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IC CLOCK BUFFER/DRIVER
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FabricanteTexas Instruments
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Peça do Fabricante #LMK00804BQWRGTRQ1
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Pacote VQFN-16
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Em Estoque7401
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Type | Fanout Buffer (Distribution), Translator |
| Number of Circuits | 1 |
| Ratio - Input: Output | 2:4 |
| Differential - Input: Output | Yes/No |
| Input | HCSL, LVCMOS, LVDS, LVHSTL, LVPECL, LVTTL, SSTL |
| Output | LVCMOS, LVTTL |
| Frequency - Max | 350 MHz |
| Voltage - Supply | 1.425V ~ 3.465V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount, Wettable Flank |
Visão Geral
Description
Key features:
- AEC-Q100 qualified for automotive use.
- 50Ω output impedance for minimal signal reflection.
- Fail-safe input termination prevents output oscillation if inputs are disconnected.
- Low power consumption (~65 mW per channel at 3.3V).
Ideal for ADAS, infotainment, and networking systems, it provides precise clock synchronization with high noise immunity. The device comes in a 16-pin WQFN package (3mm × 3mm), optimizing board space.
For detailed specs, refer to the [TI datasheet](https://www.ti.com/product/LMK00804B).
Features
- 4-output LVCMOS/LVTTL clock buffer
- Input frequency range: Up to 200 MHz
- Low additive jitter: < 0.3 ps RMS (12 kHz – 20 MHz)
- Low output skew: < 50 ps (device-to-device)
- Supply voltage: 3.3 V ±10%
- Output enable (OE) control for power management
- Automotive-grade (AEC-Q100 qualified)
- Operating temperature: -40°C to +125°C
- Small footprint: 16-pin WQFN (3mm × 3mm)
Ideal for automotive, industrial, and networking applications requiring precise clock distribution.
Pinout
- Pin Count: 16 (WQFN package)
- Functions:
- Inputs: 1 LVCMOS-compatible clock input (with optional internal termination).
- Outputs: 4 LVCMOS/LVTTL outputs (individually enable/disable).
- Features: Low additive jitter, 1:4 fanout, and 3.3V operation.
- Applications: Clock distribution in automotive and industrial systems.
Concise and within spec.
Application
- Automotive Systems: Used in infotainment, ADAS (Advanced Driver Assistance Systems), and telematics for precise clock distribution.
- Industrial Equipment: Supports automation, robotics, and communication infrastructure requiring low-jitter clock signals.
- Networking & Telecom: Ensures synchronized timing in routers, switches, and base stations.
- Test & Measurement: Provides stable clocking for high-accuracy instruments.
Its AEC-Q100 qualification makes it ideal for harsh environments, ensuring reliability in temperature extremes and EMI-sensitive applications.