AD9070BR - 10-Bit 100 MSPS ECL ADC | Analog Devices
MPN: AD9070BR ✓ نشطAD9070BR نظرة عامة
A sampling ADC is a data-conversion IC that samples an analog voltage at a controlled instant and converts that sample into a digital code. The AD9070 belongs to the ADC and DAC product hierarchy, where it functions as a high-speed parallel-output converter. Its 100 MSPS throughput supports wideband signal acquisition while its 230 MHz analog bandwidth allows sampling signals above the converter's Nyquist frequency when used with suitable filtering.
The AD9070's primary characteristics include 10-bit resolution, 100 MSPS conversion, 600 mW typical power at 100 MSPS, a 1 V p-p analog input range, and ECL-compatible digital outputs. Its on-chip track-and-hold circuitry reduces the need for external sample-and-hold components. The manufacturer also identifies an on-chip reference and a differential clock input as standard features.
This converter combines an on-chip reference with an integrated sampling structure and ECL interface. ECL output levels are suited to high-speed digital systems that require fast data transfer, although the receiving logic, clock distribution, supply arrangement, and termination network must be designed carefully. According to the Analog Devices product page, the AD9070 operates over its full operating range with outstanding dynamic performance.
Typical applications include broadband communications test equipment, digital oscilloscope and waveform-analysis front ends, radar or electronic-surveillance signal acquisition, high-speed instrumentation, and communications receivers. The 230 MHz analog bandwidth is especially useful when the input path must preserve high-frequency content, while the 100 MSPS conversion rate determines the maximum real-time sampling bandwidth.
The main design consideration is that this is a high-speed, single-supply converter rather than a general-purpose low-voltage ADC. Layout must minimize clock and analog-input ringing, provide suitable input and reference decoupling, and route the 10-bit ECL output with controlled impedance. The exact ceramic-DIP pinout and full application circuit should be checked against the manufacturer datasheet before layout release.
This page consolidates verified manufacturer information, distributor availability, pricing, technical comparisons, and engineering guidance. It also distinguishes documented AD9070BR capabilities from unverified substitute and pinout information so that procurement and design decisions can be made without treating inferred data as confirmed specifications.
بدائل مباشرة لـ AD9070BR — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
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اطلب بدائلAD9070BR الحدود القصوى والخصائص الكهربائية
| ADC Resolution | 10 bit |
| Maximum Conversion Rate | 100 MSPS |
| Typical Power Consumption at 100 MSPS | 600 mW |
| Analog Input Bandwidth | 230 MHz |
| Analog Input Range | 1 V p-p |
| SINAD Measurement Frequency | 41 MHz |
| Track-and-Hold Circuit | On-chip |
| Digital Interface | ECL |
| Analog Input Configuration | Differential |
| Clock Input | Differential |
| Voltage Reference | On-chip |
| جهد التغذية | -5 V |
| Converter Architecture | Monolithic sampling ADC |
| Package Type | Ceramic DIP |
دليل تكوين أطراف AD9070BR ceramic dip
تكوين الأطراف لـ AD9070BR (حزمة ceramic dip). يتميز هذا المكوّن التناظري بأطراف الإدخال والإخراج وإمداد الطاقة. راجع ورقة بيانات الشركة المصنعة لتكوينات طرف إلغاء الإزاحة والتعويض والتمكين. مثالي لدوائر تكييف الإشارة والمضخمات.
لا تتوفر بيانات مفصلة لمخطط التوصيلات لـ AD9070BR.
راجع ورقة البيانات للحصول على تكوين الأطراف الكامل.
التطبيقات النموذجية
AD9070BR مناسب لـ 6 التطبيقs: Broadband Communications Test Equipment, Digital Oscilloscope Front End, Radar Signal Acquisition, High-Speed Instrumentation, Communications Receiver Front End, Digital Waveform Monitoring.
Broadband Communications Test Equipment
The AD9070BR fits broadband communications test equipment because it combines a 10-bit conversion format with a 100 MSPS sampling rate and 230 MHz analog input bandwidth. It can serve as the acquisition converter when the receiver requires parallel data to be captured rapidly for modulation analysis, error measurement, or signal-quality evaluation. The integrated track-and-hold reduces the amount of external sampling hardware needed, while the on-chip reference simplifies repeatable bench-level measurements. The practical trade-off is the ECL interface: the receiving FPGA or ASIC must accept ECL levels, and the designer must preserve clock and data timing through controlled-impedance routing.
Digital Oscilloscope Front End
The AD9070BR is appropriate for a high-speed digital oscilloscope or waveform-acquisition front end because its 230 MHz analog bandwidth captures substantially more signal bandwidth than the 50 MSPS Nyquist frequency associated with a 100 MSPS converter. The 10-bit output provides quantized digital samples for real-time capture, interpolation, triggering, and analysis. Its ECL outputs can feed parallel capture logic when they are properly terminated and clocked. Designers should still add suitable input attenuation or gain, an anti-alias filter, clock-jitter control, and decoupling, because converter bandwidth alone does not establish complete oscilloscope accuracy.
Radar Signal Acquisition
The AD9070BR can be used in radar or electronic-surveillance receivers where sampled high-frequency data must be transferred rapidly into digital processing hardware. Its 100 MSPS conversion rate supports a real-time sampling bandwidth of up to 50 MHz, while the 230 MHz analog bandwidth provides headroom for wider input signals and controlled filtering. The on-chip track-and-hold and reference are useful in compact acquisition subsystems, and the 10-bit ECL output stream can feed an FPGA or custom ASIC. System-level performance still depends on antenna and receiver conditioning, local oscillator quality, clock jitter, and suitable intermediate-frequency selection.
High-Speed Instrumentation
The AD9070BR applies to laboratory and industrial instrumentation that digitizes repetitive or transient analog waveforms at high speed. The 10-bit resolution and 100 MSPS conversion rate are useful when the instrument must preserve rapid amplitude changes, while the integrated track-and-hold and reference reduce external component count. ECL output enables direct connection to high-speed capture logic when compatible pin assignment, supply, and timing are available. For precision measurement, engineers should evaluate gain error, offset, distortion, and SINAD at the intended input frequency rather than relying only on nominal resolution and bandwidth.
Communications Receiver Front End
The AD9070BR is suitable for the receiver front end of a communications system that converts wideband analog information into 10-bit parallel digital data. Its 230 MHz analog bandwidth allows filtering of signals through multiple carrier bands, and the 100 MSPS sampling rate supports real-time capture across a 50 MHz Nyquist zone. The ECL interface can deliver the conversion result to custom digital logic without a low-voltage CMOS output stage. Deployment depends on synchronized clock distribution, controlled-impedance data routing, suitable analog gain, and careful validation of ECL loading and termination.
Digital Waveform Monitoring
The AD9070BR can support digital waveform monitoring systems that sample analog nodes for threshold detection, event characterization, or automated analysis. Its 10-bit data output provides more amplitude detail than a simple one-bit comparator, while the 100 MSPS rate allows events to be localized within a 10 ns sampling interval. The 230 MHz bandwidth accommodates high-frequency transitions that a lower-bandwidth monitor might attenuate. For sustained monitoring, the implementation should account for the 600 mW typical power at 100 MSPS, continuous ECL output activity, thermal margins, and the need for a stable -5 V supply.
بيانات مرجعية هندسية لـ AD9070BR — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج |
|---|---|
| Brand | Analog Devices |
| Package | Ceramic DIP |
| Resolution | 10 bit |
| Maximum Conversion Rate | 100 MSPS |
| Analog Input Bandwidth | 230 MHz |
| Typical Power at 100 MSPS | 600 mW |
| Analog Input Range | 1 V p-p |
| Digital Interface | ECL |
| Supply Voltage | -5 V |
| Verified Unit Price as of 2026-10-30 | 74.7486 USD |
ملاحظات التصميم
Treat the analog input, differential clock, and ECL outputs as separate high-speed routing domains. Place all required bypass capacitors at the associated power and reference pins using the shortest possible ground paths, and avoid sharing narrow return-current paths between analog and digital sections. Keep the analog input trace away from clock and output nets, use controlled impedance where required, and reproduce the manufacturer's recommended component placement before making independent layout changes.
ECL output timing depends on clean clock delivery, controlled trace impedance, correct loading, and the termination arrangement specified by the manufacturer and receiving logic. Do not treat ECL as ordinary CMOS: establish compatible voltage levels, account for clock-to-output timing, minimize skew between the 10 output bits, and avoid unnecessary stubs. Because the verified source does not provide the full timing table, use the manufacturer datasheet values rather than estimating ECL termination from generic logic guidance.
The documented typical power consumption is 600 mW at 100 MSPS. Estimated temperature rise must be calculated from the actual dissipation, package thermal resistance, PCB copper area, airflow, and ambient temperature; the required inputs were not available in the verified data, so no junction-temperature estimate is stated here. Check worst-case clock, supply, output-state, and ambient conditions against the manufacturer's absolute maximum and recommended operating limits.
Do not substitute a converter merely because it also offers 10-bit resolution and 100 MSPS conversion. The AD9070BR also has 230 MHz analog bandwidth, a -5 V supply, ECL outputs, an on-chip track-and-hold, an on-chip reference, and a ceramic-DIP footprint. Because no verified drop-in substitute was identified, any redesign or replacement requires full electrical, timing, thermal, pinout, and PCB compatibility review rather than a simple MPN change.
معلومات الامتثال
The verified sources did not provide explicit RoHS, REACH, lead-free, halogen-free, or conflict-minerals declarations. AEC-Q100 is not applicable to this product classification.
