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AIP74HCT14TA14.TB

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Wuxi I-core Elec Flip Flops, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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AIP74HCT14TA14.TB

Wuxi I-core Elec · Flip Flops · TSSOP-14

AIP74HCT14TA14.TB from Wuxi I-core Elec, in a TSSOP-14. 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 1A input Data input of Schmitt-trigger inverter 1 (TTL-level thresholds on HCT14; VT+ 1.2 to 1.9 V at VCC=4.5 V).
2 1Y output Data output of inverter 1.
3 2A input Data input of Schmitt-trigger inverter 2.
4 2Y output Data output of inverter 2.
5 3A input Data input of Schmitt-trigger inverter 3.
6 3Y output Data output of inverter 3.
7 GND power_in Ground (0 V).
8 4Y output Data output of inverter 4.
9 4A input Data input of Schmitt-trigger inverter 4.
10 5Y output Data output of inverter 5.
11 5A input Data input of Schmitt-trigger inverter 5.
12 6Y output Data output of inverter 6.
13 6A input Data input of Schmitt-trigger inverter 6.
14 VCC power_in Supply voltage; AiP74HCT14 recommended range 4.5 to 5.5 V (absolute maximum 7 V).

Key specifications

Parameter Value
Manufacturer Wuxi I-core Elec
Package TSSOP-14
Category Logic
Pins 14

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Supply voltage VCC -0.5 7 V 7
Input clamping current IIK 20 mA VI < -0.5V or VI > VCC+0.5V (printed ±20) 7
Output clamping current IOK 20 mA VO < -0.5V or VO > VCC+0.5V (printed ±20) 7
Output current IO 25 mA -0.5V < VO < VCC+0.5V (printed ±25) 7
Supply current ICC 50 mA 7
Ground current IGND -50 mA 7
Total power dissipation Ptot 500 mW (T)SSOP14: above 60℃ derates linearly with 5.5mW/K 7
Storage temperature Tstg -65 150 ℃ 7
Supply voltage VCC 4.5 5 5.5 V AiP74HCT14 7
Input voltage VI 0 V max printed as VCC 7
Output voltage VO 0 V max printed as VCC 7
Input transition rise and fall rate Δt/ΔV 1.67 139 ns/V VCC=4.5V 7
Ambient temperature Tamb -40 105 ℃ 7
HIGH-level output voltage VOH 4.4 4.5 V Tamb=25℃; VI=VT+ or VT-; IO=-20uA; VCC=4.5V 8
HIGH-level output voltage VOH 3.98 4.32 V Tamb=25℃; VI=VT+ or VT-; IO=-4.0mA; VCC=4.5V 8
LOW-level output voltage VOL 0 0.1 V Tamb=25℃; VI=VT+ or VT-; IO=20uA; VCC=4.5V 8
LOW-level output voltage VOL 0.15 0.26 V Tamb=25℃; VI=VT+ or VT-; IO=4.0mA; VCC=4.5V 8
Input leakage current II -0.1 0.1 uA Tamb=25℃; VI=VCC or GND; VCC=5.5V 8
Supply current ICC 2 uA Tamb=25℃; VI=VCC or GND; IO=0A; VCC=5.5V 8
Additional supply current ΔICC 30 108 uA Tamb=25℃; per input pin; VI=VCC-2.1V; IO=0A; other inputs at VCC or GND; VCC=4.5V to 5.5V 8
HIGH-level output voltage VOH 4.4 V Tamb=-40℃ to +85℃; VI=VT+ or VT-; IO=-20uA; VCC=4.5V 9
HIGH-level output voltage VOH 3.84 V Tamb=-40℃ to +85℃; VI=VT+ or VT-; IO=-4.0mA; VCC=4.5V 9
LOW-level output voltage VOL 0.1 V Tamb=-40℃ to +85℃; VI=VT+ or VT-; IO=20uA; VCC=4.5V 9
LOW-level output voltage VOL 0.33 V Tamb=-40℃ to +85℃; VI=VT+ or VT-; IO=4.0mA; VCC=4.5V 9
Input leakage current II -1 1 uA Tamb=-40℃ to +85℃; VI=VCC or GND; VCC=5.5V 9
Supply current ICC 20 uA Tamb=-40℃ to +85℃; VI=VCC or GND; IO=0A; VCC=5.5V 9
Additional supply current ΔICC 135 uA Tamb=-40℃ to +85℃; per input pin; VI=VCC-2.1V; IO=0A; other inputs at VCC or GND; VCC=4.5V to 5.5V 9
HIGH-level output voltage VOH 4.4 V Tamb=-40℃ to +105℃; VI=VT+ or VT-; IO=-20uA; VCC=4.5V 10
HIGH-level output voltage VOH 3.7 V Tamb=-40℃ to +105℃; VI=VT+ or VT-; IO=-4.0mA; VCC=4.5V 10
LOW-level output voltage VOL 0.1 V Tamb=-40℃ to +105℃; VI=VT+ or VT-; IO=20uA; VCC=4.5V 10
LOW-level output voltage VOL 0.4 V Tamb=-40℃ to +105℃; VI=VT+ or VT-; IO=4.0mA; VCC=4.5V 10
Input leakage current II -1 1 uA Tamb=-40℃ to +105℃; VI=VCC or GND; VCC=5.5V 10
Supply current ICC 40 uA Tamb=-40℃ to +105℃; VI=VCC or GND; IO=0A; VCC=5.5V 10
Additional supply current ΔICC 147 uA Tamb=-40℃ to +105℃; per input pin; VI=VCC-2.1V; IO=0A; other inputs at VCC or GND; VCC=4.5V to 5.5V 10
Propagation delay nA to nY tpd 20 34 ns Tamb=25℃; VCC=4.5V; see Figure 5 11
Propagation delay nA to nY tpd 17 ns Tamb=25℃; VCC=5.0V; CL=15pF 11
Transition time tt 7 15 ns Tamb=25℃; VCC=4.5V; see Figure 5 11
Propagation delay nA to nY tpd 43 ns Tamb=-40℃ to +85℃; VCC=4.5V; see Figure 5 12
Transition time tt 19 ns Tamb=-40℃ to +85℃; VCC=4.5V; see Figure 5 12
Propagation delay nA to nY tpd 51 ns AC Characteristics 3 (header prints -40℃ to +85℃); VCC=4.5V; see Figure 5 12
Transition time tt 22 ns AC Characteristics 3 (header prints -40℃ to +85℃); VCC=4.5V; see Figure 5 12
Positive-going threshold voltage VT+ 1.2 1.41 1.9 V Tamb=25℃; VCC=4.5V 13
Positive-going threshold voltage VT+ 1.4 1.59 2.1 V Tamb=25℃; VCC=5.5V 13
Negative-going threshold voltage VT- 0.5 0.85 1.2 V Tamb=25℃; VCC=4.5V 13
Negative-going threshold voltage VT- 0.6 0.99 1.4 V Tamb=25℃; VCC=5.5V 13
Hysteresis voltage VH 0.4 0.56 V Tamb=25℃; VCC=4.5V 13
Hysteresis voltage VH 0.4 0.6 V Tamb=25℃; VCC=5.5V 13
Positive-going threshold voltage VT+ 1.2 1.9 V Tamb=-40℃ to +85℃; VCC=4.5V 13
Positive-going threshold voltage VT+ 1.4 2.1 V Tamb=-40℃ to +85℃; VCC=5.5V 13
Negative-going threshold voltage VT- 0.5 1.2 V Tamb=-40℃ to +85℃; VCC=4.5V 13
Negative-going threshold voltage VT- 0.6 1.4 V Tamb=-40℃ to +85℃; VCC=5.5V 13
Hysteresis voltage VH 0.4 V Tamb=-40℃ to +85℃; VCC=4.5V 13
Positive-going threshold voltage VT+ 1.2 1.9 V Tamb=-40℃ to +105℃; VCC=4.5V 14
Positive-going threshold voltage VT+ 1.4 2.1 V Tamb=-40℃ to +105℃; VCC=5.5V 14
Negative-going threshold voltage VT- 0.5 1.2 V Tamb=-40℃ to +105℃; VCC=4.5V 14
Negative-going threshold voltage VT- 0.6 1.4 V Tamb=-40℃ to +105℃; VCC=5.5V 14
Input capacitance CI 3.5 pF Tamb=25℃ 8
Power dissipation capacitance CPD 8 pF per package; VI= GND to VCC-1.5V 11

CAD (KiCad official)

  • Symbol: AIP74HCT14TA14.TB
  • Footprint: Package_SO:TSSOP-14_4.4x5mm_P0.65mm
  • 3D model: TSSOP-14 (KiCad packages3D, STEP)
  • 3D model files: aip74hct14ta14-tb-etched.step / aip74hct14ta14-tb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); aip74hct14ta14-tb.step / aip74hct14ta14-tb.glb are the bare package body.

Provenance

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

  • Datasheet: Wuxi I-core Elec datasheet (20 pp, sha256 16839909a9a11c24, retrieved 2026-10-23, 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