Overview
The KAD2708C-21Q68 is a high-performance, 8-bit Analog-to-Digital Converter (ADC) produced by Renesas Electronics America Inc. This component is part of the FemtoCharge™ family, known for its low power consumption and high dynamic performance. The KAD2708C-21Q68 operates at a sample rate of 210 million samples per second (MSPS) and is designed using a standard CMOS process. It is particularly notable for its low power consumption of less than 265mW, making it suitable for a wide range of high-performance applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 8 | |
| Sampling Rate | 210 MSPS | |
| Signal-to-Noise Ratio (SNR) | 49.2 dBFS @ fS = 210 MSPS, fIN = 138 MHz | |
| Spurious Free Dynamic Range (SFDR) | 66.6 dBc @ fS = 210 MSPS, fIN = 138 MHz | |
| Power Consumption | ≤ 265 mW @ fS = 210 MSPS | |
| Analog Input Bandwidth | 600 MHz | |
| Differential Input Voltage | 1.5 Vp-p | |
| Output Type | LVCMOS | |
| Operating Temperature Range | -40°C to +85°C | |
| Package Type | 68-pin RoHS-compliant QFN with exposed paddle |
Key Features
- On-Chip Reference
- Internal Track and Hold
- 1.5 Vp-p Differential Input Voltage
- 600 MHz Analog Input Bandwidth
- Two’s Complement or Binary Output
- Over-Range Indicator
- Selectable ÷2 Clock Input
- LVCMOS Outputs
Applications
- High-Performance Data Acquisition
- Portable Oscilloscope
- Medical Imaging
- Cable Head Ends
- Power-Amplifier Linearization
- Radar and Satellite Antenna Array Processing
- Broadband Communications
- Point-to-Point Microwave Systems
- Communications Test Equipment
Q & A
- What is the sampling rate of the KAD2708C-21Q68?
The sampling rate of the KAD2708C-21Q68 is 210 MSPS. - What is the power consumption of the KAD2708C-21Q68?
The power consumption is less than 265 mW at a sample rate of 210 MSPS. - What is the analog input bandwidth of the KAD2708C-21Q68?
The analog input bandwidth is 600 MHz. - What type of output does the KAD2708C-21Q68 have?
The KAD2708C-21Q68 has LVCMOS outputs. - What is the operating temperature range of the KAD2708C-21Q68?
The operating temperature range is -40°C to +85°C. - What package type is the KAD2708C-21Q68 available in?
The KAD2708C-21Q68 is available in a 68-pin RoHS-compliant QFN package with an exposed paddle. - Does the KAD2708C-21Q68 have an on-chip reference?
Yes, the KAD2708C-21Q68 has an on-chip reference. - What is the differential input voltage range of the KAD2708C-21Q68?
The differential input voltage range is 1.5 Vp-p. - Does the KAD2708C-21Q68 support two’s complement or binary output?
Yes, the KAD2708C-21Q68 supports both two’s complement and binary output. - What is the purpose of the over-range indicator in the KAD2708C-21Q68?
The over-range indicator signals when the input voltage exceeds the full-scale range of the ADC.
