Model No: AD9779ABSVZ

Analog Devices Inc. AD9779ABSVZ

Manufacturer: Analog Devices Inc.
SEMICON NO.: AD9779ABSVZ
Package: 100-TQFP-EP
Stock: In stock
Description: 16 Bit Digital to Analog Converter 2
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 Mfr  Analog Devices Inc.  
 Product Series  TxDAC+ 
 Device Type Dual, High Dynamic Range DAC
 Resolution (Bits)  16-bit
 Number of DAC Channels 2
 Max Sampling Rate  1.0 GSPS
 Architecture Interpolation Filter / Oversampling Interpolating DAC 
 Power Consumption 1.0 W
 Analog Supply Voltage (AVDD33) 3.13 V to 3.47 V
 Digital Supply Voltage (DVDD)  1.7 V to 2.05 V, and 3.13 V to 3.47 V  
 Output Type   Current - Unbuffered (Differential) 
 Data Interface Parallel, SPI (Serial for configuration)
 Input Channel Type  Parallel (CMOS)    
 Operating Temperature -40°C to +85°C
 Package 100-TQFP-EP
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
AD9779ABSVZ Digital-to-Analog Converter
TheAD9779ABSVZ​ from Analog Devices is a high-performance, dual-channel 16-bit Digital-to-Analog Converter (DAC) engineered for demanding wireless communications and broadband signal synthesis applications. Operating at an impressive sampling rate of up to 1 GSPS (Giga Samples Per Second), this device is built on an advanced CMOS process and supports flexible supply voltages (typically 3.3V digital and 1.8V analog). It features a sophisticated interpolation filter engine supporting 2x, 4x, and 8x modes, allowing for efficient placement of synthesized carriers anywhere within the DAC's Nyquist bandwidth. The chip integrates two auxiliary 10-bit DACs for external gain and offset control, a digital inverse sinc filter for frequency response correction, and a flexible interface that supports both LVDS and CMOS input data formats. Housed in a compact 100-lead TQFP package, it is designed to deliver exceptional linearity and low noise for high-dynamic-range systems .
AlternativeDual Channel DACModels
● AD9779BSVZ (Analog Devices):​ A pin-compatible variant within the same family, offering similar high-speed dual-channel DAC performance with 16-bit resolution and 1 GSPS sampling rate, designed for seamless design migration.
● AD9778A (Analog Devices):​ A 14-bit version of the same pin-compatible family, providing a cost-optimized solution for applications where the full 16-bit dynamic range is not required, while maintaining the 1 GSPS speed.
● AD9776A (Analog Devices):​ A 12-bit version in the pin-compatible series, ideal for cost-sensitive designs that still demand high-speed data conversion and the advanced interpolation features of the platform.
● ADS5400-SP (Texas Instruments):​ A 12-bit, 1 GSPS Analog-to-Digital Converter (ADC) from a different supplier, targeting the receive side of high-speed communication systems and offering radiation-hardened performance for aerospace applications.