component
MC74VHC257DTR2G
Public Made by Adomby adom
onsemi Signal Switches, Multiplexers, Decoders, TSSOP-16. Pinout settled in review by an AI reviewer against the manufacturer's datasheet, KiCad symbol/footprint/3D.
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page.json+75−69@@ -52,97 +52,97 @@ "number": "1", "name": "S", "type": "input",- "description": "Common select input that chooses A or B data for all four multiplexers; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Common select input that determines whether the A or B inputs are routed to the Y outputs; inputs tolerate up to 7 V." }, { "number": "2", "name": "A0", "type": "input",- "description": "Channel 0 data input A, routed to Y0 when S is Low and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 0 data input A, routed to Y0 by the select decoding; tolerates up to 7 V." }, { "number": "3", "name": "B0", "type": "input",- "description": "Channel 0 data input B, routed to Y0 when S is High and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 0 data input B, routed to Y0 by the select decoding; tolerates up to 7 V." }, { "number": "4", "name": "Y0", "type": "tri_state",- "description": "Channel 0 3-state multiplexer output; maximum DC output current 25 mA per pin."+ "description": "Channel 0 3-state multiplexer output, driven from A0 or B0 as chosen by S." }, { "number": "5", "name": "A1", "type": "input",- "description": "Channel 1 data input A, routed to Y1 when S is Low and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 1 data input A, routed to Y1 by the select decoding; tolerates up to 7 V." }, { "number": "6", "name": "B1", "type": "input",- "description": "Channel 1 data input B, routed to Y1 when S is High and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 1 data input B, routed to Y1 by the select decoding; tolerates up to 7 V." }, { "number": "7", "name": "Y1", "type": "tri_state",- "description": "Channel 1 3-state multiplexer output; maximum DC output current 25 mA per pin."+ "description": "Channel 1 3-state multiplexer output, driven from A1 or B1 as chosen by S." }, { "number": "8", "name": "GND", "type": "power_in",- "description": "Ground reference; all voltages are referenced to GND, with recommended operating VCC of 2.0 V to 5.5 V."+ "description": "Ground (0 V reference)." }, { "number": "9", "name": "Y2", "type": "tri_state",- "description": "Channel 2 3-state multiplexer output; maximum DC output current 25 mA per pin."+ "description": "Channel 2 3-state multiplexer output, driven from A2 or B2 as chosen by S." }, { "number": "10",- "name": "A2",+ "name": "B2", "type": "input",- "description": "Channel 2 data input A, routed to Y2 when S is Low and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 2 data input B, routed to Y2 by the select decoding; tolerates up to 7 V." }, { "number": "11",- "name": "B2",+ "name": "A2", "type": "input",- "description": "Channel 2 data input B, routed to Y2 when S is High and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 2 data input A, routed to Y2 by the select decoding; tolerates up to 7 V." }, { "number": "12", "name": "Y3", "type": "tri_state",- "description": "Channel 3 3-state multiplexer output; maximum DC output current 25 mA per pin."+ "description": "Channel 3 3-state multiplexer output, driven from A3 or B3 as chosen by S." }, { "number": "13", "name": "B3", "type": "input",- "description": "Channel 3 data input B, routed to Y3 when S is High and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 3 data input B, routed to Y3 by the select decoding; tolerates up to 7 V." }, { "number": "14", "name": "A3", "type": "input",- "description": "Channel 3 data input A, routed to Y3 when S is Low and OE is Low; inputs tolerate up to 7 V (absolute maximum VIN −0.5 to +7.0 V)."+ "description": "Channel 3 data input A, routed to Y3 by the select decoding; tolerates up to 7 V." }, { "number": "15",- "name": "OE",+ "name": "~{OE}", "type": "input",- "description": "Output enable; when held High, data selection is inhibited and the function table shows the outputs as high impedance (Z)."+ "description": "Common output enable input; when held High, data selection is inhibited and the outputs are disabled." }, { "number": "16", "name": "VCC", "type": "power_in",- "description": "Positive DC supply; recommended operating range 2.0 V to 5.5 V, absolute maximum −0.5 to +7.0 V."+ "description": "Positive supply voltage, 2.0 V to 5.5 V recommended operating range." } ], "provenance": {@@ -159,6 +159,12 @@ "described": 16, "cites_pages": true, "refuses_to_fabricate": true+ },+ "correction": {+ "at": "2026-11-06",+ "what": "2 of 16 pins corrected",+ "how": "pinout replaced from review decision: ray (review) (); the previous pinout came from an earlier extraction",+ "symbol": "regenerated from the corrected pinout" } }, "viewers": {@@ -306,7 +312,7 @@ "name": "Operating Temperature Range, all Package Types", "symbol": "TA", "kind": "recommended_operating",- "unit": "°C",+ "unit": "\u00b0C", "min": -55, "typ": null, "max": 125,@@ -438,7 +444,7 @@ "name": "Storage Temperature Range", "symbol": "TSTG", "kind": "absolute_maximum",- "unit": "°C",+ "unit": "\u00b0C", "min": -65, "typ": null, "max": 150,@@ -490,7 +496,7 @@ "min": 300, "typ": null, "max": null,- "conditions": "Above VCC and below GND at 125°C (Note 4)",+ "conditions": "Above VCC and below GND at 125\u00b0C (Note 4)", "source_page": 3, "source": "datasheet" },@@ -502,7 +508,7 @@ "min": 1.5, "typ": null, "max": null,- "conditions": "VCC = 2.0 V; TA = 25°C",+ "conditions": "VCC = 2.0 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -514,7 +520,7 @@ "min": 0.7, "typ": null, "max": null,- "conditions": "VCC = 3.0 to 5.5 V; TA = 25°C",+ "conditions": "VCC = 3.0 to 5.5 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -526,7 +532,7 @@ "min": null, "typ": null, "max": 0.5,- "conditions": "VCC = 2.0 V; TA = 25°C",+ "conditions": "VCC = 2.0 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -538,7 +544,7 @@ "min": null, "typ": null, "max": 0.3,- "conditions": "VCC = 3.0 to 5.5 V; TA = 25°C",+ "conditions": "VCC = 3.0 to 5.5 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -550,7 +556,7 @@ "min": 1.9, "typ": 2, "max": null,- "conditions": "VIN = VIH or VIL; IOH = −50 µA; VCC = 2.0 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; IOH = \u221250 \u00b5A; VCC = 2.0 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -562,7 +568,7 @@ "min": 2.9, "typ": 3, "max": null,- "conditions": "VIN = VIH or VIL; IOH = −50 µA; VCC = 3.0 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; IOH = \u221250 \u00b5A; VCC = 3.0 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -574,7 +580,7 @@ "min": 4.4, "typ": 4.5, "max": null,- "conditions": "VIN = VIH or VIL; IOH = −50 µA; VCC = 4.5 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; IOH = \u221250 \u00b5A; VCC = 4.5 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -586,7 +592,7 @@ "min": 2.58, "typ": null, "max": null,- "conditions": "VIN = VIH or VIL; IOH = −4 mA; VCC = 3.0 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; IOH = \u22124 mA; VCC = 3.0 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -598,7 +604,7 @@ "min": 3.94, "typ": null, "max": null,- "conditions": "VIN = VIH or VIL; IOH = −8 mA; VCC = 4.5 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; IOH = \u22128 mA; VCC = 4.5 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -610,7 +616,7 @@ "min": null, "typ": 0, "max": 0.1,- "conditions": "VIN = VIH or VIL; IOL = 50 µA; VCC = 2.0 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; IOL = 50 \u00b5A; VCC = 2.0 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -622,7 +628,7 @@ "min": null, "typ": null, "max": 0.36,- "conditions": "VIN = VIH or VIL; IOH = 4 mA (as printed); VCC = 3.0 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; IOH = 4 mA (as printed); VCC = 3.0 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -630,11 +636,11 @@ "name": "Input Leakage Current", "symbol": "IIN", "kind": "electrical",- "unit": "µA",+ "unit": "\u00b5A", "min": -0.1, "typ": null, "max": 0.1,- "conditions": "VIN = 5.5 V or GND; VCC = 0 to 5.5 V; TA = 25°C",+ "conditions": "VIN = 5.5 V or GND; VCC = 0 to 5.5 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -642,11 +648,11 @@ "name": "Input Leakage Current", "symbol": "IIN", "kind": "electrical",- "unit": "µA",+ "unit": "\u00b5A", "min": -1, "typ": null, "max": 1,- "conditions": "VIN = 5.5 V or GND; VCC = 0 to 5.5 V; −55°C ≤ TA ≤ 125°C",+ "conditions": "VIN = 5.5 V or GND; VCC = 0 to 5.5 V; \u221255\u00b0C \u2264 TA \u2264 125\u00b0C", "source_page": 4, "source": "datasheet" },@@ -654,11 +660,11 @@ "name": "Maximum 3-State Leakage Current", "symbol": "IOZ", "kind": "electrical",- "unit": "µA",+ "unit": "\u00b5A", "min": -0.25, "typ": null, "max": 0.25,- "conditions": "VIN = VIH or VIL; VOUT = VCC or GND; VCC = 5.5 V; TA = 25°C",+ "conditions": "VIN = VIH or VIL; VOUT = VCC or GND; VCC = 5.5 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -666,11 +672,11 @@ "name": "Maximum 3-State Leakage Current", "symbol": "IOZ", "kind": "electrical",- "unit": "µA",+ "unit": "\u00b5A", "min": -2.5, "typ": null, "max": 2.5,- "conditions": "VIN = VIH or VIL; VOUT = VCC or GND; VCC = 5.5 V; −55°C ≤ TA ≤ 125°C",+ "conditions": "VIN = VIH or VIL; VOUT = VCC or GND; VCC = 5.5 V; \u221255\u00b0C \u2264 TA \u2264 125\u00b0C", "source_page": 4, "source": "datasheet" },@@ -678,11 +684,11 @@ "name": "Maximum Quiescent Supply Current (per package)", "symbol": "ICC", "kind": "electrical",- "unit": "µA",+ "unit": "\u00b5A", "min": null, "typ": null, "max": 4,- "conditions": "VIN = VCC or GND; VCC = 5.5 V; TA = 25°C",+ "conditions": "VIN = VCC or GND; VCC = 5.5 V; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -690,11 +696,11 @@ "name": "Maximum Quiescent Supply Current (per package)", "symbol": "ICC", "kind": "electrical",- "unit": "µA",+ "unit": "\u00b5A", "min": null, "typ": null, "max": 40,- "conditions": "VIN = VCC or GND; VCC = 5.5 V; −55°C ≤ TA ≤ 125°C",+ "conditions": "VIN = VCC or GND; VCC = 5.5 V; \u221255\u00b0C \u2264 TA \u2264 125\u00b0C", "source_page": 4, "source": "datasheet" },@@ -706,7 +712,7 @@ "min": null, "typ": 5.8, "max": 9.3,- "conditions": "VCC = 3.3 ± 0.3 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 3.3 \u00b1 0.3 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -718,7 +724,7 @@ "min": null, "typ": 8.3, "max": 12.8,- "conditions": "VCC = 3.3 ± 0.3 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 3.3 \u00b1 0.3 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -730,7 +736,7 @@ "min": null, "typ": 3.6, "max": 5.9,- "conditions": "VCC = 5.0 ± 0.5 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 5.0 \u00b1 0.5 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -742,7 +748,7 @@ "min": null, "typ": 5.1, "max": 7.9,- "conditions": "VCC = 5.0 ± 0.5 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 5.0 \u00b1 0.5 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -754,7 +760,7 @@ "min": null, "typ": 7, "max": 11,- "conditions": "VCC = 3.3 ± 0.3 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 3.3 \u00b1 0.3 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -766,7 +772,7 @@ "min": null, "typ": 9.5, "max": 14.5,- "conditions": "VCC = 3.3 ± 0.3 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 3.3 \u00b1 0.3 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -778,7 +784,7 @@ "min": null, "typ": 4, "max": 6.8,- "conditions": "VCC = 5.0 ± 0.5 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 5.0 \u00b1 0.5 V; CL = 15 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -790,7 +796,7 @@ "min": null, "typ": 5.5, "max": 8.8,- "conditions": "VCC = 5.0 ± 0.5 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 5.0 \u00b1 0.5 V; CL = 50 pF; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -802,7 +808,7 @@ "min": null, "typ": 6.7, "max": 10.5,- "conditions": "VCC = 3.3 ± 0.3 V; CL = 15 pF; RL = 1 kΩ; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 3.3 \u00b1 0.3 V; CL = 15 pF; RL = 1 k\u03a9; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -814,7 +820,7 @@ "min": null, "typ": 9.2, "max": 14,- "conditions": "VCC = 3.3 ± 0.3 V; CL = 50 pF; RL = 1 kΩ; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 3.3 \u00b1 0.3 V; CL = 50 pF; RL = 1 k\u03a9; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -826,7 +832,7 @@ "min": null, "typ": 3.6, "max": 6.8,- "conditions": "VCC = 5.0 ± 0.5 V; CL = 15 pF; RL = 1 kΩ; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 5.0 \u00b1 0.5 V; CL = 15 pF; RL = 1 k\u03a9; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -838,7 +844,7 @@ "min": null, "typ": 5.1, "max": 8.8,- "conditions": "VCC = 5.0 ± 0.5 V; CL = 50 pF; RL = 1 kΩ; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 5.0 \u00b1 0.5 V; CL = 50 pF; RL = 1 k\u03a9; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -850,7 +856,7 @@ "min": null, "typ": 12, "max": 15,- "conditions": "VCC = 3.3 ± 0.3 V; CL = 50 pF; RL = 1 kΩ; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 3.3 \u00b1 0.3 V; CL = 50 pF; RL = 1 k\u03a9; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -862,7 +868,7 @@ "min": null, "typ": 5.7, "max": 13,- "conditions": "VCC = 5.0 ± 0.5 V; CL = 50 pF; RL = 1 kΩ; input tr = tf = 3.0 ns; TA = 25°C",+ "conditions": "VCC = 5.0 \u00b1 0.5 V; CL = 50 pF; RL = 1 k\u03a9; input tr = tf = 3.0 ns; TA = 25\u00b0C", "source_page": 4, "source": "datasheet" },@@ -874,7 +880,7 @@ "min": null, "typ": 0.3, "max": 0.8,- "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25°C",+ "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25\u00b0C", "source_page": 5, "source": "datasheet" },@@ -886,7 +892,7 @@ "min": null, "typ": -0.3, "max": -0.8,- "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25°C",+ "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25\u00b0C", "source_page": 5, "source": "datasheet" },@@ -898,7 +904,7 @@ "min": 3.5, "typ": null, "max": null,- "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25°C",+ "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25\u00b0C", "source_page": 5, "source": "datasheet" },@@ -910,7 +916,7 @@ "min": null, "typ": null, "max": 1.5,- "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25°C",+ "conditions": "Input tr = tf = 3.0 ns; CL = 50 pF; VCC = 5.0 V; TA = 25\u00b0C", "source_page": 5, "source": "datasheet" },@@ -928,9 +934,9 @@ }, { "name": "Thermal Resistance, Junction-to-Ambient, TSSOP package",- "symbol": "θJA",+ "symbol": "\u03b8JA", "kind": "thermal",- "unit": "°C/W",+ "unit": "\u00b0C/W", "min": null, "typ": 164, "max": null,@@ -978,7 +984,7 @@ "mc74vhc257dtr2g-hero.overlay.json", "mc74vhc257dtr2g-etched.glb" ],- "visibility": "public",- "description": "onsemi Signal Switches, Multiplexers, Decoders, TSSOP-16. Pinout settled in review by an AI reviewer against the manufacturer's datasheet, KiCad symbol/footprint/3D.",- "org": "adom"-}+ "visibility": {+ "public": true+ }+}