ADS807E - 12-Bit 53-MSPS Pipelined ADC | Texas Instruments
MPN: ADS807E ✓ Hoạt độngADS807E Tóm tắt
An ADC converts continuous analog voltage into a corresponding digital code for digital processing. The ADS807E belongs to the pipelined ADC hierarchy, using multiple internal stages to achieve a high sampling rate while supporting high-speed communications, imaging, instrumentation, and test systems. Its 12-bit resolution gives 4096 possible output-code levels, while 53 MSPS supports high-rate conversion requirements.
Key verified characteristics include a maximum sampling rate of 53 MSPS, 12-bit resolution, 2 Vp-p to 3 Vp-p flexible input range, internal or external reference support, low differential nonlinearity of 0.5 LSB, and low power consumption of 335 mW. The converter also provides an out-of-range indicator, according to the verified component description.
The architecture is designed for high-speed signal acquisition. The differential track-and-hold provides useful rejection of common-mode noise and helps suppress even-order harmonics. The pipelined ADC structure is appropriate when analog bandwidth, sampling rate, digital output timing, and signal integrity must be considered together rather than as independent specifications.
Typical applications include communications receivers, digital oscilloscopes, frequency-domain analysis, radar and signal-processing front ends, video digitization, and industrial measurement systems. Differential input operation is useful when the source must be driven with balanced impedance and when common-mode rejection is important.
PCB layout is critical because high-speed analog, clock, reference, and digital output paths must be controlled. Place input, reference, and decoupling networks close to the device, provide a clean return path, and follow the manufacturer pinout and layout guidance. Confirm package pin numbering and signal mapping against the official datasheet before layout release.
Bộ thay thế dễ dàng lắp đặt cho ADS807E — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
ADS807EG4
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADS807E/1K
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADS800E
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →ADS807E/1KG4
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADS807E
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →ADS807E Tỷ lệ tối đa & tính chất điện
| Độ phân giải | 12 bits |
| Tỷ lệ lấy mẫu | 53 MSPS |
| Converter Architecture | Pipelined ADC |
| Number of Inputs | 1 |
| Input Mode | Single-ended or differential |
| Input Range | 2 Vp-p to 3 Vp-p |
| Reference | Internal or external reference |
| Differential Nonlinearity | 0.5 LSB |
| Power Consumption | 335 mW |
| Spurious-Free Dynamic Range | Specified at 10 MHz input frequency |
| Out-of-Range Indicator | Yes |
| Hộp | 28-pin SSOP |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C |
| Signal Type | Single-ended and differential input |
| Track-and-Hold | High-bandwidth differential track-and-hold |
Hướng dẫn cấu hình chân ADS807E 28-pin ssop
Cấu hình chân cho ADS807E (28-pin ssop gói). Thành phần số hiệu này có chân đầu vào, đầu ra và nguồn cung cấp. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết cấu hình chân bù, bù trừ và chân kích hoạt. Hoàn hảo cho điều kiện tín hiệu và mạch khuếch đại.
Không có dữ liệu chân cụ thể sẵn có cho ADS807E.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
ADS807E phù hợp cho 6 Áp dụngs: Communications Receiver Front End, Digital Oscilloscope and Measurement, Video and Imaging Digitization, Radar and Signal Processing, Industrial Data Acquisition, Frequency-Domain Analysis.
Communications Receiver Front End
The ADS807E fits communications receiver front ends that require rapid conversion of intermediate-frequency or other bounded analog signals. Its 53 MSPS sampling rate supports high-rate digital processing, while 12-bit resolution provides 4096 possible output-code levels. The flexible 2 Vp-p to 3 Vp-p input range allows the analog front end to establish a suitable signal span when designed with the permitted input network. Differential operation can reduce sensitivity to common-mode noise if the source, routing, and termination impedances are balanced. The main design tradeoff is that the ADC must be paired with a low-noise amplifier, suitable reference, controlled clocking, and careful PCB layout.
Được đề xuất
Digital Oscilloscope and Measurement
The ADS807E can be used in high-speed digital oscilloscope, waveform-capture, and test-instrument front ends where analog bandwidth and sampling rate determine the useful measurement bandwidth. A 53 MSPS converter can represent rapidly changing waveforms for subsequent digital storage and analysis, while the 12-bit code width supports quantized amplitude measurement. The flexible input range helps align the ADC input with the instrument amplifier and attenuator network. Designers should account for analog bandwidth, sampling-clock jitter, input settling, memory interface timing, and thermal conditions. The ADC should not be treated as a complete oscilloscope front end without suitable amplification, attenuation, triggering, and clock circuitry.
Được đề xuất
Video and Imaging Digitization
The ADS807E is applicable to video or imaging digitization when a system needs 12-bit amplitude data at up to 53 MSPS. The single-input pipelined ADC can feed a digital signal chain for image capture, optical measurement, or industrial vision, provided the analog video bandwidth and sampling requirements are matched correctly. Differential track-and-hold characteristics can help with common-mode noise immunity, but signal integrity still depends on the source impedance, termination, reference network, and board routing. Use controlled impedance routing for clock and data lines and keep the analog input path compact. The converter's 0.5 LSB DNL specification is relevant when code-width uniformity affects acquisition performance.
Được đề xuất
Radar and Signal Processing
The ADS807E can support radar, industrial signal-processing, and instrumentation front ends that digitize bounded analog waveforms at a high sample rate. Its differential track-and-hold and 12-bit conversion resolution help preserve useful dynamic information when the input is conditioned into the supported 2 Vp-p to 3 Vp-p range. For radar or other wideband systems, the analog anti-alias filter and input driver are as important as the ADC itself; clock jitter, amplifier bandwidth, reference noise, and layout return paths can limit system performance. A controlled clock distribution network and short analog routes are recommended. Verify the complete input, reference, supply, and output specifications in the TI datasheet before using the converter in a safety- or mission-critical design.
Được đề xuất
Industrial Data Acquisition
The ADS807E is suitable for industrial data-acquisition systems that convert rapidly changing sensor or process signals into digital data for analysis. A 12-bit, 53-MSPS ADC can provide a useful balance between resolution and throughput for machinery, vibration, power, and laboratory measurement systems. The flexible input range helps integrate with programmable gain and attenuation stages, while internal or external reference selection supports different system architectures. Differential input routing is advantageous when transducer outputs are balanced or when rejecting common-mode noise is important. Because industrial systems may have long cables and ground-potential differences, input protection, isolation, filtering, and grounding must be designed alongside the ADC rather than added only after layout.
Được đề xuất
Frequency-Domain Analysis
The ADS807E can serve as the ADC in a frequency-domain analyzer, spectrum analyzer, or digital receiver when the required sampling rate and analog bandwidth are within the device's capability. The 53 MSPS conversion rate supports digital sampling of higher-frequency content, and 12-bit resolution affects quantization noise and dynamic-range planning. Differential input operation can improve rejection of common-mode disturbances, but the front end still needs low-noise gain, appropriate anti-alias filtering, a low-jitter clock, and a clean reference. Spurious-free dynamic range is specifically called out at a 10 MHz input frequency in the verified description, making that condition important to evaluate. Use the manufacturer data for exact frequency-dependent performance and interface timing.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho ADS807E — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | ADS807EG4 | ADS807E/1K | ADS800E | ADS807E/1KG4 | ADS807E |
|---|---|---|---|---|---|---|
| Package | 28-SSOP | 28-SSOP | 28-SSOP | 28-SSOP | 28-SSOP | 28-SSOP |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Resolution | 12 bits | 12 bits | 12 bits | 12 bits | 12 bits | 12 bits |
| Sampling Rate | 53 MSPS | 53 MSPS | 53 MSPS | 53 MSPS | 53 MSPS | 53 MSPS |
Bảo phân biệt quan trọng
- High-speed pipelined conversion (vsADS800E)
- Flexible input configuration (vsADS807EG4)
- Differential track-and-hold implementation (vsADS807E/1K)
Ghi chú thiết kế
Treat the ADS807E input network as a high-speed analog signal path. Keep the source impedance balanced when using differential operation, place the input driver and termination close to the ADC, and route the pair with consistent geometry and a continuous return plane. The verified 2 Vp-p to 3 Vp-p input range does not by itself guarantee correct operation; the front-end amplifier, attenuation, common-mode limits, and protection network must be designed from the TI datasheet.
Separate the analog input, reference, digital output, and clock paths as much as the package and system allow. Keep decoupling capacitors close to their associated supply pins, provide a quiet reference return, and avoid routing high-current digital return paths beneath sensitive analog inputs. Clock and data lines require controlled topology and termination based on the actual output impedance and timing budget. Verify the 28-SSOP pin assignment against the manufacturer package drawing before fabrication.
The verified low-power figure is 335 mW, but actual board power depends on supply conditions, clocking, reference mode, and output activity. Identify the required supply rails and their permitted tolerances from the datasheet before selecting regulators. Estimated: power dissipation equals supply voltage multiplied by average current; multiply the calculated dissipation by the actual thermal resistance of the PCB and package to estimate junction-temperature rise. Do not use the 335 mW value as a substitute for the missing supply-current curves.
Thông tin tuân thủ
The supplied Verified Web Data does not provide RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive qualification data for ADS807E. No compliance claim is inferred.