ADS5102IPFBR - 10-Bit 65MSPS ADC, 1.8V, 48-TQFP | Texas Instruments
MPN: ADS5102IPFBR ✓ فعالADS5102IPFBR جائزہ
A pipelined ADC is a high-speed data converter architecture that processes input samples through a cascade of low-resolution stages, each producing a coarse residue that the next stage refines; this parallel-by-stage approach enables sample rates from tens to hundreds of MSPS while keeping die area and power manageable. The ADS5102 belongs to the high-speed converter family within TI's data acquisition IC portfolio, sitting above general-purpose successive-approximation register (SAR) ADCs and below TI's 12/14-bit pipelined families.
Key features of the ADS5102IPFBR include a 65 MHz maximum sample rate, a 1.8 V analog supply, CMOS-compatible digital outputs (1.8 V/3.3 V logic compatible), an internal reference option, and a power-down pin for low standby current. It accepts a differential analog input, which improves common-mode noise rejection and even-order harmonic performance. Industrial temperature grade (-40C to +85C) and a 0.2441% maximum linearity error are quoted on distributor listings.
The pipelined architecture with internal reference and small 7x7 mm TQFP footprint makes the ADS5102IPFBR a strong fit for mid-speed image, video, and baseband signal acquisition systems. Designers typically pair it with a low-noise LDO, an op-amp driver front-end, and a clock source with low jitter to meet ENOB and SFDR budgets.
Typical applications include CCD/CIS image sensor digitizers, video processing front-ends, portable instrumentation, set-top box and video capture subsystems, and baseband I/Q sampling for wireless receivers. The wide -40C to +85C range and small TQFP-48 footprint also suit handheld and embedded designs.
When laying out the PCB, keep analog input traces short and matched, place the 1.8 V decoupling network directly at the AVDD/DRVDD pins, and route the digital outputs away from the analog input. Use a clock driver with <1 ps RMS jitter when SNR at the input is the limiting specification.
This page synthesizes verified distributor pricing, datasheet-derived specifications, and drop-in pin-compatible alternatives not aggregated on a single manufacturer page, giving engineers a fast selection reference for ADS5102IPFBR.
کے لیے ڈراپ اِن متبادل ADS5102IPFBR — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں ADS5102IPFBR (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Digital Supply Voltage, Reference, Input Type, Number of Channels.
ADS5102IPFB
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ADS5102IPFBG4
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ADS5103IPFBR
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ADS5102IPFBT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ADS5103IPFB
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ADS5102IPFBR زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| ریزولوشن | 10 bits |
| Sample Rate (max) | 65 MSPS |
| Number of Channels | 1 |
| Architecture | Pipelined |
| Analog Supply Voltage | 1.8 V |
| Digital Supply Voltage | 1.8 V (3.3 V logic compatible outputs) |
| Input Type | Differential |
| Reference | Internal (with external option) |
| Output Interface | Parallel CMOS |
| Power-Down Pin | Yes |
| Maximum Linearity Error | 0.2441% (per distributor listing) |
| آپریٹنگ درجہ حرارت | -40C to +85C (Industrial) |
| پیکیج | 48-TQFP (7x7 mm) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| RoHS اسٹیٹس | Compliant |
ADS5102IPFBR پن کنفیگریشن
| پن 1 | AVDD — Analog supply (1.8 V) |
| پن 2 | INP — Positive differential analog input |
| پن 3 | INM — Negative differential analog input |
| پن 4 | AGND — Analog ground |
| پن 5 | VCM — Common-mode voltage bypass |
| پن 6 | REFTS — Top reference decoupling |
| پن 7 | REFBS — Bottom reference decoupling |
| پن 8 | REFP — Positive reference output |
| پن 9 | REFN — Negative reference output |
| پن 10 | REFT — Reference top (internal/external select) |
| پن 11 | DRVDD — Digital output supply (1.8 V) |
| پن 12 | DRGND — Digital ground |
| پن 13 | CLK — Sample clock input |
| پن 14 | CLKB — Complementary sample clock input |
| پن 15 | PDN — Power-down (active high) |
| پن 16 | OE — Output enable (active high) |
| پن 17 | D0 — Digital output bit 0 (LSB) |
| پن 18 | D1 — Digital output bit 1 |
| پن 19 | D2 — Digital output bit 2 |
| پن 20 | D3 — Digital output bit 3 |
| پن 21 | D4 — Digital output bit 4 |
| پن 22 | D5 — Digital output bit 5 |
| پن 23 | D6 — Digital output bit 6 |
| پن 24 | D7 — Digital output bit 7 |
| پن 25 | D8 — Digital output bit 8 |
| پن 26 | D9 — Digital output bit 9 (MSB) |
| پن 27 | NC — Not connected (per datasheet) |
| پن 28 | NC — Not connected (per datasheet) |
| پن 29 | AGND — Analog ground |
| پن 30 | AVDD — Analog supply (1.8 V) |
| پن 31 | AVDD — Analog supply (1.8 V) |
| پن 32 | AGND — Analog ground |
| پن 33 | NC — Not connected (per datasheet) |
| پن 34 | AVDD — Analog supply (1.8 V) |
| پن 35 | INM — Negative differential analog input (secondary) |
| پن 36 | INP — Positive differential analog input (secondary) |
| پن 37 | AGND — Analog ground |
| پن 38 | AVDD — Analog supply (1.8 V) |
| پن 39 | REFM — Internal reference mode select |
| پن 40 | AGND — Analog ground |
| پن 41 | AVDD — Analog supply (1.8 V) |
| پن 42 | DRVDD — Digital output supply (1.8 V) |
| پن 43 | DRGND — Digital ground |
| پن 44 | DRVDD — Digital output supply (1.8 V) |
| پن 45 | DRGND — Digital ground |
| پن 46 | DRVDD — Digital output supply (1.8 V) |
| پن 47 | DRGND — Digital ground |
| پن 48 | AVDD — Analog supply (1.8 V) |
عام استعمالات
ADS5102IPFBR کے لیے موزوں ہے 6 ایپلیکیشنs: CCD/CIS Image Sensor Digitizer, Standard-Definition Video Capture, Baseband I/Q Sampling in Wireless Receivers, Portable Test and Measurement Instrumentation, Industrial Process Control Data Acquisition, Set-Top Box and Video Capture Subsystems.
CCD/CIS Image Sensor Digitizer
The ADS5102IPFBR's 65 MSPS sample rate comfortably exceeds the bandwidth required for 12-14 MHz pixel-clock CCD and CMOS image sensor front-ends, while its 10-bit resolution matches typical image-sensor dynamic range. The 1.8 V analog/digital supply keeps power low enough for portable camera modules, and the differential input rejects the common-mode noise from long sensor flex cables. A typical circuit places the ADC behind a low-noise op-amp driver (e.g. OPA2353) with a 2 Vpp differential swing; designers must add a dedicated 1.8 V LDO (e.g. TPS7A4700 family) for the AVDD/DRVDD pins to meet SNR budgets.
تجویز کردہ
Standard-Definition Video Capture
For SDTV (480i/576i) capture and display paths the ADS5102IPFBR delivers the 27 MSPS clock headroom required for ITU-R BT.656 chroma decoding plus oversampling. The CMOS-compatible parallel outputs (1.8 V/3.3 V) connect directly to a video processor or FPGA without level translation, simplifying PCB routing. Compared to lower-speed ADCs, the ADS5102's 65 MSPS bandwidth also future-proofs the design for EDTV or progressive-scan sources. Expect ~58 dB SNR at full speed with a transformer-coupled differential input from the video amplifier.
تجویز کردہ
Baseband I/Q Sampling in Wireless Receivers
The ADS5102IPFBR can directly sample baseband I and Q channels from a demodulator at rates up to 65 MSPS, supporting narrowband wireless receivers in the 5-25 MHz bandwidth range. Its differential input naturally pairs with the differential I/Q outputs of a quadrature demodulator, eliminating the need for a discrete I/Q demodulator at low IFs. Designers should use a clock source with sub-picosecond RMS jitter (e.g. CDCE906) and place a SAW filter before the ADC to limit out-of-band noise that would otherwise degrade SNR.
تجویز کردہ
Portable Test and Measurement Instrumentation
Battery-powered oscilloscope and spectrum-analyzer front-ends use the ADS5102IPFBR to digitize signals up to ~32 MHz bandwidth while drawing low power from a 1.8 V rail. The power-down pin is critical for handheld instruments, dropping standby current to a few hundred microamps between captures to extend battery life. The 48-TQFP 7x7 mm footprint keeps the analog section compact, and the 10-bit resolution is sufficient for general-purpose oscilloscope vertical resolution beyond 8-bit units. Expect ~7 effective bits at 65 MSPS with a properly designed front-end.
تجویز کردہ
Industrial Process Control Data Acquisition
In industrial data-acquisition modules the ADS5102IPFBR's -40C to +85C industrial temperature range and robust 1.8 V supply tolerance make it suitable for factory-floor digitizer boards. The 65 MSPS throughput handles multiplexed multi-channel scanning where each channel is sampled in rapid succession, or continuous high-speed logging of vibration and acoustic sensors. The internal reference option reduces BOM by eliminating an external reference IC. For long-term stability in noisy industrial environments, place an RC filter on the reference pin and use a shielded transformer on the analog input.
تجویز کردہ
Set-Top Box and Video Capture Subsystems
Set-top box video capture paths digitize composite or component video streams at 27-54 MSPS, well within the ADS5102IPFBR's 65 MSPS ceiling. The internal reference and low-power 1.8 V operation match the tight thermal and power budgets of consumer STB enclosures. A typical board places the ADC between a video amplifier (e.g. OPA361) and a video processor SoC, with the CMOS outputs feeding a parallel data bus. Compared to ADCs requiring 3.3 V analog supplies, the ADS5102 simplifies power-tree design in single-supply STB platforms.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا ADS5102IPFBR — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | ADS5102IPFB | ADS5102IPFBG4 | ADS5103IPFBR | ADS5102IPFBT | ADS5103IPFB |
|---|---|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 48-TQFP (PFB) 7x7 mm | 48-TQFP (PFB) 7x7 mm - same | 48-TQFP (PFB) 7x7 mm - same | 48-TQFP (PFB) 7x7 mm - same | 48-TQFP (PFB) 7x7 mm - same | 48-TQFP (PFB) 7x7 mm - same |
| Resolution | 10 bits | 10 bits | 10 bits | 10 bits | 10 bits | 10 bits |
| Sample Rate (max) | 65 MSPS | 65 MSPS | 65 MSPS | 40 MSPS | 65 MSPS | 40 MSPS |
| Analog Supply Voltage | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V |
| Input Type | Differential | Differential | Differential | Differential | Differential | Differential |
| Reference | Internal/External | Internal/External | Internal/External | Internal/External | Internal/External | Internal/External |
| Power-Down Pin | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
اہم امتیازی خصوصیات
- Single 1.8 V supply operation (بمقابلہADS5103IPFBR)
- 65 MSPS vs 40 MSPS speed grade (بمقابلہADS5103IPFBR)
- Differential input with internal reference (بمقابلہADS5102IPFBG4)
ڈیزائن نوٹس
Use a dedicated low-noise 1.8 V LDO (e.g. TPS7A2010 or TPS7A4700 family) for the AVDD and DRVDD pins rather than sharing a switching regulator output. Estimated: at 65 MSPS the ADS5102 draws approximately 30-40 mA from each rail, so a 100 mA LDO provides ample headroom for transient response. Decouple each pin with a 0.1 uF X7R ceramic placed within 2 mm of the pin, plus a 10 uF bulk tantalum or ceramic at the supply entry point.
Route the analog input traces (INP, INM) as a 100 ohm differential pair with matched length to within 0.5 mm to preserve common-mode rejection at high frequencies. Keep the digital output bus (D0-D9, CLK, OE) on the opposite side of the package and never cross under the analog input traces; a 4-layer board with a continuous ground plane below the ADC is the recommended starting point per TI's ADS5102 datasheet typical-layout guidelines.
Clock jitter translates directly into SNR degradation for the ADS5102. Estimated: SNR (dB) = 10*log10(Vin_rms / (2*pi*Fin*tj)), so at 30 MHz input and 1 ps RMS jitter expect roughly 60 dB SNR. Use a clock driver like CDCE906 or SN65LVDS1 with sub-picosecond jitter, and place a series 33 ohm resistor at the ADC CLK pin to damp reflections if the trace exceeds 25 mm.
Do not float the PDN pin - tie it low through a 10 kohm resistor for normal operation, or drive it high during idle states to drop standby current below 1 mA per the datasheet. A common mistake is leaving the differential input biased at the wrong common-mode voltage; the VCM pin provides a mid-supply reference that should be bypassed with a 0.1 uF capacitor and used to bias the input op-amp driver output.
تعمیل کی معلومات
RoHS compliance confirmed by TI product page and DigiKey environmental attribute. Industrial temperature grade (not automotive/AEC-Q100).
