ADC12DJ4000RFAAVT Texas Instruments Integrated Circuit (BGA) In Stock
ADC12DJ4000RFAAVT is a dual-channel 12-bit analog-to-digital converter from Texas Instruments sampling at up to 4 GSPS per channel in a 144-pin FBGA package. Supports ±0.8 V differential analog input range with proprietary high-speed conversion architecture. Available from stock globally with fast worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- BGA
- Pin Count
- 144
- Lifecycle
- ACTIVE
- Datasheet
- ADC12DJ4000RFAAVT Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-channel 12-bit ADC sampling at 4 GSPS enabling wideband signal capture above 1 GHz
- Compact 144-pin FBGA package with ±0.8 V differential analog input range for RF front-end integration
- Proprietary high-speed conversion architecture achieving ultra-low linearity error of 0.024% for precision signal digitization
Applications
ADC12DJ4000RFAAVT is purpose-built for radar signal processing, electronic warfare receivers, and 5G mmWave base station transceiver chains that require multi-gigasample digitization. Its 4 GSPS dual-channel capability allows direct RF sampling of signals up to 2 GHz, eliminating intermediate frequency downconversion stages and reducing system complexity. The device is also deployed in high-speed oscilloscopes, spectrum analyzers, and software-defined radio platforms demanding maximum instantaneous bandwidth.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | Peak-to-peak input voltage range(V) : 0.8 |
| Analog Input Voltage-Max | 0.8V |
| Analog Input Voltage-Min | -0.8 V |
| Converter Type | ADC, PROPRIETARY METHOD |
| JESD-30 Code | S-PBGA-B144 |
| JESD-609 Code | e1 |
| Linearity Error-Max (EL) | 0.024414063% |
| Number of Analog In Channels | 2 |
| Number of Bits | 12 |
| Number of Functions | 1 |
| Output Bit Code | OFFSET BINARY, 2S COMPLEMENT BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA144,12X12,32 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Sample Rate | 8000MHz |
| Sample and Hold / Track and Hold | TRACK |
| Supply Current-Max | 0.85mA |
| Supply Voltage-Nom | 1.1V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | BALL |
| Terminal Pitch | 0.8mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A001.A.5.A.3 |
| HTS Code | 8542.39.00.30 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for ADC12DJ4000RFAAVT:
12-Bit, 1 Func, 2 Channel, Serial Access, CMOS, PBGA144
Frequently Asked Questions
What is the maximum sample rate of ADC12DJ4000RFAAVT and how does it enable direct RF sampling?
ADC12DJ4000RFAAVT samples at up to 4 GSPS per channel in dual-channel mode, which satisfies the Nyquist criterion for analog input signals up to 2 GHz. This 4 GSPS rate allows direct RF digitization of L-band and S-band radar signals without a mixing stage, reducing BOM cost and phase noise contribution from local oscillator circuits by removing an entire downconversion chain.
How does the ±0.8 V differential input range of ADC12DJ4000RFAAVT affect the RF front-end design?
The ±0.8 V differential analog input range requires a balun or transformer-coupled RF interface with 50 Ω impedance matching to avoid signal reflection losses. Designers must target an input power of approximately -1 dBm at the ADC pins. Exceeding the 0.8 V peak-to-peak limit compresses the 12-bit dynamic range and increases harmonics, so a low-noise amplifier with controlled gain is recommended upstream.
For a 5G base station design, how does ADC12DJ4000RFAAVT compare to a 1 GSPS ADC in terms of coverage?
A 1 GSPS ADC can digitize at most 500 MHz of instantaneous bandwidth, which is insufficient for 5G NR FR2 mmWave bands requiring up to 800 MHz of contiguous spectrum. ADC12DJ4000RFAAVT at 4 GSPS covers 2 GHz instantaneous bandwidth per channel, supporting multiple 100 MHz NR carriers simultaneously. Its 12-bit resolution also provides over 70 dB of dynamic range, meeting 3GPP EVM requirements for 256-QAM modulation.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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