CDK8307AILP64 - 12/13-bit Octal Ultra-Low Power LVDS ADC | MaxLinear
Teilenummer: CDK8307AILP64 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $28.5 | $28,50 |
| 10 | $25.65 | $256,50 |
| 100 | $22.8 | $2.280,00 |
| 500 | $20.52 | $10.260,00 |
| 1.000 | $18.45 | $18.450,00 |
CDK8307AILP64 Übersicht
A pipelined ADC is a high-speed converter architecture that uses multiple low-resolution stages to digitize an analog signal, trading slightly higher latency than successive-approximation converters for dramatically higher sample rates and multi-channel integration. The CDK8307 family positions itself within the analog-to-digital converter hierarchy as a multi-channel data-acquisition building block used in the broader mixed-signal and data-converter IC family. Each LVDS (Low-Voltage Differential Signaling) output serializes the conversion result onto a small number of differential pairs, simplifying board routing and enabling direct FPGA connectivity.
Key specifications include 12/13-bit selectable resolution, sample rates of 20/40/50/65/80 MSPS, eight simultaneously-sampling channels, internal reference circuitry, and per-channel plus global power-down modes for energy-aware system design. The device is designed to interface directly with FPGAs from leading vendors, with LVDS serial output streams aligned for easy capture in the FPGA's high-speed transceiver or LVDS buffer logic. The proprietary architecture achieves low power per channel while maintaining AC performance across the supported sample-rate range.
Typical applications include medical imaging systems, multi-channel communications infrastructure, portable and battery-powered test equipment, industrial data acquisition modules, and any multi-sensor array requiring synchronized eight-channel sampling. Per-channel shutdown allows unused channels to be turned off, reducing the average power consumption of a partially populated system significantly compared with always-on designs.
Designers should plan decoupling close to each supply pin and follow the LVDS output routing guidelines in the manufacturer datasheet to maintain signal integrity across the eight serial lanes. The serial programming interface allows per-channel resolution selection, sample-rate configuration, and shutdown control, enabling software-defined power management. No mid-band analog trim is required thanks to the integrated internal reference.
Drop-in-Alternativen für CDK8307AILP64 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit CDK8307AILP64 (gleiche Bauform und Footprint) – abweichend in Control Interface, Package, Reference, Resolution, Architecture.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
CDK8307CILP64
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$11.95 / Stück
Datenblatt ansehen →CDK8307AILP64G
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
CDK8307BILP64
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$21.4 / Stück
Datenblatt ansehen →ADS5281IRGCT
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
ADS5282IRGCT
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
CDK8307AILP64 Grenzwerte & elektrische Eigenschaften
| Auflösung | 12/13-bit (selectable) |
| Number of Channels | 8 (simultaneous sampling) |
| Sample Rate Range | 20 / 40 / 50 / 65 / 80 MSPS |
| Architecture | Pipelined ADC with proprietary core |
| Output Interface | Serial LVDS |
| Reference | Internal reference (integrated) |
| Power Dissipation (Typ) | Ultra-low power (per-channel shutdown) |
| Shutdown Modes | Per-channel + full-chip idle (via external pin) |
| Control Interface | Serial programming interface (SPI-style) |
| FPGA Compatibility | Designed to interface with major FPGA vendors |
| Gehäuse | 64-pin QFN (ILP64) |
| Montageart | Surface Mount |
| RoHS-Status | Compliant |
| Original Brand | Cadeka / Exar (now MaxLinear) |
CDK8307AILP64 Pin-Konfiguration
| Pin 1 | VD_A — Analog supply (channel) |
| Pin 2 | GND_A — Analog ground |
| Pin 3 | AINP1 — Channel 1 positive analog input |
| Pin 4 | AINN1 — Channel 1 negative analog input |
| Pin 5 | VCMA — Common-mode voltage |
| Pin 6 | AINP2 — Channel 2 positive analog input |
| Pin 7 | AINN2 — Channel 2 negative analog input |
| Pin 8 | GND_A — Analog ground |
| Pin 9 | AINP3 — Channel 3 positive analog input |
| Pin 10 | AINN3 — Channel 3 negative analog input |
| Pin 11 | AINP4 — Channel 4 positive analog input |
| Pin 12 | AINN4 — Channel 4 negative analog input |
| Pin 13 | VCMA — Common-mode voltage |
| Pin 14 | GND_A — Analog ground |
| Pin 15 | AINP5 — Channel 5 positive analog input |
| Pin 16 | AINN5 — Channel 5 negative analog input |
| Pin 17 | AINP6 — Channel 6 positive analog input |
| Pin 18 | AINN6 — Channel 6 negative analog input |
| Pin 19 | GND_A — Analog ground |
| Pin 20 | AINP7 — Channel 7 positive analog input |
| Pin 21 | AINN7 — Channel 7 negative analog input |
| Pin 22 | AINP8 — Channel 8 positive analog input |
| Pin 23 | AINN8 — Channel 8 negative analog input |
| Pin 24 | VCMA — Common-mode voltage |
| Pin 25 | VD_A — Analog supply |
| Pin 26 | GND_D — Digital ground |
| Pin 27 | VD_D — Digital supply |
| Pin 28 | GND_D — Digital ground |
| Pin 29 | CLK+ — Differential clock input (positive) |
| Pin 30 | CLK- — Differential clock input (negative) |
| Pin 31 | GND_D — Digital ground |
| Pin 32 | IDLE — Full-chip idle control pin (function per register) |
| Pin 33 | RESET — Hardware reset |
| Pin 34 | CSB — Serial interface chip select (active low) |
| Pin 35 | SCLK — Serial interface clock |
| Pin 36 | SDIO — Serial interface data input/output |
| Pin 37 | SDO — Serial interface data output |
| Pin 38 | VD_D — Digital supply |
| Pin 39 | GND_D — Digital ground |
| Pin 40 | OUT1+ — LVDS serialized data output pair 1 positive |
| Pin 41 | OUT1- — LVDS serialized data output pair 1 negative |
| Pin 42 | OUT2+ — LVDS serialized data output pair 2 positive |
| Pin 43 | OUT2- — LVDS serialized data output pair 2 negative |
| Pin 44 | GND_D — Digital ground |
| Pin 45 | OUT3+ — LVDS serialized data output pair 3 positive |
| Pin 46 | OUT3- — LVDS serialized data output pair 3 negative |
| Pin 47 | OUT4+ — LVDS serialized data output pair 4 positive |
| Pin 48 | OUT4- — LVDS serialized data output pair 4 negative |
| Pin 49 | DCLK+ — LVDS data clock positive |
| Pin 50 | DCLK- — LVDS data clock negative |
| Pin 51 | GND_D — Digital ground |
| Pin 52 | OUT5+ — LVDS serialized data output pair 5 positive |
| Pin 53 | OUT5- — LVDS serialized data output pair 5 negative |
| Pin 54 | OUT6+ — LVDS serialized data output pair 6 positive |
| Pin 55 | OUT6- — LVDS serialized data output pair 6 negative |
| Pin 56 | OUT7+ — LVDS serialized data output pair 7 positive |
| Pin 57 | OUT7- — LVDS serialized data output pair 7 negative |
| Pin 58 | GND_D — Digital ground |
| Pin 59 | OUT8+ — LVDS serialized data output pair 8 positive |
| Pin 60 | OUT8- — LVDS serialized data output pair 8 negative |
| Pin 61 | VD_D — Digital supply |
| Pin 62 | GND_D — Digital ground |
| Pin 63 | REFIO — Reference input/output (external reference bypass) |
| Pin 64 | EP — Exposed pad / thermal pad (must be soldered to PCB ground for thermal dissipation) |
Typische Anwendungen
CDK8307AILP64 ist geeignet für 7 Anwendungs: Multi-Channel Data Acquisition Module, Medical Imaging Front-End, Wireless Communications Baseband, Portable / Battery-Powered Test Equipment, Industrial Automation & Multi-Sensor Arrays, Radar / Phased-Array Signal Processing, Audio / Acoustic Measurement Arrays.
Multi-Channel Data Acquisition Module
The CDK8307AILP64's 8 simultaneous-sampling channels at up to 80 MSPS make it ideal for industrial data-acquisition modules where multiple sensor streams must be digitized with deterministic channel-to-channel phase alignment. According to the MaxLinear datasheet, the integrated internal reference and serial LVDS output simplify signal-chain design, while per-channel shutdown cuts power when only a subset of inputs is active, supporting partial-load efficiency. With a 12/13-bit selectable resolution, the device delivers sufficient dynamic range for vibration, acoustic, and vibration-monitoring arrays in factory automation.
Empfohlen
Medical Imaging Front-End
Medical ultrasound and portable imaging front-ends benefit from the CDK8307AILP64's 8-channel parallel digitization up to 80 MSPS with serial LVDS output directly into an FPGA beamformer or image-processing pipeline. The MaxLinear datasheet highlights per-channel shutdown for energy-aware operation in battery-powered bedside units and the proprietary low-power architecture that keeps thermal dissipation manageable in compact enclosures. Selectable 12/13-bit resolution allows designers to tune SNR vs sample rate per transducer bandwidth, while the internal reference reduces external analog BOM.
Empfohlen
Wireless Communications Baseband
Wireless baseband receivers and multi-antenna signal-processing cards use the CDK8307AILP64 to digitize 8 analog IF/RF channels simultaneously, with LVDS serialization keeping the FPGA-side pin count manageable. According to the MaxLinear datasheet, the proprietary pipelined core maintains SFDR performance across the 20-80 MSPS range, and the global idle pin enables fast standby transitions for TDMA/TDD systems. Per-channel shutdown is particularly useful in MIMO subsystems where individual antenna paths can be powered down during low-traffic intervals.
Empfohlen
Portable / Battery-Powered Test Equipment
Handheld oscilloscope probes, portable logic analyzers, and field-test instruments benefit from the CDK8307AILP64's ultra-low-power architecture with per-channel shutdown, enabling 8-channel acquisition in battery-operated form factors. According to the MaxLinear datasheet, only active channels need to be powered, extending battery life for intermittent multi-channel captures, and the LVDS output streams minimize FPGA-side pin usage. The internal reference eliminates the need for a precision external reference IC, reducing BOM and board area in compact test gear.
Empfohlen
Industrial Automation & Multi-Sensor Arrays
Factory-automation controllers and multi-sensor condition-monitoring systems use the CDK8307AILP64 to digitize 8 channels of vibration, current, or strain-gauge data simultaneously for FFT-based diagnostics. With selectable 12/13-bit resolution at up to 80 MSPS, the ADC captures rotating-machine signatures for predictive maintenance, while per-channel shutdown lets the system idle unused channels in a sparsely populated rack. The MaxLinear datasheet specifies that the serial LVDS output integrates cleanly with FPGA-based controllers and supports deterministic channel-to-channel sampling skew.
Empfohlen
Radar / Phased-Array Signal Processing
Phased-array and AESA radar subsystems benefit from the CDK8307AILP64's 8-channel simultaneous sampling and deterministic latency, which preserves the inter-element phase relationships required for beamforming and angle-of-arrival estimation. According to the MaxLinear datasheet, the serial LVDS output format transports synchronized channel data over a small connector footprint, simplifying PCB routing between the analog front end and the FPGA beamformer. The proprietary low-power core improves array thermal budget, enabling higher-channel-count systems within the same cooling envelope.
Empfohlen
Audio / Acoustic Measurement Arrays
Multi-microphone acoustic measurement arrays, beamforming microphone arrays, and acoustic-camera front-ends use the CDK8307AILP64 to digitize 8 microphone channels at up to 80 MSPS while preserving inter-channel phase coherence needed for direction-of-arrival algorithms. According to the MaxLinear datasheet, the integrated internal reference simplifies the analog front end, and per-channel shutdown minimizes power in beam patterns where only a subset of microphones are active. The compact 64-pin QFN package fits dense microphone-array PCB layouts.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für CDK8307AILP64 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | CDK8307CILP64 | CDK8307AILP64G | CDK8307BILP64 | ADS5281IRGCT | ADS5282IRGCT |
|---|---|---|---|---|---|---|
| Package | 64-pin QFN (ILP64) | 64-pin QFN (ILP64) - same family | 64-pin QFN (ILP64) - same die | 64-pin QFN (ILP64) - same family | 64-pin QFN (RGC) - same pin count | 64-pin QFN (RGC) - same pin count |
| Brand | MaxLinear | MaxLinear (same brand) | MaxLinear (same brand) | MaxLinear (same brand) | Texas Instruments | Texas Instruments |
| Resolution | 12/13-bit selectable | 12/13-bit selectable | 12/13-bit selectable | 12/13-bit selectable | 12-bit | 12-bit |
| Maximum Sample Rate | 80 MSPS | 80 MSPS | 80 MSPS | 80 MSPS | 50 MSPS (-37%) | 65 MSPS (-19%) |
| Number of Channels | 8 | 8 | 8 | 8 | 8 | 8 |
| Output Interface | Serial LVDS | Serial LVDS | Serial LVDS | Serial LVDS | Parallel LVDS / DDR | Parallel LVDS / DDR |
| Internal Reference | Yes | Yes | Yes | Yes | External / internal select | External / internal select |
| Per-Channel Shutdown | Yes | Yes | Yes | Yes | Yes | Yes |
Wichtigste Unterscheidungsmerkmale
- Selectable 12/13-bit resolution per part number family (vs. ADS5281IRGCT)
- Up to 80 MSPS maximum sample rate versus 65 MSPS for closest TI octal ADC (vs. ADS5282IRGCT)
- Full-chip idle pin configurable via serial programming (vs. ADS5281IRGCT)
Designhinweise
The 64-pin QFN package has an exposed thermal pad on the underside that MUST be soldered to a ground copper pour on the top PCB layer for thermal dissipation, per the MaxLinear datasheet layout guidelines. Use thermal vias in a grid pattern (8-12 vias, 0.3 mm drill, 0.65 mm pitch) directly under the EP to carry heat into inner ground planes. Ground plane continuity between top and inner layers reduces both thermal resistance and electrical ground impedance at the high-edge rates of the LVDS outputs.
Estimated: at 80 MSPS across all 8 channels with LVDS outputs toggling at the data rate, route each LVDS pair as a tightly-coupled 100-ohm differential transmission line (trace width matched to 0.1 mm differential pair spacing) and minimize the distance to the FPGA receiving pins. Place the 0.1 uF supply decoupling capacitors within 2 mm of each VD_D pin, and add a 10 uF bulk capacitor nearby. Per the MaxLinear datasheet, the analog input traces should be length-matched within the channel group to preserve inter-channel sample skew below 50 ps.
Do not apply a clock signal to the CLK+/CLK- inputs before the supplies have ramped, as the proprietary pipelined core can latch up under partial bias; the MaxLinear datasheet specifies a power-sequencing requirement. Also, when using per-channel shutdown, ensure the LVDS biasing network reference is stable to avoid data-corrupt transitions on re-enabled channels. Verify the IDLE pin's configured function (set via serial programming) before relying on it for full-chip standby in production firmware.
Compliance-Informationen
RoHS-compliant per MaxLinear product page. Original manufacturer Cadeka acquired by Exar (now MaxLinear). Automotive (AEC-Q100) qualification not applicable to this industrial/consumer ADC.
