AMD XC7S15-1CPGA196I

Overview

XC7S15-1CPGA196I from AMD (formerly Xilinx) is a Spartan-7 FPGA with 15K logic cells, 196-pin CP GA (Chip Scale Package Grid Array), -1 speed grade, and industrial temperature range (–40°C to +100°C). It integrates Block RAM, DSP slices, and I/O banks supporting LVCMOS, SSTL, and HSTL standards for embedded control and interface bridging.

For engineers reviewing the XC7S15-1CPGA196I datasheet, pinout, applications, or equivalent options, key selection factors include logic capacity, I/O voltage flexibility, industrial-grade thermal performance, and configuration via SPIx4 or JTAG.

Technical Context

The XC7S15-1CPGA196I implements a 28 nm low-power FPGA architecture with configurable logic blocks (CLBs), 6-input LUTs, and distributed RAM. It supports dual-boot configuration and includes dedicated clock management tiles with MMCM and PLL for jitter reduction and frequency synthesis.

I/O banks are grouped into four independent voltage domains, enabling mixed-signal interfacing. Configuration is supported through master SPI, slave serial, or JTAG, with bitstream encryption optional via AES-256 key storage in eFUSE.

Key Specifications

Pinout & Package

XC7S15-1CPGA196I uses a 196-ball Chip Scale Package Grid Array (CPGA) with 1.0 mm pitch, 12 × 12 array, and center power/ground ball pattern optimized for thermal dissipation and signal integrity in space-constrained industrial PCBs.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar FPGA-based control and interface bridging applications.

Compared with XC7S15-1CPGA196I, XC7S25-1CPGA196I offers scalable logic density within identical mechanical and thermal constraints, while XC7A35T-1CPG236I delivers broader interface capability at the cost of layout change and increased power delivery complexity.

Availability

XC7S15-1CPGA196I is available at Aetrix Electronics and suitable for industrial PLC modules, automotive camera bridges, smart energy meters, and railway signaling controllers requiring stable component supply across extended temperature ranges and long product lifecycles.

Supply support for XC7S15-1CPGA196I 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

AMD acquired Xilinx in 2022 and now develops adaptive computing platforms including FPGAs, MPSoCs, and ACAPs for datacenter, aerospace, and industrial markets.

The Spartan-7 family, including XC7S15-1CPGA196I, was designed for cost-sensitive, power-efficient, industrial-grade control and interface applications with deterministic timing and long-term availability.

FAQ

What is the maximum operating frequency supported by XC7S15-1CPGA196I?

The XC7S15-1CPGA196I is rated for a -1 speed grade, guaranteeing timing closure up to 450 MHz for system clocks under worst-case industrial temperature and voltage conditions. Actual achievable frequency depends on design utilization, routing congestion, and clock network usage - verified via Vivado timing analysis reports for the specific implementation of XC7S15-1CPGA196I.

Does XC7S15-1CPGA196I support partial reconfiguration?

Yes, XC7S15-1CPGA196I supports dynamic partial reconfiguration through its configuration logic and frame-based bitstream architecture. This allows runtime updates of specific logic regions without resetting the entire device, provided the design is partitioned and constrained using Vivado's PRC flow for XC7S15-1CPGA196I.

What configuration modes are available for XC7S15-1CPGA196I?

XC7S15-1CPGA196I supports master SPI (x1/x2/x4), slave serial, JTAG, and BPI modes. Mode selection is controlled by M0–M2 pins at power-up. Master SPI x4 is most common for fast production programming, while JTAG is used for debugging and boundary-scan testing of XC7S15-1CPGA196I.

Is XC7S15-1CPGA196I qualified for automotive applications?

No, XC7S15-1CPGA196I is specified for industrial temperature range (–40°C to +100°C) and is not AEC-Q100 qualified. For automotive use, AMD offers the XA Spartan-7 family (e.g., XA7S15), which undergoes additional qualification testing - XC7S15-1CPGA196I is intended for industrial, energy, and transportation infrastructure, not vehicle cabin or powertrain systems.

Can XC7S15-1CPGA196I interface directly with DDR3 memory?

No, XC7S15-1CPGA196I does not include dedicated DDR3 PHY logic or memory controller hard IP. It can connect to DDR3 SDRAM using soft IP controllers (e.g., Xilinx Memory Interface Generator) and I/O banks configured for SSTL15, but requires careful timing closure and board-level signal integrity validation for XC7S15-1CPGA196I implementations.