Analog Devices Inc. LTM9007IY-14#PBF

Overview

LTM9007IY-14#PBF from Analog Devices (formerly Linear Technology) is a 14-bit, 40 Msps octal simultaneous-sampling ADC with integrated serial LVDS outputs, 800 MHz full-power bandwidth sample-and-hold, and internal bypass capacitance. It delivers 73 dB SNR and 90 dB SFDR at 70 MHz input, operates from a single 1.8 V supply, and supports 1- or 2-lane LVDS serialization for high-density multichannel data acquisition in software-defined radios.

For engineers reviewing the LTM9007IY-14#PBF datasheet, LTM9007IY-14#PBF pinout, LTM9007IY-14#PBF application, or LTM9007IY-14#PBF equivalent, this page provides verified specifications, thermal-grade packaging (–40°C to +85°C), real-world dynamic performance data, SPI configuration interface details, and validated alternative options for high-channel-count RF digitization systems.

Technical Context

The LTM9007IY-14#PBF implements eight independent 14-bit SAR-based ADC cores with synchronized sampling clocks and shared analog front-end biasing via four dedicated VCM outputs (VCM14, VCM23, VCM58, VCM67). Each channel features differential analog inputs with 1–2 V_P-P selectable range and 800 MHz full-power bandwidth.

Digital output uses embedded LVDS serializers with programmable lane count (1 or 2 bits per channel) and current mode (1.75 mA or 3.5 mA), reducing I/O count by >75% versus parallel interfaces. An internal clock duty cycle stabilizer enables full-speed operation across wide ENC+/- duty cycles without external conditioning.

Key Specifications

Pinout & Package

140-pin (11.25 mm × 9.00 mm × 2.72 mm) BGA package with exposed thermal pad; rated for –40°C to +85°C industrial temperature range. Flow-through pinout minimizes signal crosstalk and supports compact, symmetric routing of eight differential analog input pairs.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar octal, 14-bit, serial-output ADC applications.

Compared with AD9257BCPZ-40, LTM9007IY-14#PBF offers simpler power architecture (single 1.8 V), lower latency, and integrated biasing - reducing BOM count by 11 components. Against LTM9006IY-14#PBF, it delivers 60% higher throughput with only 28% higher power, making it optimal for 4G/5G IF sampling where 40 Msps is the minimum viable rate.

Availability

LTM9007IY-14#PBF is available at Aetrix Electronics and suitable for cellular infrastructure, software-defined radio development, and portable medical imaging requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for LTM9007IY-14#PBF includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices acquired Linear Technology in 2017 and maintains full product support, including datasheets, SPICE models, and application notes for all µModule and signal chain products.

The LTM9007IY-14#PBF belongs to the LTM900x µModule ADC family - designed to integrate precision analog front ends, ADC cores, and digital interfaces into compact BGA packages for space-constrained, high-performance RF and instrumentation systems.

FAQ

What is the operating temperature range of the LTM9007IY-14#PBF?

The LTM9007IY-14#PBF is rated for –40°C to +85°C ambient operation, validated across all electrical specifications including SNR, SFDR, INL, and DNL. This industrial temperature grade makes it suitable for base station outdoor units, vehicle-mounted SDRs, and portable ultrasound systems without derating.

Does the LTM9007IY-14#PBF require external decoupling capacitors?

No - the LTM9007IY-14#PBF integrates 0.1 µF ceramic bypass capacitors on all power and bias pins (VDD, OVDD, VCM14, VCM23, VCM58, VCM67). This eliminates the need for 12+ external capacitors, reduces PCB area, and improves high-frequency PSRR without layout-dependent tuning.

How does the LTM9007IY-14#PBF handle clock jitter sensitivity?

The LTM9007IY-14#PBF achieves 0.15 ps RMS aperture jitter, enabling 73 dB SNR at 70 MHz input. Its internal clock duty cycle stabilizer tolerates ENC+/- duty cycles from 30% to 70%, and the sample-and-hold acquisition delay is fixed at 0 ns - minimizing timing uncertainty in multichannel coherent systems.

Can the LTM9007IY-14#PBF interface directly with Xilinx Zynq Ultrascale+ FPGA banks?

Yes - the LTM9007IY-14#PBF's LVDS outputs comply with ANSI TIA/EIA-644-A and support 1.75 mA or 3.5 mA drive strength with 100 Ω on-chip termination. Its 1- or 2-lane serialization matches Zynq Ultrascale+ HP bank LVDS receivers, and FR/DCO timing aligns with Xilinx's IDELAYE3 setup requirements.

What is the pipeline latency of the LTM9007IY-14#PBF, and why does it matter?

The LTM9007IY-14#PBF has a fixed 6-cycle pipeline latency from ENC edge to valid LVDS data. This deterministic delay enables precise time-of-flight calculations in ultrasound beamformers and simplifies FPGA logic for real-time digital downconversion - unlike variable-latency sigma-delta or pipelined ADCs.