ADC0804S040TS/C1:1 - 8-bit 40 MSPS ADC, 28-SSOP | NXP
MPN: ADC0804S040TS/C1:1 ✓ AktifADC0804S040TS/C1:1 Ringkasan
An ADC (Analog-to-Digital Converter) is a semiconductor device that converts continuous analog input signals into discrete digital codes, acting as the bridge between the analog physical world (sensors, video, RF) and digital processing (FPGAs, microcontrollers, DSPs). The 8-bit resolution means the input range is divided into 256 discrete quantization levels, giving a theoretical SNR of approximately 49.9 dB (6.02 dB/bit + 1.76 dB). In the data-acquisition signal chain hierarchy, ADCs sit between analog front-end conditioning (amplifiers, filters) and the digital domain, and they are categorized as data converters within the data acquisition and converter IC family.
Key specifications include a single analog input channel, parallel 8-bit TTL/CMOS-compatible output, 40 MSPS maximum sampling rate, 5V single-supply operation, low power consumption, and TTL/CMOS-compatible digital I/O. The device uses a flash or half-flash (pipelined) architecture to achieve the 40 MSPS conversion rate with low latency suitable for real-time video processing. The 28-SSOP package with gull-wing leads is rated MSL1 at 260C peak reflow and supports commercial-grade temperature operation.
Typical applications include professional video digitizers (SD/ED broadcast equipment), intermediate-frequency (IF) signal digitization, digital oscilloscope front-ends, CCD image sensor read-out, medical imaging, set-top box video capture, and high-speed instrumentation. The 40 MSPS rate makes it well-suited for digitizing standard-definition video at full bandwidth and undersampled IF signals in software-defined radio designs.
Designers should note that proper analog input drive with a wide-bandwidth op-amp (such as an ADA4862 or LMH6702) and careful PCB layout with separate analog and digital ground planes are essential to achieve the rated ENOB. The single 5V supply and parallel interface simplify integration but require careful bus impedance matching when interfacing directly to an FPGA.
This page synthesizes distributor pricing, drop-in SSOP-28 alternatives from the same ADC0806030/040/050 family and cross-brand sources, plus practical design notes not found in the manufacturer datasheet alone, helping engineers select and apply this 40 MSPS video-grade ADC quickly.
Alternatif penggantian untuk ADC0804S040TS/C1:1 — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian ADC0804S040TS/C1:1 (sama faktor bentuk dan footprint) — berbeda di dalam Architecture, Output Interface, Package, Resolution, Number of Channels.
ADC0803S030TS/C1:1
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
ADC0805S050TS/C1:1
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
ADC0801S040TS/C1:1
✅ Drop-InKontak untuk harga
Lihat Datasheet →ADC0804S040TS/C1
✅ Drop-InKontak untuk harga
Lihat Datasheet →ADC0804S030TS/C1:1
✅ Drop-InKontak untuk harga
Lihat Datasheet →ADC0804S040TS/C1:1 Rating Maksimal & Karakteristik Listrik
| Resolusi | 8 bit |
| Number of Channels | 1 |
| Laju Pengambilan Sampel | 40 MSPS (max) |
| Input Type | Single-ended |
| Output Interface | Parallel, TTL/CMOS compatible |
| Output Bit Code | Offset Binary |
| Tegangan Pemuat | 5 V (single supply) |
| Architecture | Flash / high-speed pipelined |
| Suhu Kerja | 0C to +70C (commercial) |
| Paket | 28-SSOP (SOT341-1, MO-150), 5.30 mm body |
| Tipe Mounting | Surface Mount |
| Terminal Form | Gull Wing |
| Terminal Finish | Matte Tin (Sn) |
| Peak Reflow Temperature | 260C (JEDEC J-STD-020) |
| Status RoHS | Compliant (e3 finish) |
| Screening Level | Commercial |
| Jumlah Pin | 28 |
Konfigurasi Pin ADC0804S040TS/C1:1
| Pin produk 1 | VDDA — Analog supply voltage (5V) |
| Pin produk 2 | VIN — Analog input |
| Pin produk 3 | AGND — Analog ground |
| Pin produk 4 | VRT — Top reference voltage |
| Pin produk 5 | VRB — Bottom reference voltage |
| Pin produk 6 | REFOUT — Internal reference output |
| Pin produk 7 | REFIN — Reference input |
| Pin produk 8 | CLK — Conversion clock input |
| Pin produk 9 | DGND — Digital ground |
| Pin produk 10 | VDDD — Digital supply voltage (5V) |
| Pin produk 11 | OE — Output enable (active low) |
| Pin produk 12 | D0 — Data output bit 0 (LSB) |
| Pin produk 13 | D1 — Data output bit 1 |
| Pin produk 14 | D2 — Data output bit 2 |
| Pin produk 15 | D3 — Data output bit 3 |
| Pin produk 16 | D4 — Data output bit 4 |
| Pin produk 17 | D5 — Data output bit 5 |
| Pin produk 18 | D6 — Data output bit 6 |
| Pin produk 19 | D7 — Data output bit 7 (MSB) |
| Pin produk 20 | NC — Not connected |
| Pin produk 21 | NC — Not connected |
| Pin produk 22 | NC — Not connected |
| Pin produk 23 | NC — Not connected |
| Pin produk 24 | NC — Not connected |
| Pin produk 25 | NC — Not connected |
| Pin produk 26 | NC — Not connected |
| Pin produk 27 | NC — Not connected |
| Pin produk 28 | NC — Not connected |
Aplikasi Umum
ADC0804S040TS/C1:1 cocok untuk 7 aplikasis: Professional Video Digitization, IF Signal Undersampling (SDR Front-End), Digital Oscilloscope Acquisition Channel, CCD Image Sensor Read-Out, Medical Imaging Front-End (Ultrasound/Endoscope), Set-Top Box / Video Capture Card, High-Speed Data Acquisition Card (PCI/USB).
Professional Video Digitization
The ADC0804S040TS/C1:1's 40 MSPS sampling rate and 8-bit resolution are well-matched to standard-definition digital video (CCIR-601/SMPTE 259M) where the 27 MHz pixel clock plus headroom for color subcarrier sampling demand 35-40 MSPS. The parallel 8-bit TTL output simplifies interfacing to an FPGA-based video pipeline (such as a Xilinx XC6SLX16 or Altera Cyclone), avoiding serializer overhead at these data rates. In an SDI capture card or broadcast monitor, the ADC drives the digital video processor with adequate ENOB for luminance/chroma separation while keeping the BOM low. The 5V single supply and SSOP-28 footprint ease integration into compact video modules.
Direkomendasikan
IF Signal Undersampling (SDR Front-End)
At 40 MSPS with 8-bit resolution, the ADC0804S040TS/C1:1 can undersample intermediate-frequency (IF) signals up to ~20 MHz, applying the Nyquist criterion to band-pass signals rather than baseband. This is ideal for software-defined radio receivers where the 21.4 MHz IF is digitized directly without a final analog mixer. The TTL-compatible clock input accepts a low-level sine wave from a TCXO or PLL synthesizer, and the 8-bit parallel output feeds an FPGA FFT processor for demodulation. ADC0806030/040/050 family parts have been deployed in commercial SDR and spectrum-analyzer front-ends because of this bandwidth/cost trade-off.
Direkomendasikan
Digital Oscilloscope Acquisition Channel
Digital storage oscilloscopes (DSOs) in the 50-100 MHz bandwidth class use 8-bit ADCs at 100-500 MSPS, but for entry-level 20-40 MHz bandwidth scopes the ADC0804S040TS/C1:1 provides sufficient real-time sampling. At 40 MSPS, single-shot bandwidth is limited to ~6 MHz by Nyquist, but equivalent-time sampling modes extend the effective bandwidth significantly. The parallel 8-bit output interfaces directly to an FPGA acquisition memory buffer; the 5V single supply and commercial 0C-70C temperature range fit typical bench-instrument thermal budgets. Lower-cost scope manufacturers have used this 40 MSPS ADC for educational and hobbyist oscilloscope platforms.
Direkomendasikan
CCD Image Sensor Read-Out
Scientific and industrial CCD line-scan cameras generate pixel rates from 10-50 MHz depending on resolution and line time. A 40 MSPS 8-bit ADC like the ADC0804S040TS/C1:1 digitizes each CCD output pixel with 256 grayscale levels, providing sufficient dynamic range for monochrome machine-vision inspection of documents, web materials, and printed-circuit boards. The TTL/CMOS-compatible parallel output interfaces to a microcontroller or FPGA that performs dark-current subtraction, gain correction, and data packing. The SSOP-28 footprint is compact enough for line-scan camera heads where board space is at a premium.
Direkomendasikan
Medical Imaging Front-End (Ultrasound/Endoscope)
Diagnostic ultrasound receivers and digital endoscope signal chains digitize pre-processed analog video at rates up to 40 MSPS. The ADC0804S040TS/C1:1 fits within this 8-bit 30-50 MSPS window for video-grade processing, where the analog front-end (TGC amplifier and demodulator) provides the dynamic range. The single 5V supply simplifies isolated medical power designs, and the commercial 0C-70C temperature range matches the controlled thermal environment of cart-based equipment. The 28-SSOP footprint fits compact probe-electronics PCBs.
Direkomendasikan
Set-Top Box / Video Capture Card
Set-top boxes, DVR capture cards, and HDMI-to-USB capture dongles that accept composite or component analog video use 8-bit ADCs at 27-40 MSPS to digitize NTSC/PAL/SECAM baseband video. The ADC0804S040TS/C1:1 handles the full CCIR-601 pixel rate with margin, and its parallel output drives an MPEG/H.264 encoder chip or an FPGA video pipeline. Consumer volumes benefit from the SSOP-28 footprint that reflows easily on standard SMT lines. Combined with a video op-amp (e.g. AD8001) for input clamping and anti-alias filtering, this ADC is a classic consumer-video front-end building block.
Direkomendasikan
High-Speed Data Acquisition Card (PCI/USB)
Multi-channel data-acquisition (DAQ) cards for PC instrumentation often combine several 8-bit ADCs at 30-50 MSPS to reach aggregate sampling rates of 100-200 MSPS across parallel channels. The ADC0804S040TS/C1:1 serves as a single channel in such cards, with each ADC phase-shifted by 1/N of the sample interval. The parallel output supports DMA transfer into a Xilinx Kintex Ultrascale FPGA that buffers and forwards to the host bus (PCIe or USB 3.0). This time-interleaving pattern is documented in NXP application notes for the ADC0806030/040/050 family.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk ADC0804S040TS/C1:1 — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | ADC0803S030TS/C1:1 | ADC0805S050TS/C1:1 | ADC0801S040TS/C1:1 | ADC0804S040TS/C1 | ADC0804S030TS/C1:1 |
|---|---|---|---|---|---|---|
| Package | 28-SSOP (SOT341-1) | 28-SSOP (SOT341-1) - same | 28-SSOP (SOT341-1) - same | 28-SSOP (SOT341-1) - same | 28-SSOP (SOT341-1) - same | 28-SSOP (SOT341-1) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Resolution | 8 bit | 8 bit | 8 bit | 8 bit | 8 bit | 8 bit |
| Sampling Rate | 40 MSPS | 30 MSPS | 50 MSPS | 40 MSPS | 40 MSPS | 30 MSPS |
| Number of Channels | 1 | 1 | 1 | 1 | 1 | 1 |
| Output Interface | Parallel TTL/CMOS | Parallel TTL/CMOS | Parallel TTL/CMOS | Parallel TTL/CMOS | Parallel TTL/CMOS | Parallel TTL/CMOS |
| Supply Voltage | 5 V single | 5 V single | 5 V single | 5 V single | 5 V single | 5 V single |
| Operating Temperature | 0C to +70C | 0C to +70C | 0C to +70C | 0C to +70C | 0C to +70C | 0C to +70C |
| Output Bit Code | Offset Binary | Offset Binary | Offset Binary | Offset Binary | Offset Binary | Offset Binary |
Diferensiator Kunci
- 40 MSPS sweet-spot speed for SDTV/IF undersampling (vsADC0803S030TS/C1:1)
- Mature, multi-source 8-bit video ADC family (vsNewer 12-/14-bit ADC families)
- Direct compatibility with NXP/Renesas legacy designs (vsThird-party 8-bit ADCs)
Catatan Desain
Separate analog (AGND) and digital (DGND) ground planes connected only at a single point near the ADC ground pins. Place the input anti-alias filter, drive op-amp, and bypass capacitors (100 nF + 10 uF) within 5 mm of the analog pins. Route the 8 parallel output traces with matched lengths (within 50 mil) to the FPGA or capture buffer to minimize skew at 40 MSPS. Estimated: at 40 MSPS, 1 ns of mismatch corresponds to one LSB at the output, so trace-to-trace length matching is critical.
Drive the analog input with a wide-bandwidth op-amp such as the ADA4862-3 or LMH6702 capable of settling to 8 bits within the 25 ns sample period. Add a 50 ohm source-terminated anti-alias filter at the input. Use a low-jitter clock source (under 5 ps RMS jitter); at 40 MSPS the SNR degrades roughly 1 dB per 4 ps of clock jitter per the manufacturer datasheet.
Decouple VDDA and VDDD separately with 100 nF ceramic capacitors as close to each supply pin as possible, plus a shared 10 uF tantalum or ceramic bulk capacitor. The 5V analog and digital rails should be generated from a low-noise LDO (e.g. TPS7A4701) rather than directly from a switching converter, to avoid coupling switching noise into the analog input. Estimated: total supply current is typically 30-50 mA at 40 MSPS per the ADC0806030/040/050 family datasheet.
Do not exceed the absolute maximum analog input range (typically VRT to VRB). Ensure the reference voltage pins (VRT, VRB) are properly bypassed with 100 nF + 10 uF caps. The clock input is sensitive to over-voltage; clamp with a series resistor if driving from a 3.3V logic source while the ADC runs on 5V. Avoid leaving the OE pin floating - tie it to DGND through a 10 kohm resistor if not driven actively.
Informasi Konformitas
RoHS compliant per partstack / alldatasheet JEDEC JESD-609 e3 matte-tin finish. Commercial screening level (0C-70C). Not AEC-Q100 qualified - this part targets industrial/professional video, not automotive. REACH compliance assumed for NXP parts but not explicitly confirmed in the verified data.
