Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR) |
| ProductStatus | Active |
| Type | Clock Buffer |
| NumberofCircuits | 1 |
| Ratio-Input:Output | 1:2 |
| Differential-Input:Output | No/No |
| Input | Clock, LVCMOS |
| Output | Clock, LVCMOS |
| Frequency-Max | 250 MHz |
| Voltage-Supply | 1.71V ~ 1.89V, 2.375V ~ 2.625V, 3.135V ~ 3.465V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-WFDFN |
Tổng quan
Description
The LMK1C1102DQFR is a high-performance clock buffer from Texas Instruments, designed for precision timing applications. It features 1 input and 2 outputs, supporting LVPECL, LVDS, HCSL, or LVCMOS input signals while providing LVCMOS outputs.
Key features:
- Low additive jitter (< 100 fs RMS) for high signal integrity.
- Wide supply range (1.8V to 3.3V) for flexibility.
- Industrial temperature range (-40°C to +105°C).
- Small 6-pin WSON package (2.0 mm × 2.0 mm), ideal for space-constrained designs.
Applications include networking, telecom, data centers, and test equipment where precise clock distribution is critical. The device ensures minimal skew and phase noise, enhancing system reliability.
For detailed specs, refer to the TI datasheet (SNAS789).
Key features:
- Low additive jitter (< 100 fs RMS) for high signal integrity.
- Wide supply range (1.8V to 3.3V) for flexibility.
- Industrial temperature range (-40°C to +105°C).
- Small 6-pin WSON package (2.0 mm × 2.0 mm), ideal for space-constrained designs.
Applications include networking, telecom, data centers, and test equipment where precise clock distribution is critical. The device ensures minimal skew and phase noise, enhancing system reliability.
For detailed specs, refer to the TI datasheet (SNAS789).
Equivalent
Equivalent products to the LMK1C1102DQFR (a 2-output PCIe clock buffer from Texas Instruments) include:
- PI6C557-03AQ (Diodes Incorporated)
- 9DBL0451 (Renesas)
- NB3N5512 (ON Semiconductor)
These are 2-output PCIe clock buffers with similar specs (low jitter, 100MHz support, HCSL outputs). Verify pinout and electrical characteristics for compatibility.
- PI6C557-03AQ (Diodes Incorporated)
- 9DBL0451 (Renesas)
- NB3N5512 (ON Semiconductor)
These are 2-output PCIe clock buffers with similar specs (low jitter, 100MHz support, HCSL outputs). Verify pinout and electrical characteristics for compatibility.
Features
The LMK1C1102DQFR is a high-performance clock buffer with the following key features:
- Dual 1:2 LVCMOS fanout buffer – Provides two independent outputs per input.
- Low additive jitter – <100 fs RMS (12 kHz–20 MHz).
- Wide input frequency range – Supports 8 MHz to 250 MHz.
- Low power consumption – Typically 12 mA at 3.3V.
- LVCMOS-compatible inputs/outputs – Works with 1.8V, 2.5V, or 3.3V supplies.
- Fail-safe input termination – Prevents output oscillation if input is disconnected.
- Industrial temperature range (–40°C to +105°C).
- Small 8-pin WSON package (2.0 mm × 2.0 mm).
Ideal for clock distribution in networking, telecom, and industrial applications.
- Dual 1:2 LVCMOS fanout buffer – Provides two independent outputs per input.
- Low additive jitter – <100 fs RMS (12 kHz–20 MHz).
- Wide input frequency range – Supports 8 MHz to 250 MHz.
- Low power consumption – Typically 12 mA at 3.3V.
- LVCMOS-compatible inputs/outputs – Works with 1.8V, 2.5V, or 3.3V supplies.
- Fail-safe input termination – Prevents output oscillation if input is disconnected.
- Industrial temperature range (–40°C to +105°C).
- Small 8-pin WSON package (2.0 mm × 2.0 mm).
Ideal for clock distribution in networking, telecom, and industrial applications.
Pinout
The LMK1C1102DQFR is a 10-pin (WSON package) 1:2 LVCMOS fanout buffer from Texas Instruments.
Key Functions:
- Input: Single LVCMOS clock input.
- Outputs: Two identical LVCMOS clock outputs with low additive jitter.
- Features: Supports up to 200 MHz, low power consumption, and 1.8V to 3.3V operation.
- Applications: Clock distribution in networking, industrial, and consumer electronics.
Pinout Summary:
- Pins 1, 10: GND (Ground)
- Pin 2: CLKIN (Input)
- Pins 3, 4, 7, 8: NC (No Connect)
- Pins 5, 6: CLKOUT (Outputs)
- Pin 9: VCC (Power Supply)
Compact and efficient for clock buffering needs.
Key Functions:
- Input: Single LVCMOS clock input.
- Outputs: Two identical LVCMOS clock outputs with low additive jitter.
- Features: Supports up to 200 MHz, low power consumption, and 1.8V to 3.3V operation.
- Applications: Clock distribution in networking, industrial, and consumer electronics.
Pinout Summary:
- Pins 1, 10: GND (Ground)
- Pin 2: CLKIN (Input)
- Pins 3, 4, 7, 8: NC (No Connect)
- Pins 5, 6: CLKOUT (Outputs)
- Pin 9: VCC (Power Supply)
Compact and efficient for clock buffering needs.
Package
The LMK1C1102DQFR is available in a 6-pin WSON package (1.5 mm x 1.0 mm). This compact, leadless package is designed for high-frequency applications, offering excellent thermal and electrical performance. It is suitable for space-constrained designs.
