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74AHC14BQ Dataheets PDF



Part Number 74AHC14BQ
Manufacturers nexperia
Logo nexperia
Description Hex inverting Schmitt trigger
Datasheet 74AHC14BQ Datasheet74AHC14BQ Datasheet (PDF)

74AHC14; 74AHCT14 Hex inverting Schmitt trigger Rev. 6 — 16 June 2020 Product data sheet 1. General description The 74AHC14; 74AHCT14 is a hex inverter with Schmitt-trigger inputs. Inputs are overvoltage tolerant. This feature allows the use of these devices as translators in mixed voltage environments. 2. Features and benefits • Wide supply voltage range from 2.0 V to 5.5 V • Overvoltage tolerant inputs to 5.5 V • High noise immunity • CMOS low power dissipation • Balanced propagation delays.

  74AHC14BQ   74AHC14BQ


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74AHC14; 74AHCT14 Hex inverting Schmitt trigger Rev. 6 — 16 June 2020 Product data sheet 1. General description The 74AHC14; 74AHCT14 is a hex inverter with Schmitt-trigger inputs. Inputs are overvoltage tolerant. This feature allows the use of these devices as translators in mixed voltage environments. 2. Features and benefits • Wide supply voltage range from 2.0 V to 5.5 V • Overvoltage tolerant inputs to 5.5 V • High noise immunity • CMOS low power dissipation • Balanced propagation delays • Input levels: • For 74AHC14: CMOS level • For 74AHCT14: TTL level • ESD protection: • HBM JESD22-A114E exceeds 2000 V • MM JESD22-A115-A exceeds 200 V • CDM JESD22-C101C exceeds 1000 V • Latch-up performance exceeds 100 mA per JESD 78 Class II Level A • Multiple package options • Specified from -40 °C to +85 °C and from -40 °C to +125 °C 3. Ordering information Table 1. Ordering information Type number Package Temperature range Name 74AHC14D -40 °C to +125 °C SO14 74AHCT14D 74AHC14PW -40 °C to +125 °C TSSOP14 74AHCT14PW 74AHC14BQ -40 °C to +125 °C DHVQFN14 74AHCT14BQ Description plastic small outline package; 14 leads; body width 3.9 mm Version SOT108-1 plastic thin shrink small outline package; 14 leads; body width 4.4 mm SOT402-1 plastic dual in-line compatible thermal SOT762-1 enhanced very thin quad flat package; no leads; 14 terminals; body 2.5 × 3 × 0.85 mm Nexperia 74AHC14; 74AHCT14 Hex inverting Schmitt trigger 4. Functional diagram 1 2 1 1A 3 2A 5 3A 9 4A 11 5A 13 6A 1Y 2 2Y 4 3Y 6 4Y 8 5Y 10 6Y 12 mna204 Fig. 1. Logic symbol 3 4 5 6 9 8 11 10 13 12 001aac497 Fig. 2. IEC logic symbol 5. Pinning information A Y mna025 Fig. 3. Logic diagram (one Schmitt-trigger) 5.1. Pinning 74AHC14 74AHCT14 1A 1 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND 7 14 VCC 13 6A 12 6Y 11 5A 10 5Y 9 4A 8 4Y 001aac498 Fig. 4. Pin configuration SOT108-1 (SO14) and SOT402-1 (TSSOP14) 74AHC14 74AHCT14 1 1A 14 VCC terminal 1 index area 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND(1) 13 6A 12 6Y 11 5A 10 5Y 9 4A GND 7 4Y 8 001aac499 Transparent top view (1) This is not a ground pin. There is no electrical or mechanical requirement to solder the pad. In case soldered, the solder land should remain floating or connected to GND Fig. 5. Pin configuration SOT762-1 (DHVQFN14) 74AHC_AHCT14 Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 6 — 16 June 2020 © Nexperia B.V. 2020. All rights reserved 2 / 16 Nexperia 74AHC14; 74AHCT14 Hex inverting Schmitt trigger 5.2. Pin description Table 2. Pin description Symbol 1A, 2A, 3A, 4A, 5A, 6A 1Y, 2Y, 3Y, 4Y, 5Y, 6Y GND VCC Pin 1, 3, 5, 9, 11, 13 2, 4, 6, 8, 10, 12 7 14 6. Functional description Table 3. Function table H = HIGH voltage level; L = LOW voltage level. Input nA L H Output nY H L Description data input data output ground (0 V) supply voltage 7. Limiting values Table 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions Min Max Unit VCC VI IIK IOK IO ICC IGND Tstg Ptot supply voltage input voltage input clamping current output clamping current output current supply current ground current storage temperature total power dissipation VI < -0.5 V VO < -0.5 V or VO > VCC + 0.5 V VO = -0.5 V to (VCC + 0.5 V) Tamb = -40 °C to +125 °C -0.5 -0.5 [1] -20 [1] -20 -25 - -75 -65 [2] - +7.0 V +7.0 V - mA +20 mA +25 mA +75 mA - mA +150 °C 500 mW [1] The input and output voltage ratings may be exceeded if the input and output current ratings are observed. [2] For SOT108-1 (SO14) package: Ptot derates linearly with 10.1 mW/K above 100 °C. For SOT402-1 (TSSOP14) package: Ptot derates linearly with 7.3 mW/K above 81 °C. For SOT762-1 (DHVQFN14) package: Ptot derates linearly with 9.6 mW/K above 98 °C. 74AHC_AHCT14 Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 6 — 16 June 2020 © Nexperia B.V. 2020. All rights reserved 3 / 16 Nexperia 74AHC14; 74AHCT14 Hex inverting Schmitt trigger 8. Recommended operating conditions Table 5. Recommended operating conditions Voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions VCC VI VO Tamb supply voltage input voltage output voltage ambient temperature 74AHC14 Min Typ Max 2.0 5.0 5.5 0 - 5.5 0 - VCC -40 +25 +125 74AHCT14 Unit Min Typ Max 4.5 5.0 5.5 V 0 - 5.5 V 0 - VCC V -40 +25 +125 °C 9. Static characteristics Table 6. Static characteristics At recommended operating conditions; voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions 25 °C -40 °C to +85 °C -40 °C to +125 °C Unit Min Typ Max Min Max Min Max 74AHC14 VOH HIGH-level VI = VT+ or VT- output voltage IO = -50 μA; VCC = 2.0 V 1.9 2.0 - 1.9 - 1.9 -V IO = -50 μA; VCC = .


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