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AD9779ABSVZ
+BOMIC DAC 16BIT A-OUT 100TQFP
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD9779ABSVZ
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Datasheet AD9779ABSVZ DataSheet
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Package TQFP-100
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In Stock2155
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Specifications
| Attribute | Value |
| Package / Case | Tray |
| Part Status | Active |
| Number of Bits | 16 |
| Number of D/A Converters | 2 |
| Output Type | Current - Unbuffered |
| Differential Output | Yes |
| Data Interface | Parallel |
| Reference Type | Internal |
| Voltage - Supply, Analog | 3.13V ~ 3.47V |
| Voltage - Supply, Digital | 1.7V ~ 2.05V, 3.13V ~ 3.47V |
| INL / DNL(LSB) | ±6, ±2.1 |
| Architecture | Oversampling Interpolating DAC |
| Operating Temperature | -40°C ~ 85°C |
| Supplier Device Package | 100-TQFP-EP (14x14) |
Overview
Description
### Key Features:
- Resolution: 14-bit
- Sample Rate: Up to 160 MSPS
- Output: Current-source DAC with 2 mA to 20 mA full-scale range
- Interface: Parallel LVCMOS-compatible input
- Power Supply: 3.3 V (digital), 1.8 V to 3.3 V (analog)
- Applications: Wireless base stations, direct digital synthesis (DDS), medical imaging
### Advantages:
- Low power consumption (~300 mW at 160 MSPS)
- Excellent dynamic performance (SFDR > 80 dBc at 5 MHz output)
- On-chip 1.2 V reference for simplified design
### Package:
- 48-lead LQFP (7 mm × 7 mm)
Ideal for high-speed, high-resolution signal generation with robust performance in demanding applications.
Features
- Resolution: 16-bit
- Sampling Rate: Up to 1.2 GSPS (giga-samples per second)
- Output: Single-channel, current-steering DAC with differential outputs
- Dynamic Performance: Excellent SFDR (Spurious-Free Dynamic Range) and low noise
- Interpolation: On-chip 2×/4×/8× interpolation filters for reduced input data rate
- Interface: Dual 16-bit LVDS (Low-Voltage Differential Signaling) input port
- Power Supply: 3.3 V (digital) and 1.8 V/3.3 V (analog)
- Applications: Wireless communications, broadband systems, and direct digital synthesis (DDS)
Compact and efficient, it suits high-speed signal generation with low distortion.
Pinout
- Pin Count: 100 (100-lead TQFP_EP package).
- Key Functions:
- 14-bit resolution with 1.2 GSPS update rate.
- Differential current outputs (IOUTP, IOUTN).
- LVDS/CMOS-compatible digital inputs.
- On-chip PLL for clock multiplication.
- Interpolation filters (2×/4×/8×) for oversampling.
- SPI interface for configuration.
- Power supplies: 1.8V & 3.3V.
Used in high-speed communications, radar, and signal synthesis.
Manufacturer
Application
- Wireless Communications: Base stations, software-defined radios (SDR), and RF signal synthesis.
- Test & Measurement: Arbitrary waveform generators (AWG) and high-frequency signal sources.
- Medical Imaging: Ultrasound and MRI systems for accurate signal reconstruction.
- Radar & Defense: Phased-array radar, electronic warfare, and signal jamming.
- Broadcast Video: High-resolution video signal generation.
Its high bandwidth (up to 1.2 GSPS) and low noise make it ideal for high-performance systems.
