Overview
The AD876JST, manufactured by Analog Devices Inc., is a 10-bit, 20 MSPS (Mega Samples Per Second) CMOS analog-to-digital converter (ADC). This device is designed to convert continuous analog signals into discrete digital signals, making it suitable for various high-speed applications. The AD876JST features an on-chip input sample-and-hold amplifier and implements a multistage pipelined architecture with output error correction logic, ensuring accurate performance and no missing codes over the full operating temperature range.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 10 bits | |
| Sampling Rate | 20 MSPS | |
| Power Dissipation | 160 mW | |
| Supply Voltage | +5 V or +3.3 V | |
| Operating Temperature Range | 0°C to +70°C | |
| Package Type | 48-Lead Thin Quad Flatpack (TQFP) | |
| Differential Nonlinearity | 0.5 LSB | |
| Standby Power | < 50 mW |
Key Features
- On-chip input sample-and-hold amplifier
- Multistage pipelined architecture with output error correction logic
- No missing codes over the full operating temperature range
- Single-supply operation (+5 V or +3.3 V)
- Three-state output control
- Low power consumption (160 mW) with a standby mode below 50 mW
- Compact packaging options (28-lead SOIC, 28-lead SSOP, 48-lead TQFP)
- Digital I/O compatible with +5 V or +3.3 V logic
Applications
- Video and multimedia systems
- Imaging systems (e.g., color scanners, digital copiers, electronic still cameras, camcorders)
- High-speed data acquisition systems
- Communication systems
- Industrial control and measurement instruments
- Consumer electronics
- Medical instruments
- Automotive electronics
Q & A
- What is the resolution of the AD876JST ADC?
The AD876JST has a resolution of 10 bits.
- What is the maximum sampling rate of the AD876JST?
The AD876JST can sample at a rate of up to 20 MSPS.
- What are the power consumption characteristics of the AD876JST?
The AD876JST consumes 160 mW of power and can be placed in a standby mode that reduces power consumption below 50 mW.
- What are the operating temperature ranges for the AD876JST?
The AD876JST operates within the temperature range of 0°C to +70°C.
- What types of packages are available for the AD876JST?
The AD876JST is available in 28-lead SOIC, 28-lead SSOP, and 48-lead TQFP packages.
- Is the AD876JST compatible with different logic levels?
Yes, the AD876JST's digital I/O is compatible with both +5 V and +3.3 V logic levels.
- What is the differential nonlinearity of the AD876JST?
The differential nonlinearity of the AD876JST is guaranteed to be 0.5 LSB.
- Can the AD876JST be used in low-power applications?
Yes, the AD876JST is suitable for low-power applications due to its low power consumption and standby mode.
- What types of applications is the AD876JST commonly used in?
The AD876JST is commonly used in video, multimedia, imaging, high-speed data acquisition, and communication systems.
- Does the AD876JST have any special output control features?
Yes, the AD876JST features three-state output control.
