SY89465UMG TR vs LMK00306SQE/NOPB
| Part Number |
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| Category | Clock/Timing - Clock Buffers, Drivers | Clock/Timing - Clock Buffers, Drivers |
| Manufacturer | Microchip Technology | National Semiconductor |
| Description | IC CLK MULTIPLXR 2:10 2GHZ 44MLF | LMK00306 3.1-GHZ DIFFERENTIAL CL |
| Package | -Reel® | Bulk |
| Series | Precision Edge® | - |
| Type | Multiplexer | Fanout Buffer (Distribution), Multiplexer, Translator |
| Voltage - Supply | 2.375V ~ 2.625V | 3.15V ~ 3.45V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 44-VFQFN Exposed Pad, 44-MLF® | 36-WFQFN Exposed Pad |
| Supplier Device Package | 44-MLF® (7x7) | 36-WQFN (6x6) |
| Output | LVDS | HCSL, LVCMOS, LVDS, LVPECL |
| Frequency - Max | 2 GHz | 3.1 GHz |
| Number of Circuits | 1 | 1 |
| Input | CML, LVDS, PECL | CML, HCSL, HSTL, LVDS, LVPECL, SSTL, Crystal |
| Ratio - Input:Output | 2:10 | 3:7 |
| Differential - Input:Output | Yes/Yes | Yes/Yes |
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1. What are clock buffers and drivers?
Clock buffers and drivers are electronic components used for distributing and enhancing clock signals. The clock buffer is used to replicate clock signals and distribute them to multiple outputs, while the driver enhances the signal strength to drive higher loads or longer transmission distances.
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2. What are the main applications of clock buffers?
Clock buffers are widely used in systems that require the distribution of clock signals to multiple devices, such as computer motherboards, servers, communication equipment, data centers, and industrial control systems, to ensure synchronized operation of all devices.
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3. How can clock buffers reduce jitter?
High quality clock buffers are typically designed with low jitter characteristics to ensure phase consistency of output signals and reduce phase noise during transmission. This is crucial for high-precision clock allocation, such as in communication and data transmission applications.
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4. Does the clock driver support differential signals?
Yes, many clock drivers support differential signaling, such as LVDS, CML, and HCSL, which can provide higher anti-interference capabilities, especially in high-speed signal transmission applications.
