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The 9DML4493ANLGI is a 4:4 clock multiplexer from Renesas, which is mainly used for clock management of PCI Express signals. The following are its core features: ‌

PCIe GEN1-7 compliance

Pin selectable 4:4 mode or dual-channel 2:2 multiplexing mode

Input frequency range :1Hz to 350MHz

Supports LVPECL, LVDS, HCSL and LVCMOS input reference clocks

Configure the pin option to select 100ω or 85ω output impedance to optimize the circuit board space

The output amplitude of each group of three pins is selectable

Flexible power supply voltages of 1.8V, 2.5V or 3.3V

Operating temperature range: -40°C to +85°C

5mm × 5mm 32-VFQFPN package; Small circuit board size

Description

The 9DML4493ANLGI is a 4-input, 4-output clock multiplexer that complies with the GEN1-7 standard. It can also operate as a dual-channel 2-input, 2-output clock multiplexer. The 9DML4493ANLGI features extremely low additional phase jitter and is suitable for all PCIe data rates. In addition, the 9DML4493ANLGI also features differential capacitance (PDT) and flexible power sorting (FPS) functions, supporting the complex power sorting requirements of today's systems.

Basic parameters

PLL: None

Main use: PCI Express (PCIe)

Input: HCSL, LVCMOS, LVDS, LVPECL

Output: LP-HCSL

Number of circuits: 1

Ratio - Input: Output: 4:4

Differential - Input: Output: Yes/Yes

Frequency - Maximum value: 350MHz

Voltage - Power supply: 1.71V - 1.89V, 2.375V - 2.625V, 3.135V - 3.465V

Operating temperature: -40°C to 85°C (TA)

Installation type: Surface mount type

Packaging: 32-VFQFPN (5x5)

Typical applications

The 9DML4493ANLGI clock multiplexer is mainly used for the clock signal multiplexing and buffering of the PCI Express GEN1-7 standard, and realizes multi-device clock synchronization management by flexibly configuring the input/output ratio.

For more information

If you need to purchase 9DML4493ANLGI devices, please visit our website www.hkmjd.com for consultation.