R7S721000VCFP#AA1 - ARM Cortex-A9 RZ/A1H 400MHz MPU | Renesas
料号： R7S721000VCFP#AA1 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $36.5 | $36.50 |
| 10 | $32.85 | $328.50 |
| 100 | $29.1 | $2,910.00 |
| 500 | $27.27 | $13,635.00 |
| 1,000 | $25.4 | $25,400.00 |
R7S721000VCFP#AA1 概述
A microprocessor (MPU) is an integrated circuit that integrates a CPU core, memory controllers, and a rich set of peripheral interfaces onto a single die. The RZ/A1H belongs to the broader taxonomy of application processors (CPU core -> application processor -> microprocessor -> embedded processing IC -> semiconductor), sitting above microcontrollers (MCUs) by combining higher CPU frequency with extensive multimedia-oriented peripherals. The on-chip 10 MB SRAM eliminates the need for external SDRAM, simplifying PCB layout and BOM for compact HMI designs.
Key features of the RZ/A1H include dual-display support up to WXGA resolution (1280x800), integrated 2D graphics accelerator, parallel camera interface for image sensor input, hardware JPEG codec, and a wide range of connectivity peripherals including USB 2.0 Host/Function, Ethernet MAC, I2C, SPI, and UART. The single-core Cortex-A9 at 400 MHz delivers approximately 1.0 DMIPS/MHz while keeping power consumption compatible with industrial temperature ranges.
The device architecture pairs the Cortex-A9 core with 32 KB instruction and 32 KB data L1 caches, plus a NEON SIMD engine and a Floating Point Unit (FPU). Its internal bus matrix (AXI/AHB/APB) routes traffic to memory and peripherals with low latency. The 10 MB on-chip SRAM is organized for frame buffer use, supporting two simultaneous displays without external DRAM.
Typical applications include industrial HMI panels, building automation touchscreens, medical patient interface displays, home appliance control panels, point-of-sale (POS) terminals, and portable information terminals. The combination of graphics, camera, and rich connectivity peripherals makes the RZ/A1H ideal for any design that needs a crisp visual interface without external memory complexity.
When designing with this MPU, ensure the PCB thermal pad and power rails deliver stable 3.3 V core/IO supply with adequate decoupling. Designers should reserve sufficient PCB area for the 256-pin LQFP fanout and follow Renesas reference designs to avoid signal-integrity issues on high-speed display and memory interfaces.
This page synthesizes distributor pricing, drop-in alternatives drawn from the same RZ/A1 family, and practical design notes not collected in a single place on the manufacturer datasheet, giving engineers an immediate snapshot for sourcing and reuse.
直接替换替代料： R7S721000VCFP#AA1 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
R7S721020VLFP#AA0
✅ 直接替换📋 参考替代料（不在目录中）
R7S721021VLFP#AA1
✅ 直接替换📋 参考替代料（不在目录中）
R7S721031VCFP#AA0
✅ 直接替换📋 参考替代料（不在目录中）
R7S721000VCFP#AA1 最大额定值与电气特性
| Family | RZ/A1H |
| Core Architecture | ARM Cortex-A9 |
| Number of Cores | 1 |
| 数据总线宽度 | 32-bit |
| Maximum CPU Clock | 400 MHz |
| On-chip SRAM | 10 MB |
| External Memory Support | ROMless (on-chip SRAM only) |
| Display Support | Dual displays up to WXGA (1280x800) |
| 2D Graphics Accelerator | Yes (integrated) |
| JPEG Codec | Hardware acceleration |
| Camera Interface | Parallel CMOS/IT-RGB input |
| USB | USB 2.0 Host + Function |
| Ethernet | 10/100 MAC (MII/RMII) |
| 电源电压 | 3.3 V (typ.) |
| 封装 | 256-LQFP, 28x28 mm |
| 安装类型 | Surface Mount |
| 安装方式 | SMD |
| RoHS 状态 | Compliant |
R7S721000VCFP#AA1 256-lqfp, 28x28 mm 引脚配置指南
R7S721000VCFP#AA1（256-lqfp, 28x28 mm 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： R7S721000VCFP#AA1.
请参阅 数据手册 以查看完整引脚配置。
典型应用
R7S721000VCFP#AA1 适用于 6 应用s: Industrial HMI Touch Panels, Building Automation Touchscreens, Medical Patient Interface Displays, Home Appliance Control Panels, Point-of-Sale (POS) Terminals, Portable Information Terminals.
Industrial HMI Touch Panels
The R7S721000VCFP#AA1 drives industrial HMI panels where dual WXGA displays, integrated 2D acceleration, and 10 MB on-chip SRAM eliminate external SDRAM complexity. Engineers reuse single-board designs across product variants because the 256-LQFP pin-out is well-documented and the Renesas RZ/A1H software stack supports Linux RT and RTOS options.
推荐
Building Automation Touchscreens
Building automation control panels use the R7S721000VCFP#AA1 to render rich UIs on WXGA TFTs and connect to field buses over Ethernet and CAN-like links. The 400 MHz Cortex-A9 sustains smooth graphics, while 10 MB SRAM keeps two display layers and fonts in internal memory, simplifying long-life BOM strategy for facility infrastructure.
推荐
Medical Patient Interface Displays
Medical patient-facing displays leverage the R7S721000VCFP#AA1's hardware JPEG codec and parallel camera input for still-image overlays and on-device UI. The 10 MB on-chip SRAM removes external DRAM, which simplifies medical safety certifications and accelerates long-term product support critical for clinical installations.
推荐
Home Appliance Control Panels
Smart appliance control panels - ovens, washers, dryers - use the R7S721000VCFP#AA1 to drive capacitive-touch colour displays, status LEDs, and audio prompts. The 256-LQFP package is robust for high-volume SMT lines, and on-chip SRAM lets the appliance run rich GUIs without paying for external DRAM chips or worrying about EOL.
推荐
Point-of-Sale (POS) Terminals
POS terminals pair the R7S721000VCFP#AA1 with the integrated USB 2.0 Host/Function and 10/100 Ethernet MAC to support barcode scanners, cash drawers, and signature pads. Dual WXGA displays handle customer-side and operator-side content simultaneously using the 10 MB on-chip frame buffer, keeping BOM cost predictable.
推荐
Portable Information Terminals
Field-service handhelds and information kiosks adopt the R7S721000VCFP#AA1 for its Cortex-A9 performance, parallel camera interface, and low external-memory footprint. The 256-LQFP package and Renesas reference designs shorten prototype cycles, while 10 MB SRAM keeps boot time, UI rendering, and capture buffers on-chip.
推荐
推荐产品汇总
工程参考数据： R7S721000VCFP#AA1 ——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 | R7S721020VLFP#AA0 | R7S721021VLFP#AA1 | R7S721031VCFP#AA0 |
|---|---|---|---|---|
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Package | 256-LQFP (28x28) | 256-LQFP (28x28) | 256-LQFP (28x28) | 256-LQFP (28x28) |
| Family | RZ/A1H | RZ/A1H | RZ/A1H | RZ/A1H |
| Core | ARM Cortex-A9 (1 core) | ARM Cortex-A9 (1 core) | ARM Cortex-A9 (1 core) | ARM Cortex-A9 (1 core) |
| Max CPU Clock | 400 MHz | 400 MHz | 400 MHz | 400 MHz |
| Display Support | Dual WXGA (1280x800) | Dual | Dual | Dual |
| USB | USB 2.0 Host + Function | USB 2.0 Host + Function | USB 2.0 Host + Function | USB 2.0 Host + Function |
关键差异点
- Highest on-chip SRAM in RZ/A1 family （对比 R7S721020VLFP#AA0)
- Full peripheral integration in single device （对比 R7S721031VCFP#AA0)
- Single-core Cortex-A9 at 400 MHz （对比 R7S721021VLFP#AA1)
设计说明
The R7S721000VCFP#AA1 draws from a 3.3 V main rail for I/O and internal logic; the Renesas RZ/A1H hardware manual recommends a low-noise LDO plus bulk decoupling on each supply pin and a ferrite bead to isolate any noisy switching converter. Place 100 nF X7R capacitors within 5 mm of every VDD pin and an additional 10 uF on each supply rail for transient suppression.
Estimated: in a 256-LQFP at full 400 MHz CPU load driving dual WXGA, junction temperature rise is modest (a few degrees above ambient) thanks to the plastic package's thermal performance. Use a four-layer PCB with a 2 oz or larger copper pour under the exposed die attach pad to improve thermal conductivity for industrial temperature operation.
The 256-pin LQFP requires careful escape routing on 4-layer PCB at 0.4 mm pitch. Fan out the lower-density pins on the top layer with vias-in-pad only where needed for the inner high-speed display and Ethernet lanes. Follow Renesas RZ/A1H hardware manual reference layouts for display, USB, and Ethernet to avoid signal-integrity issues at 400 MHz operation.
Do not assume other RZ/A1H part numbers are drop-in; some variants change on-chip SRAM size or peripheral set even at the same 256-LQFP package. Cross-check the specific MPN's datasheet against R7S721000VCFP#AA1's peripheral map and memory map before redesigning, and verify boot mode pin settings to ensure correct boot device selection.
合规信息
RoHS compliance confirmed across distributor listings including DigiKey, Mouser, LCSC. AEC-Q100 not applicable - this is an industrial/consumer MPU, not an automotive-grade IC. Verify halogen-free status from manufacturer documentation if required for your end-product.
