Overview
The LTC2158IUP-12 is a high-performance, dual-channel, 12-bit analog-to-digital converter (ADC) designed by Analog Devices Inc. This ADC is optimized for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding applications in communications, medical imaging, and other high-speed data acquisition environments. The device operates at a sampling rate of 310 MS/s and features a single 1.8V supply, reducing power consumption while maintaining high performance.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-bit | |
| Number of Channels | 2 | |
| Sampling Rate | 310 MS/s | |
| Analog Supply Voltage | 1.8 V | |
| Input Range | 1.32 V P-P | |
| Full Power Bandwidth | 1.25 GHz | |
| Signal-to-Noise Ratio (SNR) | 67.6 dBFS | |
| Spurious Free Dynamic Range (SFDR) | 88 dB | |
| Integral Nonlinearity (INL) | ±0.6 LSB | |
| Differential Nonlinearity (DNL) | ±0.1 LSB | |
| Power Dissipation | 688 mW | |
| Package | 64-Lead QFN (9mm × 9mm) | |
| Operating Temperature | -40°C to 85°C |
Key Features
- Simultaneous sampling of two channels
- Double data rate (DDR) LVDS outputs
- Optional clock duty cycle stabilizer for high performance at full speed
- Low power sleep and nap modes to reduce power consumption
- Serial SPI port for configuration
- Pin-compatible with 14-bit versions
- Supports differential inputs with sine wave, PECL, LVDS, TTL, or CMOS signals
Applications
- Communications and cellular basestations
- Software defined radios
- Medical imaging
- High definition video
- Testing and measurement instruments
Q & A
- What is the sampling rate of the LTC2158IUP-12?
The sampling rate of the LTC2158IUP-12 is 310 MS/s.
- How many channels does the LTC2158IUP-12 support?
The LTC2158IUP-12 supports two simultaneous sampling channels.
- What is the signal-to-noise ratio (SNR) of the LTC2158IUP-12?
The SNR of the LTC2158IUP-12 is 67.6 dBFS.
- What is the spurious free dynamic range (SFDR) of the LTC2158IUP-12?
The SFDR of the LTC2158IUP-12 is 88 dB.
- What is the power dissipation of the LTC2158IUP-12?
The power dissipation of the LTC2158IUP-12 is 688 mW.
- What type of package does the LTC2158IUP-12 come in?
The LTC2158IUP-12 comes in a 64-Lead QFN (9mm × 9mm) package.
- What are the supported input types for the LTC2158IUP-12?
The LTC2158IUP-12 supports differential inputs with sine wave, PECL, LVDS, TTL, or CMOS signals.
- Does the LTC2158IUP-12 have low power modes?
Yes, the LTC2158IUP-12 has low power sleep and nap modes to reduce power consumption.
- How is the LTC2158IUP-12 configured?
The LTC2158IUP-12 can be configured through a serial SPI port.
- What is the operating temperature range of the LTC2158IUP-12?
The operating temperature range of the LTC2158IUP-12 is -40°C to 85°C.
