperature Range | -40°C to 105°C |
Key Features
- Low power, single supply operation with a typical power consumption of 10.5 mW at 3 V supply voltage.
- Automatic power-down mode to significantly reduce power consumption at lower throughput rates, making it ideal for battery-powered applications.
- High-speed mode capable of providing 200 kSPS throughput.
- Successive approximation A/D converter with track/hold circuitry and an on-chip clock oscillator.
- 8-bit wide parallel interface for easy interfacing to microprocessors and DSPs.
- ESD protection circuitry to prevent damage from electrostatic discharges.
Applications
- Battery-powered devices due to its low power consumption and automatic power-down feature.
- Data acquisition systems requiring high-speed and low power ADCs.
- Embedded systems and microcontroller-based projects needing high-speed analog-to-digital conversion.
- Industrial control and monitoring systems where precise and fast analog-to-digital conversion is necessary).
Q & A
- What is the maximum sampling rate of the AD7819YRU?
The AD7819YRU has a maximum sampling rate of up to 200 kSPS).
- What is the supply voltage range for the AD7819YRU?
The AD7819YRU operates on a single supply voltage ranging from 2.7 V to 5.5 V).
- What is the analog input range for the AD7819YRU?
The analog input range for the AD7819YRU is from 0 V to VREF).
- Does the AD7819YRU have automatic power-down capability?
Yes, the AD7819YRU features an automatic power-down mode to reduce power consumption at lower throughput rates).
- What type of package is the AD7819YRU available in?
The AD7819YRU is available in a 16-lead, narrow body, thin shrink small outline package (TSSOP)).
- What is the typical power consumption of the AD7819YRU during normal operation?
The typical power consumption during normal operation is 10.5 mW at a 3 V supply voltage).
- What is the operating temperature range for the AD7819YRU?
The operating temperature range for the AD7819YRU is from -40°C to 105°C).
- Does the AD7819YRU have ESD protection?
Yes, the AD7819YRU features proprietary ESD protection circuitry).
- How does the AD7819YRU interface with microprocessors and DSPs?
The AD7819YRU has an 8-bit wide parallel interface designed for easy interfacing to microprocessors and DSPs).
- What type of A/D conversion architecture does the AD7819YRU use?
The AD7819YRU uses a successive approximation A/D conversion architecture).
