Key facts
- Brand
- Analog Devices
- Model
- AD9879
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-05-09
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Analog Devices AD9879 Mixed‑Signal Front End Set‑Top Box & Cable Modem Datasheet
The AD9879 is a single‑supply mixed‑signal front‑end that integrates a transmit path with a 16× interpolation filter, a 232 MS/s 12‑bit DAC, and a complete quadrature digital upconverter. It also provides a receive path with 12‑bit, 10‑bit, and dual 7‑bit ADCs, supporting DOCSIS, EURO‑DOCSIS, DVB, and DAVIC standards.
The device is supplied in a 100‑lead MQFP package and operates over a commercial temperature range (‑40 °C to +85 °C). Detailed specifications, pin configurations, and design guidelines are provided for PCB layout, power supply, and signal integrity.
Analog Devices AD9879 specifications
| Supply Voltage (VAS) | 3.3 V ±5% |
|---|---|
| Maximum Carrier Frequency | 65 MHz |
| Transmit DAC Resolution | 12 bits |
| Maximum Tx DAC Sample Rate | 232 MS/s |
| ADC Input Frequency Range | up to 70 MHz |
Source: Analog Devices AD9879 Mixed‑Signal Front End Set‑Top Box & Cable Modem Datasheet
All Analog Devices AD9879 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum carrier frequency the AD9879 can generate?
The device can generate carrier frequencies up to 65 MHz.
From: Analog Devices AD9879 Mixed‑Signal Front End Set‑Top Box & Cable Modem Datasheet
What is the resolution of the transmit DAC?
The transmit DAC provides a 12‑bit resolution.
From: Analog Devices AD9879 Mixed‑Signal Front End Set‑Top Box & Cable Modem Datasheet
What temperature range does the AD9879 support?
It is specified for commercial temperatures from –40 °C to +85 °C.
From: Analog Devices AD9879 Mixed‑Signal Front End Datasheet