Overview
The AD9641BCPZ-80 is a 14-bit, high-speed analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed to support a wide range of communications applications where high performance, low power consumption, small size, and versatility are crucial. The AD9641 features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring high accuracy and reliability. It operates at sample rates of up to 155 MSPS and includes a JESD204A high-speed serial output interface, which reduces board routing requirements and lowers pin count needs for the receiving device.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14-bit | |
| Sample Rate | 80 MSPS / 155 MSPS | |
| Supply Voltage | 1.8 V | V |
| Power Consumption | 238 mW @ 80 MSPS, 313 mW @ 155 MSPS | mW |
| Input Range | 1.4 V p-p to 2.1 V p-p | V p-p |
| SNR | 73.7 dBFS @ 70 MHz and 80 MSPS, 72.8 dBFS @ 70 MHz and 155 MSPS | dBFS |
| SFDR | 94 dBc @ 70 MHz and 80 MSPS, 90 dBc @ 70 MHz and 155 MSPS | dBc |
| Input Noise | −148.6 dBFS/Hz @ 180 MHz and 80 MSPS, −148.1 dBFS/Hz @ 180 MHz and 155 MSPS | dBFS/Hz |
| Package | 32-Lead LFCSP (5mm x 5mm x 0.75mm) | |
| Operating Temperature | −40°C to +85°C | °C |
Key Features
- JESD204A coded serial digital outputs
- Integer 1-to-8 input clock divider
- IF sampling frequencies up to 250 MHz
- Programmable internal ADC voltage reference
- Flexible analog input range: 1.4 V p-p to 2.1 V p-p
- ADC clock duty cycle stabilizer (DCS)
- User-configurable, built-in self-test (BIST) capability
- Energy-saving power-down modes
- Serial port control via 3-wire SPI-compatible interface
Applications
- Communications
- Diversity radio systems
- Multimode digital receivers (3G and 4G): GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, TD-SCDMA
- Smart antenna systems
- General-purpose software radios
- Broadband data applications
- Ultrasound equipment
Q & A
- What is the resolution of the AD9641BCPZ-80?
The AD9641BCPZ-80 has a resolution of 14 bits. - What are the sample rates supported by the AD9641BCPZ-80?
The device supports sample rates of up to 80 MSPS and 155 MSPS. - What is the supply voltage for the AD9641BCPZ-80?
The supply voltage is 1.8 V. - How much power does the AD9641BCPZ-80 consume?
The power consumption is 238 mW at 80 MSPS and 313 mW at 155 MSPS. - What is the input range of the AD9641BCPZ-80?
The input range is 1.4 V p-p to 2.1 V p-p. - What is the SNR of the AD9641BCPZ-80 at different sample rates?
The SNR is 73.7 dBFS at 70 MHz and 80 MSPS, and 72.8 dBFS at 70 MHz and 155 MSPS. - What is the SFDR of the AD9641BCPZ-80 at different sample rates?
The SFDR is 94 dBc at 70 MHz and 80 MSPS, and 90 dBc at 70 MHz and 155 MSPS. - What is the package type and size of the AD9641BCPZ-80?
The package is a 32-Lead LFCSP (5mm x 5mm x 0.75mm). - What are the operating temperature ranges for the AD9641BCPZ-80?
The operating temperature range is −40°C to +85°C. - What interface does the AD9641BCPZ-80 use for serial output?
The device uses a JESD204A high-speed serial output interface.
