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LMK01010ISQE

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Texas Instruments Clock Buffers, Drivers, Distributors, WQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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LMK01010ISQE

Texas Instruments · Clock Buffers, Drivers, Distributors · WQFN-48-EP(7x7)

LMK01010ISQE from Texas Instruments, in a WQFN-48-EP(7x7). 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 GND power_in Ground pin; the device ground connection.
2 NC unconnected No connect; pin is not connected to the die.
3 Vcc1 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
4 CLKuWire input MICROWIRE clock input for device register programming.
5 DATAuWire input MICROWIRE data input for device register programming.
6 LEuWire input MICROWIRE latch enable input for device register programming.
7 NC unconnected No connect; pin is not connected to the die.
8 Vcc2 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
9 NC unconnected No connect; pin is not connected to the die.
10 NC unconnected No connect; pin is not connected to the die.
11 GOE input Global output enable input.
12 Test output Test output for test purposes only; should be not connected in normal operation, though any load above 1 kΩ impedance is acceptable.
13 Vcc3 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
14 CLKout0 output True clock output 0; LVDS on the LMK01010 per the device configuration table.
15 CLKout0* output Complementary clock output 0; LVDS on the LMK01010 per the device configuration table.
16 Vcc4 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
17 CLKout1 output True clock output 1; LVDS on the LMK01010 per the device configuration table.
18 CLKout1* output Complementary clock output 1; LVDS on the LMK01010 per the device configuration table.
19 Vcc5 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
20 CLKout2 output True clock output 2; LVDS on the LMK01010 per the device configuration table.
21 CLKout2* output Complementary clock output 2; LVDS on the LMK01010 per the device configuration table.
22 Vcc6 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
23 CLKout3 output True clock output 3; LVDS on the LMK01010 per the device configuration table.
24 CLKout3* output Complementary clock output 3; LVDS on the LMK01010 per the device configuration table.
25 GND power_in Ground pin; the device ground connection.
26 Vcc7 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
27 SYNC* input Global clock output synchronization input used to synchronize the outputs by an external pin.
28 CLKin0 input True clock input 0; must be AC coupled.
29 CLKin0* input Complementary clock input 0; must be AC coupled.
30 Vcc8 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
31 Vcc9 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
32 NC unconnected No connect; pin is not connected to the die.
33 Vcc10 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
34 CLKin1 input True clock input 1; must be AC coupled.
35 CLKin1* input Complementary clock input 1; must be AC coupled.
36 Bias passive Bias bypass pin for the internal bias circuit.
37 Vcc11 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
38 CLKout4 output True clock output 4; LVDS on the LMK01010 per the device configuration table.
39 CLKout4* output Complementary clock output 4; LVDS on the LMK01010 per the device configuration table.
40 Vcc12 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
41 CLKout5 output True clock output 5; LVDS on the LMK01010 per the device configuration table.
42 CLKout5* output Complementary clock output 5; LVDS on the LMK01010 per the device configuration table.
43 Vcc13 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
44 CLKout6 output True clock output 6; LVDS on the LMK01010 per the device configuration table.
45 CLKout6* output Complementary clock output 6; LVDS on the LMK01010 per the device configuration table.
46 Vcc14 power_in Power supply pin; the device operates from 3.15 V to 3.45 V (3.3 V typical) per the recommended operating conditions.
47 CLKout7 output True clock output 7; LVDS on the LMK01010 per the device configuration table.
48 CLKout7* output Complementary clock output 7; LVDS on the LMK01010 per the device configuration table.
49 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package WQFN-48-EP(7x7)
Category Clock/Timing
Pins 49

CAD (KiCad official)

  • Symbol: LMK01010ISQE
  • Footprint: Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm
  • 3D model: WQFN-48-EP(7x7) (KiCad packages3D, STEP)
  • 3D model files: lmk01010isqe-etched.step / lmk01010isqe-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lmk01010isqe.step / lmk01010isqe.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (28 pp, sha256 8f668476c4ca1696, retrieved 2026-10-08, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-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).

Datasheet PDF