Overview
The AD9655BCPZ-125 is a dual, 16-bit, 125 MSPS analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for low cost, low power, small size, and ease of use. It operates at a conversion rate of up to 125 MSPS and is optimized for outstanding dynamic performance and low power consumption. The ADC features an on-chip sample-and-hold circuit and requires a single 1.8 V power supply. It is compatible with LVPECL-, CMOS-, and LVDS-compatible sample rate clocks, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16-bit |
| Conversion Rate | Up to 125 MSPS |
| Power Supply | 1.8 V |
| Power Consumption | Approximately 150 mW/channel at 125 MSPS |
| Input Range | 2.0 V p-p, 2.8 V p-p (typical) |
| SNR/SFDR | 77.5 dBFS/88 dBc at 69.5 MHz, 2.0 V p-p input range (typical) |
| Linearity | DNL = ±0.7 LSB; INL = ±4.0 LSB (typical, 2.0 V p-p input span) |
| Output Interface | Serial LVDS, two data lanes per ADC channel |
| Package | 32-Lead LFCSP (5mm x 5mm x 0.75mm) |
| Operating Temperature | −40°C to +85°C |
Key Features
- Low power consumption: approximately 150 mW/channel at 125 MSPS
- Serial LVDS output interface with two data lanes per ADC channel
- Full chip and individual channel power-down modes
- Flexible bit orientation and built-in/custom digital test pattern generation
- Clock divider and programmable output clock and data alignment
- Standby mode with low power consumption (less than 2 mW in SPI power-down mode)
- No external reference or driver components required for many applications
Applications
- Communications: diversity radio systems, multimode digital receivers (GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, TD-SCDMA)
- I/Q demodulation systems and smart antenna systems
- Broadband data applications
- Battery-powered instruments: handheld scope meters
- Portable medical imaging and ultrasound
- Radar/LIDAR systems
Q & A
- What is the resolution and conversion rate of the AD9655BCPZ-125?
The AD9655BCPZ-125 is a 16-bit ADC with a conversion rate of up to 125 MSPS.
- What is the power supply requirement for the AD9655BCPZ-125?
The device requires a single 1.8 V power supply.
- What is the typical power consumption of the AD9655BCPZ-125 at 125 MSPS?
The typical power consumption is approximately 150 mW/channel at 125 MSPS.
- What are the key features of the AD9655BCPZ-125's output interface?
The device features a serial LVDS output interface with two data lanes per ADC channel.
- Does the AD9655BCPZ-125 require external reference or driver components?
No external reference or driver components are required for many applications.
- What are the operating temperature ranges for the AD9655BCPZ-125?
The device operates over the industrial temperature range of −40°C to +85°C.
- What are some of the key applications of the AD9655BCPZ-125?
The device is used in communications, I/Q demodulation systems, smart antenna systems, broadband data applications, battery-powered instruments, portable medical imaging, and radar/LIDAR systems.
- What is the package type and size of the AD9655BCPZ-125?
The device is available in a 32-Lead LFCSP package (5mm x 5mm x 0.75mm).
- Does the AD9655BCPZ-125 support power-down modes?
Yes, it supports full chip and individual channel power-down modes.
- What is the typical linearity performance of the AD9655BCPZ-125?
The typical linearity performance is DNL = ±0.7 LSB; INL = ±4.0 LSB (2.0 V p-p input span).
