LMK00306SQ/NOPB vs CDC319DB
| Part Number |
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| Category | Clock/Timing - Clock Buffers, Drivers | Clock/Timing - Clock Buffers, Drivers |
| Manufacturer | Texas Instruments | Texas Instruments |
| Description | IC CLK BUFFER 3:7 3.1GHZ 36WQFN | IC CLK BUFFER 1:10 100MHZ 28SSOP |
| Package | Tape & Reel (TR) | Tube |
| Series | - | - |
| Type | Fanout Buffer (Distribution), Multiplexer, Translator | Fanout Buffer (Distribution), Data |
| Voltage - Supply | 3.15V ~ 3.45V | 3.135V ~ 3.465V |
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 36-WFQFN Exposed Pad | 28-SSOP (0.209\", 5.30mm Width) |
| Supplier Device Package | 36-WQFN (6x6) | 28-SSOP |
| Output | HCSL, LVCMOS, LVDS, LVPECL | LVTTL, TTL |
| Frequency - Max | 3.1 GHz | 100 MHz |
| Number of Circuits | 1 | 1 |
| Input | CML, HCSL, HSTL, LVDS, LVPECL, SSTL, Crystal | LVTTL |
| Ratio - Input:Output | 3:7 | 1:10 |
| Differential - Input:Output | Yes/Yes | No/No |
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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 is the difference between a clock buffer and a clock driver?
The main function of a clock buffer is to distribute clock signals, while a clock driver is used to enhance signal strength to drive higher loads. Buffer is usually used for branching and synchronizing multiple clock signals, while driver is used to increase signal transmission distance and load capacity.
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3. 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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4. How to evaluate the performance of clock drivers?
When evaluating clock drivers, several key parameters need to be considered:
Driving capability (load capacity)
Output signal integrity
Phase noise and jitter
Power noise suppression
Power supply voltage range and power consumption
