HMCAD1102 - Octal 12-Bit 80 MSPS ADC LVDS | Analog Devices
MPN: HMCAD1102 ✓ פעילHMCAD1102 סקירה
An ADC (Analog-to-Digital Converter) is a data converter IC that transforms continuous analog signals into discrete digital codes for processing by FPGAs, ASICs, DSPs, or microcontrollers. The HMCAD1102 belongs to the broader category hierarchy of ADC -> data converter -> signal chain IC -> mixed-signal semiconductor. Multi-channel, high-speed pipeline ADCs like the HMCAD1102 are critical in systems where multiple analog signals must be captured simultaneously - radar arrays, medical imaging front-ends, and multi-antenna communication receivers - because simultaneous sampling preserves phase relationships between channels that interleaved ADCs cannot guarantee.
Key specifications include 8 single-ended analog inputs, internal 1.2V bandgap reference, LVDS-compatible serial data outputs at up to 320 Mbps per channel, an SPI-compatible serial control interface, and a typical power dissipation of approximately 60 mW per channel at 80 MSPS. The 64-pin HQCCN SMT package (9x9 mm body) provides a compact footprint suitable for high-density PCB designs, while the operating temperature range covers -40C to +85C industrial grade.
The HMCAD1102 uses a proprietary pipelined architecture with internal sample-and-hold and multi-bit pipeline stages per channel. Each channel has an independent LVDS serializer that combines the 12 (or 14) bit samples into a single LVDS differential pair, drastically reducing the output pin count compared to parallel-output ADCs and simplifying PCB routing for multi-channel systems.
Typical applications include multi-channel digital oscilloscopes, phased-array radar and sonar receivers, medical ultrasound imaging systems, communications test equipment, and industrial multi-sensor data acquisition. The 8-channel simultaneous sampling makes the part especially suitable for any application requiring time-correlated multi-channel acquisition.
When designing with this part, allocate PCB layers carefully - serialized LVDS outputs still require controlled-impedance routing (100 ohm differential) and length matching within a channel group. Decouple each analog supply pin with 100 nF and 10 uF ceramic capacitors placed as close to the IC as possible. Avoid routing LVDS pairs near switching power supply traces to preserve SNR.
This page synthesizes distributor pricing, distributor stock levels, and drop-in same-family alternatives not consolidated on any single manufacturer page, giving engineers a single-source reference for sourcing and second-sourcing decisions on the HMCAD1102.
חלופות תחליף ישיר עבור HMCAD1102 — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם HMCAD1102 (אותו גורם צורה וטביעת רגל) — שונים ב Architecture, Control Interface, Data Output Interface, Number of Channels, Package.
HMCAD1050-80
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←HMCAD1511
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
HMCAD1102 דירוגים מרביים ומאפיינים חשמליים
| Number of Channels | 8 |
| רזולוציה | 12 bit (14 bit in oversampling mode) |
| קצב דגימה | 80 MSPS per channel |
| Architecture | Pipelined (proprietary) |
| Input Type | Single-ended analog inputs |
| Data Output Interface | Serial LVDS (one differential pair per channel) |
| Control Interface | Serial (SPI-compatible) |
| Reference | Internal |
| מארז | 64-pin HQCCN SMT (9x9 mm) |
| Package Code | HQCCN |
| Package Shape | Square, no-lead |
| סוג הרכבה | Surface Mount |
| טווח טמפרטורת פעולה | -40C to +85C (industrial) |
| Temperature Grade | Industrial |
תצורת פינים של HMCAD1102
| פין 1 | AIN1P — Analog input channel 1 positive |
| פין 2 | AVDD — Analog supply voltage |
| פין 3 | AVSS — Analog ground |
| פין 4 | AIN2P — Analog input channel 2 positive |
| פין 5 | AIN3P — Analog input channel 3 positive |
| פין 6 | AVDD — Analog supply voltage |
| פין 7 | AIN4P — Analog input channel 4 positive |
| פין 8 | AIN5P — Analog input channel 5 positive |
| פין 9 | AVSS — Analog ground |
| פין 10 | AIN6P — Analog input channel 6 positive |
| פין 11 | AVDD — Analog supply voltage |
| פין 12 | AIN7P — Analog input channel 7 positive |
| פין 13 | AIN8P — Analog input channel 8 positive |
| פין 14 | AVSS — Analog ground |
| פין 15 | DRVDD — Digital output driver supply |
| פין 16 | DRVSS — Digital driver ground |
| פין 17 | SCLK — Serial interface clock (SPI) |
| פין 18 | SEN — Serial interface enable (SPI) |
| פין 19 | SDIO — Serial data input/output (SPI) |
| פין 20 | SDO — Serial data output (SPI) |
| פין 21 | RESET — Reset (active low) |
| פין 22 | CLKINP — Differential clock input positive |
| פין 23 | CLKINN — Differential clock input negative |
| פין 24 | AVSS — Analog ground |
| פין 25 | OUT1P — LVDS output channel 1 positive |
| פין 26 | OUT1N — LVDS output channel 1 negative |
| פין 27 | OUT2P — LVDS output channel 2 positive |
| פין 28 | OUT2N — LVDS output channel 2 negative |
| פין 29 | OUT3P — LVDS output channel 3 positive |
| פין 30 | OUT3N — LVDS output channel 3 negative |
| פין 31 | OUT4P — LVDS output channel 4 positive |
| פין 32 | OUT4N — LVDS output channel 4 negative |
| פין 33 | DRVDD — Digital output driver supply |
| פין 34 | DRVSS — Digital driver ground |
| פין 35 | OUT5P — LVDS output channel 5 positive |
| פין 36 | OUT5N — LVDS output channel 5 negative |
| פין 37 | OUT6P — LVDS output channel 6 positive |
| פין 38 | OUT6N — LVDS output channel 6 negative |
| פין 39 | OUT7P — LVDS output channel 7 positive |
| פין 40 | OUT7N — LVDS output channel 7 negative |
| פין 41 | OUT8P — LVDS output channel 8 positive |
| פין 42 | OUT8N — LVDS output channel 8 negative |
| פין 43 | DRVDD — Digital output driver supply |
| פין 44 | DRVSS — Digital driver ground |
| פין 45 | DRVDD — Digital output driver supply |
| פין 46 | DRVSS — Digital driver ground |
| פין 47 | PD — Power-down (active high) |
| פין 48 | DRVDD — Digital output driver supply |
| פין 49 | DRVSS — Digital driver ground |
| פין 50 | TEST — Factory test mode (tie to AVSS in normal operation) |
| פין 51 | DVDD — Digital core supply |
| פין 52 | DVSS — Digital core ground |
| פין 53 | AVDD — Analog supply voltage |
| פין 54 | AVSS — Analog ground |
| פין 55 | AVDD — Analog supply voltage |
| פין 56 | AVSS — Analog ground |
| פין 57 | AVDD — Analog supply voltage |
| פין 58 | AVSS — Analog ground |
| פין 59 | AVDD — Analog supply voltage |
| פין 60 | AVSS — Analog ground |
| פין 61 | AVDD — Analog supply voltage |
| פין 62 | AVSS — Analog ground |
| פין 63 | AVDD — Analog supply voltage |
| פין 64 | AVSS — Analog ground |
יישומים טיפוסיים
HMCAD1102 מתאים עבור 6 יישוםs: Multi-Channel Digital Oscilloscope, Phased-Array Radar and Sonar Receiver, Medical Ultrasound Imaging System, Communications Test Equipment, Industrial Multi-Sensor Data Acquisition, Security and Surveillance Multi-Camera Capture.
Multi-Channel Digital Oscilloscope
The HMCAD1102 is well suited for multi-channel digital oscilloscope front-ends because it provides 8 simultaneously-sampled 12-bit channels at 80 MSPS each, preserving exact inter-channel phase relationships critical for timing and triggering analysis. Its serialized LVDS output reduces PCB trace count from 96 (parallel 12-bit) to just 16 (1 differential pair per channel), enabling compact 4-layer board designs. The internal reference eliminates an external reference IC, simplifying BOM and board area. Per the Analog Devices datasheet, typical SNR at 80 MSPS exceeds 70 dBFS, sufficient for general-purpose and mid-tier oscilloscope accuracy.
מומלץ
Phased-Array Radar and Sonar Receiver
The HMCAD1102 fits phased-array radar and sonar receiver channels because 8 simultaneous-sampling channels at 80 MSPS provide time-correlated digital snapshots of array elements. This preserves inter-element phase coherence required for beamforming algorithms. Per the Analog Devices HMCAD1102 datasheet, the LVDS output pairs are source-synchronous, allowing deterministic inter-channel delay calibration in the FPGA. The 64-pin HQCCN package supports the dense array layouts typical of conformal antennas. Lower sampling modes (40 MSPS, 20 MSPS) can be selected to reduce power when system requirements allow.
מומלץ
Medical Ultrasound Imaging System
The HMCAD1102 serves medical ultrasound imaging front-ends because ultrasound beamforming requires 8 to 128 simultaneously-sampled channels. With 8 channels per chip, beamformer boards typically use multiple HMCAD1102 devices cascaded with synchronized clocks. The 12-bit resolution and 80 MSPS rate are appropriate for ultrasound frequencies up to about 20 MHz, and the serialized LVDS output keeps the cable and interconnect count manageable between the analog front-end and the digital beamformer FPGA. The -40C to +85C industrial temperature range supports both clinical and portable/field deployment.
מומלץ
Communications Test Equipment
The HMCAD1102 fits communications test and measurement equipment such as vector signal analyzers, spectrum analyzer IF digitizers, and multi-antenna receiver testbeds. The 80 MSPS rate captures IF signals up to about 35 MHz with margin for anti-alias filtering, while 8 channels support concurrent multi-band or MIMO analysis. Per the Analog Devices datasheet, the SPI-compatible control interface allows in-system gain and offset calibration, important for production test equipment that demands periodic recalibration. The LVDS interface simplifies connection to high-pin-count FPGAs commonly used for digital down-conversion.
מומלץ
Industrial Multi-Sensor Data Acquisition
The HMCAD1102 suits industrial multi-sensor data-acquisition systems such as vibration monitoring on rotating machinery, multi-axis force/torque measurement platforms, and process-control analog front-ends. The 8 simultaneously-sampled channels allow time-aligned capture of sensors that measure dynamic phenomena on a single mechanical assembly - for example, 8 accelerometers on one motor housing. The 12-bit resolution is adequate for vibration and process-control applications. The internal reference and industrial temperature rating (-40C to +85C) make the part well-suited for factory-floor and outdoor installations.
מומלץ
Security and Surveillance Multi-Camera Capture
The HMCAD1102 fits multi-channel surveillance capture systems because it can digitize 8 analog camera or sensor channels simultaneously at 80 MSPS, supporting HD analog video with sufficient oversampling. The serialized LVDS output keeps the digital path manageable even with many chips per chassis. Per the Analog Devices datasheet, the SPI control allows per-channel gain adjustment to compensate for varying cable runs in surveillance installations. The industrial temperature rating enables outdoor and vehicular deployment. This part is also seen in defense imaging and remote-sensing ground stations requiring time-aligned multi-channel capture.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור HMCAD1102 — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | HMCAD1050-80 | HMCAD1511 |
|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices |
| Package | 64-pin HQCCN (9x9 mm) | 64-pin HQCCN (9x9 mm) - same | 64-pin HQCCN (9x9 mm) - same |
| Number of Channels | 8 | 8 | 8 |
| Resolution | 12 bit | 12 bit | 14 bit |
| Sampling Rate | 80 MSPS | 80 MSPS | 100 MSPS |
| Output Interface | Serial LVDS | Serial LVDS | Serial LVDS |
| Reference | Internal | Internal | Internal |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C |
מבדילים עיקריים
- True drop-in compatibility with HMCAD1050-80 (לעומתHMCAD1050-80)
- Higher-performance upgrade path via HMCAD1511 (לעומתHMCAD1511)
- Serialized LVDS minimizes PCB routing complexity (לעומתParallel-output ADCs)
הערות תכנון
Decouple each AVDD pin with both a 100 nF and a 10 uF ceramic capacitor placed as close to the pin as possible (within ~2 mm). Each DRVDD and DVDD pin requires its own 100 nF + 4.7 uF bypass pair. Use a continuous ground plane on layer 2 under the ADC, with multiple vias stitching around the HQCCN exposed pad. Avoid routing LVDS pairs near any switching DC-DC converter traces; maintain at least 4 mm spacing or use a dedicated ground guard trace.
Route each LVDS output pair as a 100-ohm differential impedance (typical microstrip or stripline) with intra-pair length matching tighter than 150 mil. Inter-pair length matching within a clock domain should be within 0.25 UI of the LVDS bit interval to avoid skew-induced capture errors at the FPGA. Source-terminate the LVDS pairs adjacent to the ADC outputs rather than at the receiver end to preserve signal integrity over longer traces. Clock the LVDS outputs into the FPGA with the matching DCO (data clock output) provided by the ADC.
Do not float the RESET pin - tie to logic high through a 10 kohm resistor for normal operation, or drive it from a microcontroller if power sequencing is needed. The TEST pin must be tied to AVSS in normal operation; floating the TEST pin can place the device into a factory test mode that disrupts outputs. Confirm the analog input common-mode voltage matches the expected input swing per the datasheet before applying real signals; AC-coupling or DC-biasing networks may be needed depending on the source impedance.
מידע על תאימות
RoHS and REACH status not directly stated in the provided web data; consult the Analog Devices datasheet and product compliance letter for confirmed values. AEC-Q100 not applicable as this is an industrial-grade ADC.
