ICS511M - 200MHz LOCO PLL Clock Generator | Renesas Electronics
料号： ICS511M ✓ 量产中ICS511M 概述
A clock generator is a timing IC that converts a stable low-frequency reference into a higher-frequency clock required by digital logic, communications equipment, processors, and interface circuits. A phase-locked loop, or PLL, is the feedback-based clock architecture used in the ICS511M. In this product hierarchy, ICS511M is a clock generator with PLL capability, belonging to the clock and timing IC family within integrated circuits and power-management-adjacent digital systems. The LOCO product family is intended to provide economical frequency multiplication and clock distribution functions.
The principal verified specifications include a maximum frequency of 200 MHz, one clock circuit, PLL operation, clock or crystal input, and CMOS output. These characteristics make ICS511M suitable for systems that require a local high-frequency clock without using a dedicated high-speed processor clock tree. The 8-SOIC package supports conventional surface-mount assembly and is distinct from larger leaded packages. The 3.135 V minimum and 5.25 V maximum supply limits place it in a low-voltage digital supply range.
The typical clock-generation topology connects a crystal or external clock source to the input, configures the PLL multiplication ratio, and feeds the resulting CMOS clock into the target digital subsystem. This arrangement can reduce the number of high-frequency clock sources required across a board while centralizing frequency generation. Compared with a free-running oscillator, the PLL approach allows the output frequency to be related to an external reference. Compared with a microprocessor that includes an internal PLL, ICS511M provides a separate timing source that can be shared by multiple functional blocks when the circuit design allows it.
ICS511M can be used in communications equipment, digital control systems, embedded processing platforms, clocked logic, and industrial or consumer electronics requiring a stable high-frequency reference. Designers should verify the complete input-frequency range, output-frequency limits, jitter, duty-cycle, timing, and loop-filter requirements against the manufacturer datasheet before finalizing a design. Those parameters are not present in the supplied verified web data and must be confirmed before production use.
This page combines verified distributor and manufacturer references, the available LOCO-series identification, a package-level comparison framework, and practical selection guidance. It also distinguishes verified information from parameters that require datasheet confirmation, helping engineers evaluate ICS511M without treating generic PLL or clock-generator claims as part-specific facts.
直接替换替代料： ICS511M ——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： ICS511M （相同外形与封装尺寸） ——差异在于 Package, Supply Voltage Range, Device Type, Product Type, Maximum Frequency.
ICS551M
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →ICS542M
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →ICS502M
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →ICS511M 规格参数
| Product Type | Clock Generator IC |
| Architecture | LOCO PLL clock multiplier |
| PLL | Yes |
| Maximum Frequency | 200 MHz |
| Number of Circuits | 1 |
| Input Type | Clock, Crystal |
| 输出类型 | CMOS |
| Supply Voltage Range | 3.135 V to 5.25 V |
| 封装 | 8-SOIC (0.154 inch, 3.90 mm width) |
| 安装类型 | Surface Mount |
| Device Class | Clock Generators, PLLs, Frequency Synthesizers |
| Manufacturer | Renesas Electronics Corporation |
ICS511M 8-soic (0.154 inch, 3.90 mm width) 引脚配置指南
ICS511M（8-soic (0.154 inch, 3.90 mm width) 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： ICS511M.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ICS511M 适用于 6 应用s: Communications Equipment Clocking, Digital Control System Timing, Embedded Processor Clock Reference, Clocked Logic and Interface Timing, Industrial Data-Acquisition System, Consumer and Industrial Digital Products.
Communications Equipment Clocking
ICS511M fits communications equipment requiring a local high-frequency clock derived from a crystal or lower-frequency reference. Its verified PLL capability, 200 MHz maximum output frequency, and CMOS output provide a practical basis for digital transmit, receive, or data-processing subsystems. The circuit can place the ICS511M near the clocked logic to keep the generated clock distribution controlled. Design confirmation is essential because the supplied data does not specify jitter, duty-cycle error, reference-input range, or output skew. The system designer should also verify loop stability, crystal load capacitance, and acquisition behavior using the Renesas 511 datasheet.
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Digital Control System Timing
ICS511M is suitable for digital control systems that need a stable, locally generated clock instead of relying on a distant system-wide timing source. The verified 200 MHz maximum frequency allows it to address processor, logic, and data-conversion clock requirements, while the PLL can multiply a suitable lower-frequency reference. In a controller, the generated CMOS clock can feed compatible timing domains after level and fan-out checks. Because output loading, jitter, duty cycle, and sequencing details are not included in the supplied data, engineers must validate the clock topology, fan-out, trace loading, and power-supply noise margin before production release.
推荐
Embedded Processor Clock Reference
ICS511M can serve as a dedicated reference generator beside an embedded processor when the design benefits from a separate clock source. The device accepts a crystal or clock input and uses PLL multiplication to generate up to 200 MHz, giving a design option for clocking processors, memory interfaces, and programmable logic. Locating the generator close to the intended load may improve routing flexibility, although actual jitter and edge quality remain unverified in the supplied material. Before adoption, confirm that the output meets the processor's timing, supply, and clock-mode requirements and that the PLL configuration remains stable over temperature and supply variation.
推荐
Clocked Logic and Interface Timing
ICS511M provides a focused solution for clocked logic blocks that need a higher-frequency CMOS clock derived from a shared low-frequency reference. Its one-circuit PLL arrangement and 200 MHz maximum output make it relevant to interfaces, counters, and data-pipeline logic where a central reference must be multiplied. Using a common reference can simplify synchronization across several functional blocks. The implementation should account for clock-tree topology, maximum fan-out, trace impedance, return-path continuity, and endpoint input capacitance. Because those timing details are not specified in the verified search data, simulation and datasheet review are required before choosing component values or fan-out limits.
推荐
Industrial Data-Acquisition System
ICS511M is applicable to industrial data-acquisition systems that coordinate sampling, control, and communication blocks from a stable reference. The verified 200 MHz ceiling provides headroom for timing-intensive digital processing, while the crystal or clock input permits synchronization with other equipment. The device should be placed according to the final clock-tree architecture so that sensitive processing paths receive short, controlled traces. Production designs must confirm jitter, duty cycle, supply sensitivity, and operating-temperature limits, none of which are quantified in the supplied verified data. Environmental testing and power-integrity checks are especially important when the acquisition platform is adjacent to motors, relays, or switching converters.
推荐
Consumer and Industrial Digital Products
ICS511M can support consumer or industrial digital products that require an economical local clock generator with a 200 MHz maximum output. Its 8-SOIC package is compatible with conventional surface-mount PCB assembly, and its CMOS output suits many digital clock trees. A system designer can use a crystal or distributed reference and configure the PLL to derive the required local frequency. The verified information does not cover startup time, holdover, jitter, supply noise rejection, or output drive capability, so the device should not be approved solely from the headline frequency rating. Confirm those parameters and test worst-case startup and clock-accuracy behavior across the intended voltage and temperature range.
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推荐产品汇总
工程参考数据： ICS511M ——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 | ICS551M | ICS542M | ICS502M | ICS501M | ICS501G |
|---|---|---|---|---|---|---|
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| PLL | Yes | Yes | Yes | Yes | Yes | Yes |
| Input Type | Clock, Crystal | Clock, Crystal | Clock, Crystal | Clock, Crystal | Clock, Crystal | Clock, Crystal |
| Output Type | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Number of Circuits | 1 | 1 | 1 | 1 | 1 | 1 |
| Special Feature | LOCO PLL clock multiplier | LOCO PLL clock generator | LOCO PLL clock generator | LOCO PLL clock generator | LOCO PLL clock generator | LOCO PLL clock generator |
关键差异点
- Verified 200 MHz maximum clock output （对比 ICS551M)
- Single PLL clock generator with crystal or clock input （对比 ICS502M)
- Documented 3.135 V to 5.25 V operating range （对比 ICS501M)
- Common 8-SOIC footprint for same-family migration （对比 ICS542M)
设计说明
Keep the crystal or reference clock path short and route it away from high-slew-rate switching nodes. Place the reference-source components and their ground returns close to ICS511M according to the manufacturer application circuit. Maintain a continuous return path beneath clock traces, and avoid routing the sensitive reference net beneath power inductors, transformers, or digital bus layers.
Decouple the 3.135 V to 5.25 V supply with the capacitance and placement specified in the Renesas 511 datasheet. Keep the regulator and clock-generator supply connections short, use low-ESR ceramic bypass capacitors, and provide a quiet ground connection. Validate supply-noise tolerance and startup behavior across the intended supply range because those values are not included in the supplied verified data.
Treat the generated CMOS clock as a controlled-impedance signal. Match trace geometry to the intended load and termination scheme, minimize stub lengths, and account for receiver capacitance and fan-out. Check rise time, ringing, duty-cycle distortion, and clock-to-clock skew on the assembled PCB. Use endpoint or source termination only after validating it against the actual receiver and clock topology.
Do not assume that two 8-SOIC clock generators are interchangeable because their outlines match. Confirm pin names, reference-input range, PLL multiplication limits, supply voltage, output-drive capability, jitter, and operating-temperature range against the manufacturer datasheets. Also verify the ordering suffix and shipping form because the verified Hotenda listing identifies tube packaging while other inventory channels may use different forms.
合规信息
The supplied verified search results do not state part-specific RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These fields remain unknown rather than being inferred from the manufacturer.