National Semiconductor ADC12DC105CISQE
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $69.32 | $69.32 |
| 15+ | $15.94 | $239.10 |
| 25+ | $15.60 | $390.00 |
| 50+ | $14.73 | $736.50 |
| 100+ | $13.00 | $1,300.00 |
| N+ | $2.60 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | National Semiconductor |
| Product Series | |
| Packaging | Bulk | |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 105M |
| Number of Inputs | 2 |
| Input Type | Differential |
| Data Interface | Parallel |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 2 |
| Architecture | Pipelined |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.7V ~ 3.6V |
| Voltage - Supply, Digital | 2.4V ~ 3.6V |
| Features | Simultaneous Sampling |
| Operating Temperature | -45°C ~ 85°C |
| Mounting Type | Surface Mount |
| Grade | - |
| Qualification | - |
| Package / Case | 60-WFQFN Exposed Pad |
| Supplier Device Package | 60-WQFN (9x9) |
The ADC12DC105CISQE from National Semiconductor is a high-performance 12-bit, dual-channel analog-to-digital converter engineered for demanding high-speed applications. It features a sampling rate of 105M SPS and a parallel interface, enabling rapid data transfer to FPGAs or DSPs. The S/H-ADC architecture ensures precise sampling of fast signals, while the flexible external or internal reference options provide design versatility. Housed in a compact 60-WFQFN package, it operates over a wide temperature range of -45°C to 85°C. This ADC is ideal for communications, radar, and advanced test equipment where speed and dual-channel capability are essential.
- Dual-Channel Simultaneous Sampling: Two 12-bit ADCs in one package enable I/Q or stereo signal processing without phase mismatch.
- Ultra-High Speed: 105M SPS sampling rate captures fast transient signals for high-bandwidth applications.
- Wide Temperature Range: -45°C to 85°C operation ensures reliability in extreme environments.
- Compact Package: 60-WFQFN with exposed pad aids thermal dissipation and saves board space.
High-Speed Communications
The 105M SPS sampling rate and dual channels make it ideal for I/Q demodulation in software-defined radios and base stations.
Radar Systems
Simultaneous sampling of I and Q signals enables accurate phase and amplitude detection in phased-array radar.
Medical Imaging
High-speed dual-channel conversion supports ultrasound beamforming and MRI signal processing.
Test and Measurement Equipment
This ADC is perfect for high-bandwidth oscilloscopes and spectrum analyzers requiring fast, accurate digitization.
Military and Aerospace
The wide -45°C to 85°C range and high-speed performance suit defense electronics and avionics.
High-Energy Physics
Dual-channel, 12-bit conversion at 105M SPS is used in particle detectors for precise timing and amplitude measurements.
- Q: What is the ADC12DC105CISQE?
- A: It is a 12-bit, dual-channel analog-to-digital converter with a parallel interface and S/H-ADC architecture.
- Q: What is the resolution?
- A: It provides 12-bit resolution, delivering 4096 levels for high-fidelity signal conversion.
- Q: What is the maximum sampling rate?
- A: The ADC12DC105CISQE supports a high-speed sampling rate of 105M SPS.
- Q: How many channels does it have?
- A: It has 2 input channels, enabling simultaneous sampling of two signals.
- Q: What reference options are available?
- A: It supports both external and internal reference voltages for flexible system design.
- Q: What is the package type?
- A: It comes in a 60-WFQFN Exposed Pad package and operates from -45°C to 85°C.
- Q: What is the ADC12DC105CISQE?
- A: It is a 12-bit, dual-channel analog-to-digital converter with a parallel interface and S/H-ADC architecture.
- Q: What is the resolution?
- A: It provides 12-bit resolution, delivering 4096 levels for high-fidelity signal conversion.
- Q: What is the maximum sampling rate?
- A: The ADC12DC105CISQE supports a high-speed sampling rate of 105M SPS.
- Q: How many channels does it have?
- A: It has 2 input channels, enabling simultaneous sampling of two signals.
- Q: What reference options are available?
- A: It supports both external and internal reference voltages for flexible system design.
- Q: What is the package type?
- A: It comes in a 60-WFQFN Exposed Pad package and operates from -45°C to 85°C.

ADC12DC105CISQE.pdf