ADS5102IPFBRG4 - 10-Bit 65MSPS 1.8V ADC w/Power-Down | Texas Instruments
料号： ADS5102IPFBRG4 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.5 | $6.50 |
| 10 | $5.85 | $58.50 |
| 100 | $5.2 | $520.00 |
| 500 | $4.65 | $2,325.00 |
| 1,000 | $4.1 | $4,100.00 |
ADS5102IPFBRG4 概述
A pipelined ADC is a high-speed converter architecture that processes the analog input through a cascade of low-resolution flash stages, each handling a successive bit of the conversion while the remainder of the pipeline samples the next input. Pipelined ADCs deliver sample rates from a few MSPS to over 100 MSPS with moderate resolution (8-14 bits) and excellent dynamic performance. They sit within the broader data-converter hierarchy as: ADC -> high-speed ADC -> pipelined ADC -> data converter IC -> signal chain semiconductor.
Key features of the ADS5102IPFBRG4 include 65 MSPS maximum sample rate, 1.8 V single-supply operation, internal or external reference selection, a flexible CMOS digital output interface, and a power-down pin that reduces quiescent current during idle periods. Per TI datasheet SLAS213, the ADS5102 family (ADS5102 at 65 MSPS; ADS5103 at 40 MSPS) shares the same 48-TQFP footprint, simplifying migration between speed grades. Differential input architecture provides common-mode noise rejection suited to single-ended-to-differential front-end drivers.
Typical applications include portable imaging systems, digital oscilloscope front-ends, IF-sampling communications receivers, video digitizers, and ultrasound beam-forming channels where 10-bit resolution at high sample rates is acceptable. The 48-TQFP (7x7) package supports standard reflow profiles and 1 mm-pitch PCB layouts. When designing with this device, pay attention to the input common-mode voltage and reference decoupling - the internal reference requires a 10 uF bypass capacitor on REFT/REFB pins to meet the specified linearity. The power-down pin must be driven logic-low for normal operation.
直接替换替代料： ADS5102IPFBRG4 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： ADS5102IPFBRG4 （相同外形与封装尺寸） ——差异在于 Package, Digital Supply Voltage, Reference, Input Type, Output Interface.
快速对比工具——选择替代料号进行并排对比：
ADS5102IPFBR
✅ 直接替换✓ 有现货
$5.05 / 个
查看数据手册 →ADS5102IPFBR
✅ 直接替换✓ 有现货
$5.05 / 个
查看数据手册 →ADS5103IPFBRG4
✅ 直接替换✓ 有现货
$4.4 / 个
查看数据手册 →ADS5103CPFBG4
✅ 直接替换📋 参考替代料（不在目录中）
ADS5102IPFBG4
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$5.75 / 个
查看数据手册 →ADS5102IPFBRG4 最大额定值与电气特性
| 分辨率 | 10 bit |
| Sample Rate | 65 MSPS |
| Architecture | Pipelined |
| Number of Inputs | 1 |
| Input Type | Differential |
| Analog Supply Voltage | 1.8 V |
| Digital Supply Voltage | 1.8 V (3.3 V-compatible outputs) |
| Reference | Internal / External |
| Power-Down Pin | Yes |
| Output Interface | Parallel CMOS |
| 工作温度范围 | -40 C to +85 C (industrial) |
| 封装 | 48-TQFP (7x7 mm, 1.0 mm pitch) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
ADS5102IPFBRG4 48-tqfp (7x7 mm, 1.0 mm pitch) 引脚配置指南
ADS5102IPFBRG4（48-tqfp (7x7 mm, 1.0 mm pitch) 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： ADS5102IPFBRG4.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ADS5102IPFBRG4 适用于 6 应用s: Portable Imaging Systems, Digital Oscilloscope Front-End, IF-Sampling Communications Receiver, Video Digitizer / Broadcast Equipment, Ultrasound Beam-Forming Channel, Industrial Process Control Data Acquisition.
Portable Imaging Systems
The ADS5102IPFBRG4's 65 MSPS sample rate at 10-bit resolution is well-matched to portable imaging front-ends such as handheld ultrasound and digital camera preview streams. Operating from a single 1.8 V rail with 3.3 V CMOS-compatible outputs, it interfaces directly to low-power FPGAs and DSPs without level shifters, reducing BOM and PCB area. The integrated power-down pin reduces quiescent current to less than 1 mW during idle frames, extending battery life in field-deployed medical and industrial imaging tools. Per TI datasheet SLAS213, the differential input architecture rejects common-mode noise from the analog front-end, improving SNR in electrically noisy clinical environments.
推荐
Digital Oscilloscope Front-End
In entry-level digital oscilloscope and digitizer designs, the ADS5102IPFBRG4 provides 65 MSPS sampling with 10-bit vertical resolution - sufficient for sub-30 MHz bandwidth measurement tools used in education, R&D benches, and field service. The pipelined architecture delivers consistent AC performance across the analog input bandwidth, and the 48-TQFP package fits standard 4-layer PCB layouts. According to TI datasheet SLAS213, designers pair the ADS5102 with an external track-and-hold amplifier and a low-jitter clock source for the best spurious performance in repetitive signal acquisition.
推荐
IF-Sampling Communications Receiver
The ADS5102IPFBRG4's 65 MSPS rate and wide analog input bandwidth make it suitable for narrowband IF-sampling in software-defined radio and fixed-wireless receivers. Sampling a 21.4 MHz or 43 MHz IF directly into the digital domain eliminates a downconversion stage and simplifies the receiver chain. Per TI datasheet SLAS213, designers should pair the ADC with a bandpass anti-aliasing filter and a low-phase-noise clock; the 1.8 V supply simplifies integration with modern baseband ASICs. The 3.3 V CMOS digital outputs interface directly to DSP data buses.
推荐
Video Digitizer / Broadcast Equipment
The ADS5102IPFBRG4 supports composite and component video digitizer boards requiring 65 MSPS sampling for SDTV formats (ITU-R BT.601). The 10-bit resolution preserves luma/chroma fidelity while the 1.8 V supply simplifies integration with modern video processing ASICs. Per TI datasheet SLAS213, the differential input architecture provides common-mode rejection of ground noise in rack-mounted broadcast chassis. The parallel CMOS outputs feed directly into FPGA video pipelines at clock rates up to 65 MHz without external buffering.
推荐
Ultrasound Beam-Forming Channel
Medical ultrasound beam-formers use 10-12 bit ADCs at 40-65 MSPS per channel; the ADS5102IPFBRG4 fits the 65 MSPS tier with 1.8 V single-supply operation and integrated power-down for thermal management. Its differential input accepts the output of standard ultrasound LNA/AGC front-ends. Per TI datasheet SLAS213, the part's low aperture jitter preserves phase coherence across multi-element transducer arrays - critical for beam-forming accuracy. The 48-TQFP package supports dense multi-board stacked-array designs where each PCB carries many ADC channels.
推荐
Industrial Process Control Data Acquisition
In industrial data acquisition modules that sample transducer outputs at moderate rates, the ADS5102IPFBRG4's 65 MSPS throughput is typically de-rated to 10 MSPS or lower in oversampling configurations to gain effective resolution. The industrial -40 C to +85 C operating range supports factory floor deployment. Per TI datasheet SLAS213, the internal reference option eliminates external precision reference ICs, reducing BOM cost; the differential input rejects common-mode noise from long sensor cable runs in plant environments.
推荐
推荐产品汇总
工程参考数据： ADS5102IPFBRG4 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | ADS5102IPFBR | ADS5102IPFB | ADS5103IPFBRG4 | ADS5103CPFBG4 |
|---|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 48-TQFP (7x7) | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same |
| Resolution | 10 bit | 10 bit | 10 bit | 10 bit | 10 bit |
| Sample Rate | 65 MSPS | 65 MSPS | 65 MSPS | 40 MSPS | 40 MSPS |
| Supply Voltage | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 1.8 V |
| Reference | Internal/External | Internal/External | Internal/External | Internal/External | Internal/External |
| Power-Down Pin | Yes | Yes | Yes | Yes | Yes |
| Temperature Grade | Industrial (-40C to +85C) | Industrial | Industrial | Industrial | Commercial |
关键差异点
- Highest sample rate in the ADS5102/3 family （对比 ADS5103IPFBRG4)
- Industrial temperature grade option （对比 ADS5103CPFBG4)
- Single 1.8 V supply with 3.3 V CMOS outputs （对比 ADS8482IBRGZR)
设计说明
The ADS5102IPFBRG4 operates from a single 1.8 V supply for both AVDD and DVDD, but the digital outputs swing to 3.3 V CMOS levels for direct interface to standard logic. Place a 0.1 uF ceramic decoupling capacitor within 5 mm of each AVDD pin and a 10 uF bulk capacitor on the supply rail. The internal reference requires a 10 uF capacitor on REFT and REFB pins; per TI datasheet SLAS213, omitting these caps degrades INL/DNL significantly.
Use a 4-layer PCB with a dedicated ground plane beneath the 48-TQFP package to control digital-output coupling into the analog input traces. Route the differential analog inputs as a matched-length, 100 ohm differential pair on the top layer with continuous ground reference underneath. Keep the input clock trace short and isolated from analog signals to minimize aperture-jitter-induced SNR degradation.
Estimated: power consumption at 65 MSPS is approximately 60 mW based on the 1.8 V supply and typical analog/digital current. Do not operate the digital outputs above 3.3 V CMOS levels - the part's output drivers are not 5 V tolerant. Drive the power-down input actively; leaving it floating can put the device into an indeterminate state and increase quiescent current.
合规信息
RoHS and REACH compliance per TI product page (https://www.ti.com/product/ADS5102). Not AEC-Q100 qualified - not intended for automotive safety-critical applications.
