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PI49FCT3807BQEX

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Diodes Incorporated Clock Buffers, Drivers, QSOP-20-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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PI49FCT3807BQEX

Diodes Incorporated · Clock Buffers, Drivers · QSOP-20-150mil

PI49FCT3807BQEX from Diodes Incorporated, in a QSOP-20-150mil. 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 A input Clock input with TTL-compatible levels (VIH min 2.0V, VIL max 0.8V) that fans out to outputs B0-B9.
2 GND power_in Ground.
3 B0 output Buffered clock output 0, CMOS output with typical VOH 3.3V and VOL 0.3V.
4 VCC power_in 3.3V ±10% power supply.
5 B1 output Buffered clock output 1, CMOS output with typical VOH 3.3V and VOL 0.3V.
6 GND power_in Ground.
7 B2 output Buffered clock output 2, CMOS output with typical VOH 3.3V and VOL 0.3V.
8 VCC power_in 3.3V ±10% power supply.
9 B3 output Buffered clock output 3, CMOS output with typical VOH 3.3V and VOL 0.3V.
10 GND power_in Ground.
11 B4 output Buffered clock output 4, CMOS output with typical VOH 3.3V and VOL 0.3V.
12 B5 output Buffered clock output 5, CMOS output with typical VOH 3.3V and VOL 0.3V.
13 GND power_in Ground.
14 B6 output Buffered clock output 6, CMOS output with typical VOH 3.3V and VOL 0.3V.
15 VCC power_in 3.3V ±10% power supply.
16 B7 output Buffered clock output 7, CMOS output with typical VOH 3.3V and VOL 0.3V.
17 GND power_in Ground.
18 B8 output Buffered clock output 8, CMOS output with typical VOH 3.3V and VOL 0.3V.
19 B9 output Buffered clock output 9, CMOS output with typical VOH 3.3V and VOL 0.3V.
20 VCC power_in 3.3V ±10% power supply.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package QSOP-20-150mil
Category Clock and Timing
Pins 20

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Output High Voltage VOH 2.4 3 V VCC = Min., VIN = VIL or VIH, IOH = -8mA 2
Output Low Voltage VOL 0.2 V VCC = Min., VIN = VIL or VIH, IOH = 0.1mA 2
Output Low Voltage VOL 0.2 0.4 V VCC = Min., VIN = VIL or VIH, IOH = 16mA 2
Output Low Voltage VOL 0.3 0.5 V VCC = Min., VIN = VIL or VIH, IOH = 24mA 2
Input High Voltage VIH 2 5.5 V Guaranteed Logic HIGH Level (Input pins) 2
Input Low Voltage VIL -0.5 0.8 V Guaranteed Logic LOW Level (Input pins) 2
Input High Current IIH 1 μA VCC = Max. VIN = VCC 2
Input Low Current IIL -1 μA VCC = Max. VIN = GND 2
Clamp Diode Voltage VIK -0.7 -1.2 V VCC = Min., IIN = -18mA 2
Output HIGH Current IOH -35 -60 -110 mA VOUT = 1.5V, VIN = VIL or VIH, VCC = 3.3V 2
Output LOW Current IOL 50 90 200 mA VOUT = 1.5V, VIN = VIL or VIH, VCC = 3.3V 2
Short Circuit Current IOS -60 -135 -240 mA VCC = Max., VOUT = GND 2
Input Hysteresis VH 150 mV 2
Quiescent Power Supply Current ICC 3 30 μA VCC = Max. VIN = GND or VCC 3
Supply Current per Input @ TTL HIGH ΔICC 2 300 μA VCC = Max. VIN = VCC - 0.6V 3
Input Capacitance CIN 4.5 6 pF VIN = 0V, TA = 25°C, f = 1 MHz 3
Output Capacitance COUT 5.5 8 pF VOUT = 0V, TA = 25°C, f = 1 MHz 3
Propagation Delay A to BN tPLH/tPHL 1.5 3.8 ns CL = 15pF, RL = 500Ω, grade B 3
Skew between two outputs of same package tSK(O) 0.5 ns grade B 3
Skew between opposite transitions of the same output tSK(P) 0.35 ns grade B 3
Skew between outputs of different packages tSK(T) 0.75 ns same power supply, temp. and speed grade, grade B 3
Operating Temperature TA -40 85 °C 2
Storage Temperature -65 150 °C 2
Ambient Temperature with Power Applied -40 85 °C 2
Supply Voltage to Ground Potential (Inputs & VCC Only) -0.5 7 V 2
Supply Voltage to Ground Potential (Outputs & D/O Only) -0.5 7 V 2
DC Input Voltage -0.5 7 V 2
DC Output Current 120 mA 2
Power Dissipation 0.5 W 2

CAD (KiCad official)

  • Symbol: PI49FCT3807BQEX
  • Footprint: Package_SO:QSOP-20_3.9x8.7mm_P0.635mm
  • 3D model: QSOP-20-150mil (KiCad packages3D, STEP)
  • 3D model files: pi49fct3807bqex-etched.step / pi49fct3807bqex-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pi49fct3807bqex.step / pi49fct3807bqex.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (8 pp, sha256 61f6e98ea886c3ba, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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