component
LMK00725PWR
Public Made by Adomby adom
Texas Instruments Clock Buffers, Drivers, Distributors, TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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LMK00725PWR
Texas Instruments · Clock Buffers, Drivers, Distributors · TSSOP-20
LMK00725PWR from Texas Instruments, in a TSSOP-20. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | Q0 | output | Non-inverting LVPECL output of differential output pair 0; forced LOW when CLK_EN is 0 and follows the selected clock input when CLK_EN is 1. |
| 2 | nQ0 | output | Inverting LVPECL output of differential output pair 0; forced HIGH when CLK_EN is 0 and the complement of Q0 when enabled. |
| 3 | Q1 | output | Non-inverting LVPECL output of differential output pair 1; forced LOW when CLK_EN is 0 and follows the selected clock input when CLK_EN is 1. |
| 4 | nQ1 | output | Inverting LVPECL output of differential output pair 1; forced HIGH when CLK_EN is 0 and the complement of Q1 when enabled. |
| 5 | Q2 | output | Non-inverting LVPECL output of differential output pair 2; forced LOW when CLK_EN is 0 and follows the selected clock input when CLK_EN is 1. |
| 6 | nQ2 | output | Inverting LVPECL output of differential output pair 2; forced HIGH when CLK_EN is 0 and the complement of Q2 when enabled. |
| 7 | Q3 | output | Non-inverting LVPECL output of differential output pair 3; forced LOW when CLK_EN is 0 and follows the selected clock input when CLK_EN is 1. |
| 8 | nQ3 | output | Inverting LVPECL output of differential output pair 3; forced HIGH when CLK_EN is 0 and the complement of Q3 when enabled. |
| 9 | Q4 | output | Non-inverting LVPECL output of differential output pair 4; forced LOW when CLK_EN is 0 and follows the selected clock input when CLK_EN is 1. Unused outputs may be left floating. |
| 10 | nQ4 | output | Inverting LVPECL output of differential output pair 4; forced HIGH when CLK_EN is 0 and the complement of Q4 when enabled. Unused outputs may be left floating. |
| 11 | VCC | power_in | Positive supply pin; 3.3 V nominal with a 3.135 V to 3.465 V recommended range (VEE = GND). |
| 12 | CLK_SEL | input | LVCMOS/TTL-compatible clock select input: 0 selects CLK0/nCLK0 and 1 selects CLK1/nCLK1; internal 51 kΩ pulldown, floating defaults to channel 0. |
| 13 | CLK0 | input | Non-inverting differential clock input 0 with internal 51 kΩ pulldown; accepts LVPECL, LVDS, HCSL, SSTL, LVHSTL or single-ended signals. |
| 14 | nCLK0 | input | Inverting differential clock input 0 with internal 51 kΩ pullup; biased per the input DC configuration when used single-ended. |
| 15 | VEE | power_in | Negative supply pin, connected to ground (VEE = GND) per the recommended operating conditions. |
| 16 | CLK1 | input | Non-inverting differential clock input 1 with internal 51 kΩ pulldown; accepts LVPECL, LVDS, HCSL, SSTL, LVHSTL or single-ended signals. |
| 17 | nCLK1 | input | Inverting differential clock input 1 with internal 51 kΩ pullup; biased per the input DC configuration when used single-ended. |
| 18 | VCC | power_in | Positive supply pin; 3.3 V nominal with a 3.135 V to 3.465 V recommended range (VEE = GND). |
| 19 | CLK_EN | input | Synchronous LVCMOS/TTL clock enable input: 0 forces Qx low and nQx high, 1 enables outputs to follow the clock input; internal 51 kΩ pullup. |
| 20 | VCC | power_in | Positive supply pin; 3.3 V nominal with a 3.135 V to 3.465 V recommended range (VEE = GND). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-20 |
| Category | Clock/Timing |
| Pins | 20 |
CAD (KiCad official)
- Symbol:
LMK00725PWR - Footprint:
Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm - 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files:
lmk00725pwr-etched.step/lmk00725pwr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lmk00725pwr.step/lmk00725pwr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (25 pp, sha256
c4dd7bad8054600a, retrieved 2026-10-07, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).