component
SA555MM
Public Made by Adomby adom
HGSEMI Timers, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "SA555MM",
"brief": "HGSEMI Timers, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"manufacturer": "HGSEMI",
"package": "MSOP-8",
"pin_count": 8,
"category": "Clock And Timing",
"subcategory": "Timers",
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"status": "quota"
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"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground."
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{
"number": "2",
"name": "RTIG",
"type": "input",
"description": "Trigger input (触发); trigger voltage is 1.67 V typ at VCC=5V and 5 V typ at VCC=15V."
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{
"number": "3",
"name": "OUT",
"type": "output",
"description": "Output; VOL is 0.1 V typ at VCC=15V, ISINK=10mA and VOH is 13.3 V typ at VCC=15V, IS=100mA."
},
{
"number": "4",
"name": "R",
"type": "input",
"description": "Reset input; reset voltage is 0.5 V typ (0.4 V min, 1 V max)."
},
{
"number": "5",
"name": "CONTRIG",
"type": "passive",
"description": "Control voltage (trigger control) pin; control voltage is 10 V typ at VCC=15V and 3.33 V typ at VCC=5V."
},
{
"number": "6",
"name": "CONTH",
"type": "input",
"description": "Threshold input (阈值控制); threshold voltage is 0.667*VCC."
},
{
"number": "7",
"name": "DIS",
"type": "passive",
"description": "Discharge pin; leakage current is 20 nA typ (100 nA max) when output is high."
},
{
"number": "8",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 4.5 V to 16 V operating, 18 V absolute maximum."
}
],
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"guard_notes": [
"extractor flagged: Pin table lists pin 2 as 'RTIG 触发' (trigger), pin 5 as 'CONTRIG 触发控制' (trigger control) and pin 6 as; The MPN SA555MM is sold as SA555MM/TR in MSOP-8 per the ordering table. The pin table is shared for "
],
"pages_sent": 12,
"cost_usd": 0.0622,
"at": "2026-10-22T19:51:29"
},
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"cad": "KiCad official (CC-BY-SA 4.0)",
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"described": 8,
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"Package": "MSOP-8",
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"name": "Power dissipation (DIP)",
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{
"name": "Quiescent current",
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{
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{
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{
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"source_page": 4,
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{
"name": "Control voltage",
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"min": 2.6,
"typ": 3.33,
"max": 4,
"conditions": "VCC=5V",
"source_page": 4,
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{
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"min": null,
"typ": 20,
"max": 100,
"conditions": "output high",
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"typ": 80,
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"min": null,
"typ": 180,
"max": null,
"conditions": "output low, Vcc=15V, I7=15mA",
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"symbol": "VOH",
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"min": 12.75,
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{
"name": "Threshold voltage",
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"kind": "electrical",
"unit": "*Vcc",
"min": null,
"typ": 0.667,
"max": null,
"conditions": "",
"source_page": 4,
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{
"name": "Trigger voltage",
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"unit": "V",
"min": null,
"typ": 5,
"max": null,
"conditions": "VCC=15V",
"source_page": 4,
"source": "datasheet"
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{
"name": "Trigger voltage",
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"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.67,
"max": null,
"conditions": "VCC=5V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Output rise time",
"symbol": "tr",
"kind": "timing",
"unit": "nS",
"min": null,
"typ": 100,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
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{
"name": "Output fall time",
"symbol": "tf",
"kind": "timing",
"unit": "nS",
"min": null,
"typ": 100,
"max": null,
"conditions": "",
"source_page": 4,
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{
"name": "Initial accuracy (monostable)",
"symbol": "ΔtE",
"kind": "timing",
"unit": "%",
"min": null,
"typ": 1,
"max": null,
"conditions": "RA,RB=1~100k, C=0.1uF, VCC=5V(15V)",
"source_page": 4,
"source": "datasheet"
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{
"name": "Drift with temperature (monostable)",
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"kind": "temperature_coefficient",
"unit": "ppm/℃",
"min": null,
"typ": 50,
"max": null,
"conditions": "RA,RB=1~100k, C=0.1uF, VCC=5V(15V)",
"source_page": 4,
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{
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"kind": "voltage_coefficient",
"unit": "%/V",
"min": null,
"typ": 0.1,
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"conditions": "RA,RB=1~100k, C=0.1uF, VCC=5V(15V)",
"source_page": 4,
"source": "datasheet"
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{
"name": "Accuracy over operating temperature range (monostable)",
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"source_page": 4,
"source": "datasheet"
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{
"name": "Initial accuracy (astable)",
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"kind": "timing",
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"min": null,
"typ": 2.25,
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"source_page": 4,
"source": "datasheet"
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{
"name": "Drift with temperature (astable)",
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"min": null,
"typ": 150,
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"conditions": "RA,RB=1~100k, C=0.1uF, Vcc=5V(15V)",
"source_page": 4,
"source": "datasheet"
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"name": "Drift with voltage (astable)",
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"min": null,
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"conditions": "RA,RB=1~100k, C=0.1uF, Vcc=5V(15V)",
"source_page": 4,
"source": "datasheet"
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"name": "Accuracy over operating temperature range (astable)",
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