AD9876: 12 Bit Broadband Modem Mixed Signal Front End (MxFE®)
The AD9875 (10-bit) and AD9876 (12-bit) are single supply broadband modem mixed signal front end ICs. They contain the transmit path Interpolation Filter and DAC, and the receive path PGA, LPF and ...More
AD9876: 12 Bit Broadband Modem Mixed Signal Front End (MxFE®)
Product Description
The AD9875 (10-bit) and AD9876 (12-bit) are single supply broadband modem mixed signal front end ICs. They contain the transmit path Interpolation Filter and DAC, and the receive path PGA, LPF and ADC required for a variety of broadband modem applications. Also on-chip is a PLL clock multiplier that provides all required clocks from a single crystal or clock input.
Features
- Low Cost 3.3 V CMOS Mixed-Signal Front End (MxFE®)
- Converter for Broadband Modems
- 10-/12-Bit D/A Converter (TxDAC+®)
64/32 MSPS Input Word Rate
2´/4´ Interpolating LPF or BPF Transmit Filter
128 MSPS DAC Output Update Rate
Wide (26 MHz) Transmit Bandwidth
Power-Down Mode
- 10-/12-Bit 50 MSPS A/D Converter
Fourth Order Low-Pass Filter
12 MHz or 26 MHz with Bypass
–6 dB to +36 dB Programmable
Gain Amplifier - Internal Clock Multiplier (PLL)
- Clock Outputs
- Voltage Regulator Controller
- 48-Lead LQFP Package
Diagrams
- Enlarge
- Symbols and Footprints
Functional Block Diagram for AD9876
12 Bit Broadband Modem Mixed Signal Front End (MxFE®)
Functional Block Diagram for AD9876
AD9969 - Single-Supply Cable Modem/Set-Top Box Mixed-Signal Front End
ADF9010 - 900MHz ISM Band Analog RF Front End
| Part# | RxTx Function | Channel BW MHz | IF or RF Range MHz | Primary Application | Supply V | Product Description | Price* (1000-4999) | Resolution (Bits) | # Chan | T-Put Rate |
|---|---|---|---|---|---|---|---|---|---|---|
| AD9868 | Bband CODEC | - | - | Broadband Wireline, Home Networking | Multi(+3.3Anlg, +3.3Dig) | 10-Bit DAC/80 MSPS, 10-Bit ADC, Mixed-Signal Front-End for Broadband Modem Applications | - | 10 | 1 | 80MSPS |
| AD9865 | Bband CODEC | 35 | DC-40 | Broadband Wireline, Home Networking | Single(+3.3) | 10-Bit DAC/80 MSPS, 10-Bit ADC, Mixed-Signal Front-End for Broadband Modem Applications | $9.95 | 10 | 1 | 80MSPS |
| AD9869 | Bband CODEC | 54 | DC-40 | Broadband Wireline, Home Networking | Multi(+3.3Anlg, +3.3Dig), Single(+3.3) | 12-Bit DAC/80 MSPS, 12-Bit ADC, Mixed-Signal Front-End for Broadband Modem Applications | $18.05 | 12 | 1 | 80MSPS |
| AD9866 | Bband CODEC | 35 | DC-40 | Broadband Wireline, Home Networking | Single(+3.3) | 12-Bit DAC/80 MSPS 12-Bit ADC, Mixed-Signal Front-End for Broadband Modem Applications | $18.55 | 12 | 1 | 80MSPS |
| AD9863 | Bband Quadrature CODEC | 25/40 | DC-40 | Broadband Wireless | Single(+3), Single(+3.3) | Dual, 12-Bit DAC/12-Bit 50/80 MSPS ADC, Mixed-Signal Front-End Processor (MxFE) For Bband Apps | $21.42 | 12 | 2 | 50MSPS |
| AD9861-50 | Bband Quadrature CODEC | 25 | DC-40 | Broadband Wireless | Single(+3), Single(+3.3) | Dual 10-Bit DAC/Dual 50 MSPS ADC Mixed-Signal Front-End (MxFE) For Broadband Comms Apps | $10.71 | 10 | 2 | 50MSPS |
| AD9861-80 | Bband Quadrature CODEC | 40 | DC-40 | Broadband Wireless | Single(+3), Single(+3.3) | Dual 10-Bit DAC/Dual 80 MSPS ADC Mixed-Signal Front-End (MxFE) For Broadband Comms Apps | $10.71 | 10 | 2 | 80MSPS |
| AD9862 | Bband Quadrature CODEC | 32 | DC-100 | Broadband Wireless | Single(+3.3) | Dual 14-Bit DAC/Dual 12-Bit ADC Mixed Sig Front-End (MxFE) for Bband Comms, Rx&Tx PGA, Digital SSB | $29.75 | 12 | 2 | 64MSPS |
| AD9860 | Bband Quadrature CODEC | 32 | DC-100 | Broadband Wireless | Single(+3.3) | Dual 12-Bit DAC/Dual 10-Bit ADC Mixed Sig Front-End (MxFE) for Bband Comms, Rx&Tx PGA, Digital SSB | $13.74 | 10 | 2 | 64MSPS |
| AD6600 | IF-to-Bits Rx Subsys | 5 to 10 | 70-250 | Wireless Infrastructure | Multi(+3.3, +5), Single(+5) | 11-Bit, 1-Channel 20MSPS, or 2-Channel 10 MSPS Gain-Ranging ADC with RSSI | $38.50 | 11 | 2 | 20MSPS |
| AD9864 | IF-to-Bits Rx Subsys | 0.007 to 0.270 | 10-300 | Narrowband Radio, Portable & Mobile Radio | Single(+3), Single(+3.3) | 24-Bit Bandpass Sigma-Delta ADC/IF Digitizing Subsystem | $9.95 | 24 | 1 | 375kSPS |
| AD9874 | IF-to-Bits Rx Subsys | 0.007 to 0.270 | 10-300 | Narrowband Radio, Portable & Mobile Radio | Single(+3), Single(+3.3) | 24-Bit Bandpass Sigma-Delta ADC IF Digitizing Subsystem | $14.96 | 24 | 1 | 541.5kSPS |
| AD6650 | IF-to-Bits Rx Subsys | 3.5 | 70-300 | Wireless Infrastructure | Single(+3), Single(+3.3) | 16/24-Bit, 1 MSPS, Diversity IF-to-Baseband GSM/EDGE Narrowband Receiver | $20.40 | 24 | 2 | 1MSPS |
| AD9969 | Multi-Chan Bband CODEC | 8 | DC-70 | Cable Modem/Set Top Box | Single(+3.3) | 3.3 V CMOS MxFE Mixed Signal Front End for broadband Set Top Box And Cable Modem applications | $14.25 | 12 | 3 | 29MSPS |
| AD9878 | Multi-Chan Bband CODEC | 8 | DC-70 | Cable Modem/Set Top Box | Single(+3.3) | Dual 12-Bit, 29 MSPS Direct IF ADC/12-Bit Direct IF DAC, Mixed-Signal Front-End for Broadband Apps | $13.52 | 12 | 4 | 29MSPS |
| AD9879 | Multi-Chan Bband CODEC | 8 | DC-70 | Cable Modem/Set Top Box | Single(+3.3) | 12-Bit Mixed-Signal Front-End for Set Top Box & Cable Modem Applications | $11.98 | 12 | 5 | 29MSPS |
* The pricing listed here is provided only for budgetary purposes as recommended list price in U.S.
Dollars in the United States ex factor per unit for the stated volume. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
** Pricing is currently unavailable. Click on the product number to see the Product Page for additional information.
AD9876 Model Options
| Model | Status | Package | Pins | Temp. Range |
Price* (1000 pcs.) |
Available | ROHS Compilant | Samples Cart | Purchase Cart |
|---|---|---|---|---|---|---|---|---|---|
| AD9876-EB | Obs | Evaluation Boards | - | Ind | - | - | N | Contact ADI | Contact ADI |
| AD9876ABST | Obs | 48 ld LQFP | 48 | Ind | - | - |
N
Material Declaration |
Contact ADI | Contact ADI |
| AD9876ABSTRL | Obs | 48 ld LQFP | 48 | Ind | - | - |
N
Material Declaration |
Contact ADI | Contact ADI |
Help
- Pre-Release: The model has not been released to general production, but samples may be available.
- Production: The model is currently being produced, and generally available for purchase and sampling.
- Last Time Buy: The model has been scheduled for obsolescence, but may still be purchased for a limited time.
- Obsolete: The specific part is obsolete and no longer available. Other models listed in the table may still be available (if they have a status that is not obsolete).
For detailed drawings and chemical composition please consult our Package Site
- Commercial: 0 to +70 degrees Celsius
- Military : -55 to +125 degrees Celsius
- Industrial: Temperature ranges may vary by model. Please consult the datasheet for more information.
- Automotive: -40 to +125 degrees Celsius
The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.

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