Features
- 169fs RMS phase jitter (12kHz to 20MHz, 156.25MHz)
- PCIe® Gen6 Common Clock (CC) 27fs RMS
- PCIe SRIS and SRNS support
- 1kHz to 650MHz (differential) and 1kHz to 200MHz (single-ended) outputs
- LVCMOS, LVDS, or Low-Power HCSL output types with simple AC coupling to LVPECL and CML. LP-HCSL integrates terminations
- Seven programmable general purpose input/outputs (GPIO)
- 1MHz I2C serial port
- Multiple configurations can be stored in internal one-time programmable (OTP) memory
- 1.8V and/or 3.3V operation
- IATF 16949 manufacturing support
- Package options:
- 12 differential or 24 single-ended outputs
- 6mm x 6mm x 0.75mm, 48-QFN package
- RC21211: Single crystal
- RC21212: Dual crystal
- 8 differential or 16 single-ended outputs
- 5mm x 5mm x 0.75mm, 40-QFN package
- RC21213: Single crystal
- RC21214: Dual crystal
- 12 differential or 24 single-ended outputs
Description
The RC2121 family of devices are high-performance programmable clock generators with added diagnostic features to support automotive applications. These RC2121 clock generators are ISO 9001 compliant, AEC-Q100 qualified, can function in the temperature range of -40 °C to 105 °C (Grade 2 equivalent), and provide support for the production part approval process (PPAP).
Try the Custom Part Configuration Utility.
Parameters
| Attributes | Value |
|---|---|
| Function | Generator |
| Outputs (#) | 40, 48 |
| Output Type | LP-HCSL, LVDS, LVCMOS |
| Output Freq Range (MHz) | 0.001 - 650, 0.001 - 200 |
Application Block Diagrams
| Automotive Communication Gateway Platform Integrated automotive gateway platform with R-Car S4 SoC, multi-network support, and optimized power management. |
Additional Applications
- Infotainment
- Gateways
- Domain controllers
- Zone controllers
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Try the Custom Part Configuration Utility.
| Part Number | Status | Samples | Longevity | Stock | Package | Budgetary Price (USD) | Lead Count (#) | Carrier Type | Moisture Sensitivity Level (MSL) | Diff. Outputs | Outputs (#) | Output Banks (#) | Package Area (mm²) | Pkg. Dimensions (mm) | Qty. per Reel (#) | Qty. per Carrier (#) | Xtal Inputs (#) | Pb (Lead) Free | Pb Free Category | Temp. Range (°C) | Country of Assembly | Country of Wafer Fabrication |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RC21211A000GNA#BB0 | Active | Available | 2040 Apr | In Stock | VFQFPN | 1ku | $4.27 | 48# | Tray | 3 | 12 | 48# | 7# | 36mm² | 6.0 x 6.0 x 0.75 | 0 | 490# | 1# | Yes | e3 Sn | -40 to 105°C | TAIWAN | SINGAPORE |
| RC21211A000GNA#KB0 | Active | N/A | 2040 Apr | Out of Stock | VFQFPN | 1ku | $4.27 | 48# | Reel | 3 | 12 | 48# | 7# | 36mm² | 6.0 x 6.0 x 0.75 | 2500# | 0 | 1# | Yes | e3 Sn | -40 to 105°C | TAIWAN, THAILAND | SINGAPORE |
| RC21212A000GNA#BB0 | Active | Available | 2040 Apr | In Stock | VFQFPN | 1ku | $5.02 | 48# | Tray | 3 | 12 | 48# | 7# | 36mm² | 6.0 x 6.0 x 0.75 | 0 | 490# | 2# | Yes | e3 Sn | -40 to 105°C | TAIWAN | SINGAPORE |
| RC21212A000GNA#KB0 | Active | N/A | 2040 Apr | Out of Stock | VFQFPN | 1ku | $5.02 | 48# | Reel | 3 | 12 | 48# | 7# | 36mm² | 6.0 x 6.0 x 0.75 | 2500# | 0 | 2# | Yes | e3 Sn | -40 to 105°C | TAIWAN | SINGAPORE |
| RC21213A000GND#BB0 | Active | Available | 2040 Apr | In Stock | VFQFPN | 1ku | $3.7 | 40# | Tray | 1 | 8 | 40# | 6# | 25mm² | 5.0 x 5.0 x 0.75 | 0 | 490# | 1# | Yes | e3 Sn | -40 to 105°C | TAIWAN, THAILAND | SINGAPORE |
| RC21213A000GND#KB0 | Active | N/A | 2040 Apr | Out of Stock | VFQFPN | 1ku | $3.7 | 40# | Reel | 1 | 8 | 40# | 6# | 25mm² | 5.0 x 5.0 x 0.75 | 2500# | 0 | 1# | Yes | e3 Sn | -40 to 105°C | TAIWAN, THAILAND | SINGAPORE |
| RC21214A000GND#BB0 | Active | Available | 2040 Apr | In Stock | VFQFPN | 1ku | $4.46 | 40# | Tray | 1 | 8 | 40# | 6# | 25mm² | 5.0 x 5.0 x 0.75 | 0 | 490# | 2# | Yes | e3 Sn | -40 to 105°C | TAIWAN, THAILAND | SINGAPORE |
| RC21214A000GND#KB0 | Active | N/A | 2040 Apr | Out of Stock | VFQFPN | 1ku | $4.46 | 40# | Reel | 1 | 8 | 40# | 6# | 25mm² | 5.0 x 5.0 x 0.75 | 2500# | 0 | 2# | Yes | e3 Sn | -40 to 105°C | TAIWAN, THAILAND | SINGAPORE |
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- Application NotePDF 280 KB R31AN0071EU0101 Rev.1.01 Aug 16, 2024AI-generated Summary: The document details the design considerations for transitioning PCB layouts from RC210xxA VersaClock devices to RC2121xA AutoClock devices. It compares pinouts for 48-pin and 40-pin variants, highlighting common and renamed pins. It covers I2C implementation differences, backup crystal usage, GPIO functionalities including new INT and FAULT pins, and 3.3V tolerance specifics. The document also explains interrupt and fault pin schematics and 1.2V LVCMOS clock input requirements. It supports up to four OTP images on AutoClock devices and clarifies pull-up resistor configurations for open-drain pins. PCB design files typically include BOM, schematics, and Gerber files to facilitate this transition.
- Application NotePDF 359 KB R31AN0072EU0100 Rev.1.00 May 08, 2024AI-generated Summary: The RC2121xA devices provide comprehensive monitoring and diagnostic features to support system safety by detecting errors, notifying the SoC via interrupts, and entering a safe inactive state when faults occur. They supply various clocks to SoC and peripherals, with monitoring functions including pulse width detection, signal loss, frequency monitoring, and CRC checks. System integrators must ensure proper voltage monitoring, I2C CRC, interrupt testing, and clock synchronization. The devices aid diagnostics through detailed fault reporting and support end-to-end protection for high-speed serial interfaces.
Recommended Documents (1)
Datasheets (1)
Manuals & Guides (1)
- Application NotePDF 280 KB R31AN0071EU0101 Rev.1.01 Aug 16, 2024AI-generated Summary: The document details the design considerations for transitioning PCB layouts from RC210xxA VersaClock devices to RC2121xA AutoClock devices. It compares pinouts for 48-pin and 40-pin variants, highlighting common and renamed pins. It covers I2C implementation differences, backup crystal usage, GPIO functionalities including new INT and FAULT pins, and 3.3V tolerance specifics. The document also explains interrupt and fault pin schematics and 1.2V LVCMOS clock input requirements. It supports up to four OTP images on AutoClock devices and clarifies pull-up resistor configurations for open-drain pins. PCB design files typically include BOM, schematics, and Gerber files to facilitate this transition.
- Application NotePDF 359 KB R31AN0072EU0100 Rev.1.00 May 08, 2024AI-generated Summary: The RC2121xA devices provide comprehensive monitoring and diagnostic features to support system safety by detecting errors, notifying the SoC via interrupts, and entering a safe inactive state when faults occur. They supply various clocks to SoC and peripherals, with monitoring functions including pulse width detection, signal loss, frequency monitoring, and CRC checks. System integrators must ensure proper voltage monitoring, I2C CRC, interrupt testing, and clock synchronization. The devices aid diagnostics through detailed fault reporting and support end-to-end protection for high-speed serial interfaces.
Application Notes & White Papers (2)
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Renesas Boards & Kits
12-Output AutoClock Programmable Clock Generator Evaluation Board
The RC21212-EVB evaluation board is designed for evaluating the RC21212 using clock generation in synthesizer mode for commercial automotive applications and PCIe Gen 1-6 compliance.
When the EVB is connected via USB to the computer running the Renesas Integrated Circuit Toolbox (RICBox™)... Read More
8-Output AutoClock Programmable Clock Generator Evaluation Board
The RC21214-EVB evaluation board is designed for evaluating the RC21214 clock generator in synthesizer mode for commercial automotive applications and PCIe Gen 1-6 compliance.
When the board is connected via USB to the computer running the Renesas Integrated Circuit Toolbox (RICBox™) software,... Read More
12-Output AutoClock Programming Board
The AutoClock programming board eases the programming of the RC21211 and RC21212 programmable clock generator blank devices. With the on-board USB interface, the Renesas Integrated Circuit Toolbox (RICBox™) graphical user interface (GUI) software can be used to communicate with the blank device... Read More
8-Output AutoClock Programming Board
The RC21213-21214-PROG AutoClock programming board eases the programming of the RC21213 and RC21214 programmable clock generator blank devices. With the on-board USB interface, the Renesas Integrated Circuit Toolbox (RICBox™) Graphical User Interface (GUI) software can be used to communicate... Read More
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- Software PackageThe Renesas IC Toolbox (RICBox) software platform enables customers to configure Renesas devices on evaluation kits when attached to the computer running the software.
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- Software PackageThe Renesas IC Toolbox (RICBox) software platform enables customers to configure Renesas devices on evaluation kits when attached to the computer running the software.
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