ICS501M - 160 MHz PLL Clock Generator | Renesas | SOIC-8
料号： ICS501M ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
ICS501M 概述
A clock generator is an integrated timing device that accepts a reference clock and produces one or more clock outputs with controlled frequency and phase relationships. A PLL clock multiplier belongs to the clock and timing IC hierarchy, alongside oscillators, frequency synthesizers, phase-locked loops, and clock buffers. The ICS501M uses phase-locked-loop techniques to multiply a lower-frequency source into a higher-frequency output, reducing the need for a high-speed crystal when the downstream circuit can tolerate the device’s timing characteristics.
The verified ICS501M data specifies a 2 MHz to 50 MHz input range and a maximum 160 MHz output. Its 8-pin SOIC package is a surface-mount gull-wing package, and distributor records classify the device as a clock-generator or PLL clock-multiplier IC. The available material also identifies the LOCO product family as a cost-effective way to produce high-quality high-frequency clock outputs from lower-frequency crystals or clock inputs. Detailed operating-temperature, voltage, jitter, output-waveform, and load-current values are not present in the supplied verified data.
Typical design use includes communications and networking equipment, digital logic requiring a multiplied reference clock, embedded systems, instrumentation, and embedded processing platforms. The device can be placed after a stable low-frequency crystal or digital clock source when the receiving circuitry needs a higher clock frequency. Designers should verify output frequency tolerance, phase noise, supply requirements, and timing margins against the downstream load before releasing a production design.
The key design consideration is that frequency multiplication is not a substitute for verifying the complete clock chain. The reference source, crystal or source impedance, PLL loop behavior, output loading, and downstream timing requirements must be checked together. Because the supplied data does not include the full electrical timing table, those parameters remain marked as data needed rather than inferred.
This page combines verified distributor and manufacturer-document references, package information, application context, pricing status, and replacement-screening guidance. It is intended to support preliminary BOM research while directing engineers to the exact manufacturer datasheet for final electrical, timing, reliability, and qualification decisions.
直接替换替代料： ICS501M ——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：
ICS501MI
✅ 直接替换📋 参考替代料（不在目录中）
501MLF
✅ 直接替换📋 参考替代料（不在目录中）
ICS501M 规格参数
| Device Type | LOCO PLL clock multiplier and clock-generator IC |
| Input Frequency Range | 2 MHz to 50 MHz |
| Maximum Output Frequency | 160 MHz |
| 输出类型 | High-frequency clock output |
| Clocking Architecture | Phase-locked loop |
| Reference Input | Lower-frequency crystal or clock input |
| 封装 | 8-SOIC, 0.154 inch width, 3.90 mm width |
| 引脚数 | 8 pins |
| 安装类型 | Surface mount |
| Terminal Form | Gull wing |
| Package Shape | Rectangular |
| 分类 | Clock generators, PLLs, frequency synthesizers |
| Input Clock or Crystal Support | Crystal or clock input |
| Maximum Output Class | High-frequency digital clock |
| Manufacturer | Renesas Electronics Corporation |
| Datasheet Status | Manufacturer datasheet reference available |
ICS501M 引脚配置
| 引脚 1 | [DATA_NEEDED: pin 1 name] — The supplied web snippets do not provide the exact pin assignment. |
| 引脚 2 | [DATA_NEEDED: pin 2 name] — The supplied web snippets do not provide the exact pin assignment. |
| 引脚 3 | [DATA_NEEDED: pin 3 name] — The supplied web snippets do not provide the exact pin assignment. |
| 引脚 4 | [DATA_NEEDED: pin 4 name] — The supplied web snippets do not provide the exact pin assignment. |
| 引脚 5 | [DATA_NEEDED: pin 5 name] — The supplied web snippets do not provide the exact pin assignment. |
| 引脚 6 | [DATA_NEEDED: pin 6 name] — The supplied web snippets do not provide the exact pin assignment. |
| 引脚 7 | [DATA_NEEDED: pin 7 name] — The supplied web snippets do not provide the exact pin assignment. |
| 引脚 8 | [DATA_NEEDED: pin 8 name] — The supplied web snippets do not provide the exact pin assignment. |
典型应用
ICS501M 适用于 6 应用s: Communications Equipment Clocking, Networking and Ethernet Interface Timing, Embedded Processing Systems, Digital Logic Clock Distribution, Instrumentation and Test Systems, Industrial and Control Logic.
Communications Equipment Clocking
The ICS501M fits communications equipment that requires a local clock generated from a lower-frequency crystal or clock source. Its verified input range is 2 MHz to 50 MHz, while the output reaches up to 160 MHz, allowing a board to multiply a reference clock before feeding digital processing or interface circuitry. The PLL-based approach can reduce reliance on a high-frequency crystal, although jitter, phase noise, supply voltage, and output loading must be checked in the exact datasheet. Engineers should also verify downstream timing margins and clock-edge quality rather than relying on maximum frequency alone.
推荐
Networking and Ethernet Interface Timing
ICS501M can support a network interface design where a stable reference clock must be multiplied into a higher-frequency processing clock. The verified 2 MHz to 50 MHz input range and 160 MHz maximum output provide a clear architectural use case, but Ethernet timing requirements are not supplied in the source data. Validate clock accuracy, jitter, I/O standard, trace length, and reset or sequencing requirements before using it in a production Ethernet board. The device is best treated as a timing source candidate until the complete interface specification is checked.
推荐
Embedded Processing Systems
The ICS501M may be useful in embedded systems where a board has a lower-frequency reference but the processor, memory interface, or fabric requires a higher internal clock. Multiplying the reference with a PLL can simplify clock distribution while keeping the external crystal within a lower-cost range. The available data does not confirm processor-specific compatibility, PLL ratios, startup time, or jitter, so the design must compare the clock requirement of the selected embedded device with the manufacturer’s complete ICS501M timing data. Keep the clock trace short and provide clean power and ground connections.
推荐
Digital Logic Clock Distribution
ICS501M can serve as a clock-generation element in digital logic boards that need a higher-frequency operating clock from a lower-frequency reference. The verified output capability of up to 160 MHz is relevant to counters, state machines, processors, and other synchronous logic. A practical implementation must verify that every receiving device accepts the generated waveform, account for load capacitance, and maintain the required setup and hold margins. The supplied data does not state rise time, fall time, duty cycle, or output drive, so those values must be obtained before fan-out or layout decisions are finalized.
推荐
Instrumentation and Test Systems
ICS501M is a plausible timing component for instrumentation and test systems that need a multiplied reference clock close to the measurement or control circuitry. A local PLL-generated clock can reduce dependence on a distributed high-frequency reference and support compact board designs. Because the verified material does not provide phase noise, jitter, frequency accuracy, temperature range, or supply limits, use it only after establishing the measurement system’s timing and noise budget. Validate clock crosstalk and analog/digital separation on the PCB as well.
推荐
Industrial and Control Logic
The ICS501M can be considered for industrial or control logic where a controller, sensor interface, or communication block needs a multiplied clock derived from a common reference. Its surface-mount 8-SOIC package supports compact PCB assembly, while the PLL function provides a path from a lower-frequency source to a faster digital domain. The verified data is insufficient to qualify an industrial temperature range, isolation requirement, long-term drift specification, or functional-safety rating. Those requirements must be established separately and matched to the exact manufacturer documentation.
推荐
推荐产品汇总
工程参考数据： ICS501M ——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 | ICS501MI | 501MLF |
|---|---|---|---|
| Package | 8-SOIC, 0.154 inch width | SOIC-8; exact package dimensions not supplied | SOIC-8 according to supplied comparison result |
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Device Type | LOCO PLL clock multiplier | ICS501-family PLL clock multiplier | Clock generator; functionally consistent according to comparison result |
| Lifecycle Status | unknown | unknown | unknown |
关键差异点
- High output-frequency capability （对比 ICS501MI)
- Same-family replacement screening （对比 501MLF)
- PLL-based frequency multiplication （对比 ICS501MI)
设计说明
Do not treat the 160 MHz maximum output as proof that every downstream circuit is compatible. Confirm the output waveform, duty cycle, rise and fall times, jitter, phase noise, load capability, and operating voltage in the exact manufacturer datasheet. The supplied search snippets do not provide those timing values, so they must be obtained before schematic sign-off.
Route the PLL clock output with short, controlled-impedance traces and keep the output away from noisy switching nodes and analog inputs. Provide local supply decoupling and a clean ground reference close to the IC. Because exact recommended capacitor values and layout details are absent from the verified data, follow the official datasheet and evaluate the complete clock topology on the target PCB.
Validate the clock at the receiver, not only at the ICS501M output pin. Account for trace loss, capacitance, fan-out, connector loading, and any intervening divider or buffer. If the generated clock feeds a high-speed digital block, compare edge rate and jitter against the receiver’s timing budget before releasing the design.
Use a supply network sized for the actual ICS501M operating current and PLL startup behavior once those values are confirmed from the manufacturer datasheet. Keep the reference clock source and power planes arranged so reference and output clocks do not share high-current return paths. The verified data does not specify supply voltage or current, so no numerical power estimate is provided.
Check the crystal or source startup and stability requirements before replacing a crystal oscillator with a PLL multiplier. A PLL can create a higher-frequency clock, but startup time, frequency tolerance, drift, and long-term stability may differ. For a replacement decision, compare the original oscillator and candidate ICS501M using the same temperature, load, and supply conditions.
合规信息
The supplied verified results do not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-mineral status. Compliance must be confirmed from current manufacturer documentation or distributor product records.
