component
AD8421BRMZ-R7
Public Made by Adomby adom
Analog Devices Instrumentation Amplifiers, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
ad8421brmz-r7: specified limits as data (metadata.characteristics, 49 rows from the datasheet)
2 files changed
+651
README.md+56@@ -26,6 +26,62 @@ AD8421BRMZ-R7 from Analog Devices, in a MSOP-8. Pinout and pin descriptions extr | Category | Amplifiers/Comparators | | Pins | 8 | +## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| CMRR, DC to 60 Hz, G = 1 (BRM) | CMRR | 92 | | | dB | DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 1 | 5 |+| CMRR, DC to 60 Hz, G = 10 (BRM) | CMRR | 112 | | | dB | DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 10 | 5 |+| CMRR, DC to 60 Hz, G = 100 (BRM) | CMRR | 132 | | | dB | DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 100 | 5 |+| CMRR, DC to 60 Hz, G = 1000 (BRM) | CMRR | 140 | | | dB | DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 1000 | 5 |+| CMRR over full temperature, G = 1 (BRM) | CMRR | 90 | | | dB | 全温度范围，G = 1，TA = −40°C至+85°C | 5 |+| CMRR at 20 kHz, G = 1 (BRM) | CMRR | 80 | | | dB | 20 kHz时的CMRR，VCM = −10 V至+10 V，G = 1 | 5 |+| CMRR at 20 kHz, G = 10 (BRM) | CMRR | 90 | | | dB | 20 kHz时的CMRR，VCM = −10 V至+10 V，G = 10 | 5 |+| CMRR at 20 kHz, G = 100 (BRM) | CMRR | 100 | | | dB | 20 kHz时的CMRR，VCM = −10 V至+10 V，G = 100 | 5 |+| CMRR at 20 kHz, G = 1000 (BRM) | CMRR | 100 | | | dB | 20 kHz时的CMRR，VCM = −10 V至+10 V，G = 1000 | 5 |+| Input voltage noise density (BRM) | eni | | 3 | 3.2 | nV/√Hz | 1 kHz，VIN+, VIN− = 0 V | 5 |+| Peak-to-peak RTI voltage noise, G = 1 (BRM) | | | 2 | 2.2 | µV p-p | f = 0.1 Hz至10 Hz，RTI，G = 1 | 5 |+| Peak-to-peak RTI voltage noise, G = 100 to 1000 (BRM) | | | 0.07 | 0.09 | µV p-p | f = 0.1 Hz至10 Hz，RTI，G = 100至1000 | 5 |+| Input offset voltage, VOSI (BRM) | VOSI | | | 50 | µV | VS = ±5 V至±15 V | 5 |+| Input offset voltage over full temperature, VOSI (BRM) | VOSI | | | 135 | µV | 全温度范围 TA = −40°C至+85°C | 5 |+| Input offset voltage average temperature coefficient, VOSI (BRM) | VOSI | | | 0.9 | µV/°C | | 5 |+| Output offset voltage, VOSO (BRM) | VOSO | | | 400 | µV | | 5 |+| Output offset voltage over full temperature, VOSO (BRM) | VOSO | | | 1 | mV | 全温度范围 TA = −40°C至+85°C | 5 |+| Output offset voltage average temperature coefficient, VOSO (BRM) | VOSO | | | 9 | µV/°C | | 5 |+| PSR, G = 1 (BRM) | | 100 | 120 | | dB | VS = ±2.5 V至±18 V，G = 1 | 6 |+| PSR, G = 10 (BRM) | | 120 | 140 | | dB | VS = ±2.5 V至±18 V，G = 10 | 6 |+| PSR, G = 100 (BRM) | | 140 | 150 | | dB | VS = ±2.5 V至±18 V，G = 100 | 6 |+| PSR, G = 1000 (BRM) | | 140 | 150 | | dB | VS = ±2.5 V至±18 V，G = 1000 | 6 |+| Input bias current (BRM) | | | 0.1 | 1 | nA | | 6 |+| Input bias current over full temperature (BRM) | | | | 6 | nA | 全温度范围 TA = −40°C至+85°C | 6 |+| Input offset current (BRM) | | | 0.1 | 1 | nA | | 6 |+| Input offset current over full temperature (BRM) | | | | 1.5 | nA | 全温度范围 TA = −40°C至+85°C | 6 |+| Gain range | | 1 | | 10000 | V/V | | 6 |+| Gain error, G = 1 (BRM) | | | | 0.02 | % | VOUT = ±10 V，G = 1 | 6 |+| Gain error, G = 10 to 1000 (BRM) | | | | 0.2 | % | VOUT = ±10 V，G = 10至1000 | 6 |+| Gain nonlinearity, G = 1, RL = 600 Ω (BRM) | | | 1 | 3 | ppm | VOUT = −10 V至+10 V，G = 1，RL = 600 Ω | 6 |+| Gain nonlinearity, G = 10 to 1000 (BRM) | | | 30 | 50 | ppm | VOUT = −10 V至+10 V，G = 10至1000，RL ≥ 600 Ω | 6 |+| Gain nonlinearity, VOUT = ±5 V (BRM) | | | 5 | 10 | ppm | VOUT = −5 V至+5 V | 6 |+| Gain vs temperature, G = 1 (BRM) | | | 0.1 | 1 | ppm/°C | G = 1 | 6 |+| Input bias current reference pin, IIN (BRM) | IIN | 20 | 24 | | µA | VIN+, VIN− = 0 V | 7 |+| Output reference gain (BRM) | | -0.0001 | 1 | 0.0001 | V/V | | 7 |+| Supply voltage, single supply | | 5 | | 36 | V | 单电源 | 7 |+| Supply voltage, dual supply | | 2.5 | | 18 | V | 双电源 | 7 |+| Quiescent (supply) current (BRM) | | | 2 | 2.3 | mA | | 7 |+| Quiescent (supply) current over full temperature (BRM) | | | | 2.6 | mA | 全温度范围 TA = −40°C至+85°C | 7 |+| Rated performance temperature range | | -40 | | 85 | °C | 额定性能 | 7 |+| Operating temperature range | | -40 | | 125 | °C | | 7 |+| Supply voltage (absolute maximum) | | -18 | | 18 | V | 电源电压 ±18 V | 8 |+| Storage temperature range | | -65 | | 150 | °C | | 8 |+| Operating temperature range (absolute maximum) | | -40 | | 125 | °C | | 8 |+| Maximum junction temperature | | | | 150 | °C | | 8 |+| ESD human body model | | | | 2 | kV | 人体模型 | 8 |+| ESD charged device model | | | | 1.25 | kV | 充电器件模型 | 8 |+| ESD machine model | | | | 0.2 | kV | 机器放电模型 | 8 |+| Thermal resistance, junction-to-ambient, 8-lead MSOP | θJA | | 138.6 | | °C/W | 4层JEDEC PCB，空气中 | 8 |+ ## CAD (KiCad official) - Symbol: `AD8421BRMZ-R7`
page.json+595@@ -163,6 +163,601 @@ "Package": "MSOP-8", "Category": "Amplifiers/Comparators", "Pins": "8"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "cee2fa8289e5925e",+ "rows": [+ {+ "name": "CMRR, DC to 60 Hz, G = 1 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 92,+ "typ": null,+ "max": null,+ "conditions": "DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 1",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR, DC to 60 Hz, G = 10 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 112,+ "typ": null,+ "max": null,+ "conditions": "DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 10",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR, DC to 60 Hz, G = 100 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 132,+ "typ": null,+ "max": null,+ "conditions": "DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 100",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR, DC to 60 Hz, G = 1000 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 140,+ "typ": null,+ "max": null,+ "conditions": "DC至60 Hz的CMRR，1 kΩ非均衡信号源，VCM = −10 V至+10 V，G = 1000",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR over full temperature, G = 1 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 90,+ "typ": null,+ "max": null,+ "conditions": "全温度范围，G = 1，TA = −40°C至+85°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR at 20 kHz, G = 1 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 80,+ "typ": null,+ "max": null,+ "conditions": "20 kHz时的CMRR，VCM = −10 V至+10 V，G = 1",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR at 20 kHz, G = 10 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 90,+ "typ": null,+ "max": null,+ "conditions": "20 kHz时的CMRR，VCM = −10 V至+10 V，G = 10",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR at 20 kHz, G = 100 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 100,+ "typ": null,+ "max": null,+ "conditions": "20 kHz时的CMRR，VCM = −10 V至+10 V，G = 100",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CMRR at 20 kHz, G = 1000 (BRM)",+ "symbol": "CMRR",+ "kind": "electrical",+ "unit": "dB",+ "min": 100,+ "typ": null,+ "max": null,+ "conditions": "20 kHz时的CMRR，VCM = −10 V至+10 V，G = 1000",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Input voltage noise density (BRM)",+ "symbol": "eni",+ "kind": "electrical",+ "unit": "nV/√Hz",+ "min": null,+ "typ": 3,+ "max": 3.2,+ "conditions": "1 kHz，VIN+, VIN− = 0 V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Peak-to-peak RTI voltage noise, G = 1 (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "µV p-p",+ "min": null,+ "typ": 2,+ "max": 2.2,+ "conditions": "f = 0.1 Hz至10 Hz，RTI，G = 1",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Peak-to-peak RTI voltage noise, G = 100 to 1000 (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "µV p-p",+ "min": null,+ "typ": 0.07,+ "max": 0.09,+ "conditions": "f = 0.1 Hz至10 Hz，RTI，G = 100至1000",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Input offset voltage, VOSI (BRM)",+ "symbol": "VOSI",+ "kind": "electrical",+ "unit": "µV",+ "min": null,+ "typ": null,+ "max": 50,+ "conditions": "VS = ±5 V至±15 V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Input offset voltage over full temperature, VOSI (BRM)",+ "symbol": "VOSI",+ "kind": "electrical",+ "unit": "µV",+ "min": null,+ "typ": null,+ "max": 135,+ "conditions": "全温度范围 TA = −40°C至+85°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Input offset voltage average temperature coefficient, VOSI (BRM)",+ "symbol": "VOSI",+ "kind": "temperature_coefficient",+ "unit": "µV/°C",+ "min": null,+ "typ": null,+ "max": 0.9,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output offset voltage, VOSO (BRM)",+ "symbol": "VOSO",+ "kind": "electrical",+ "unit": "µV",+ "min": null,+ "typ": null,+ "max": 400,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output offset voltage over full temperature, VOSO (BRM)",+ "symbol": "VOSO",+ "kind": "electrical",+ "unit": "mV",+ "min": null,+ "typ": null,+ "max": 1,+ "conditions": "全温度范围 TA = −40°C至+85°C",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output offset voltage average temperature coefficient, VOSO (BRM)",+ "symbol": "VOSO",+ "kind": "temperature_coefficient",+ "unit": "µV/°C",+ "min": null,+ "typ": null,+ "max": 9,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "PSR, G = 1 (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "dB",+ "min": 100,+ "typ": 120,+ "max": null,+ "conditions": "VS = ±2.5 V至±18 V，G = 1",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "PSR, G = 10 (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "dB",+ "min": 120,+ "typ": 140,+ "max": null,+ "conditions": "VS = ±2.5 V至±18 V，G = 10",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "PSR, G = 100 (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "dB",+ "min": 140,+ "typ": 150,+ "max": null,+ "conditions": "VS = ±2.5 V至±18 V，G = 100",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "PSR, G = 1000 (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "dB",+ "min": 140,+ "typ": 150,+ "max": null,+ "conditions": "VS = ±2.5 V至±18 V，G = 1000",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input bias current (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "nA",+ "min": null,+ "typ": 0.1,+ "max": 1,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input bias current over full temperature (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "nA",+ "min": null,+ "typ": null,+ "max": 6,+ "conditions": "全温度范围 TA = −40°C至+85°C",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input offset current (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "nA",+ "min": null,+ "typ": 0.1,+ "max": 1,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input offset current over full temperature (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "nA",+ "min": null,+ "typ": null,+ "max": 1.5,+ "conditions": "全温度范围 TA = −40°C至+85°C",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Gain range",+ "symbol": "",+ "kind": "electrical",+ "unit": "V/V",+ "min": 1,+ "typ": null,+ "max": 10000,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Gain error, G = 1 (BRM)",+ "symbol": "",+ "kind": "tolerance",+ "unit": "%",+ "min": null,+ "typ": null,+ "max": 0.02,+ "conditions": "VOUT = ±10 V，G = 1",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Gain error, G = 10 to 1000 (BRM)",+ "symbol": "",+ "kind": "tolerance",+ "unit": "%",+ "min": null,+ "typ": null,+ "max": 0.2,+ "conditions": "VOUT = ±10 V，G = 10至1000",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Gain nonlinearity, G = 1, RL = 600 Ω (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "ppm",+ "min": null,+ "typ": 1,+ "max": 3,+ "conditions": "VOUT = −10 V至+10 V，G = 1，RL = 600 Ω",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Gain nonlinearity, G = 10 to 1000 (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "ppm",+ "min": null,+ "typ": 30,+ "max": 50,+ "conditions": "VOUT = −10 V至+10 V，G = 10至1000，RL ≥ 600 Ω",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Gain nonlinearity, VOUT = ±5 V (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "ppm",+ "min": null,+ "typ": 5,+ "max": 10,+ "conditions": "VOUT = −5 V至+5 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Gain vs temperature, G = 1 (BRM)",+ "symbol": "",+ "kind": "temperature_coefficient",+ "unit": "ppm/°C",+ "min": null,+ "typ": 0.1,+ "max": 1,+ "conditions": "G = 1",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Input bias current reference pin, IIN (BRM)",+ "symbol": "IIN",+ "kind": "electrical",+ "unit": "µA",+ "min": 20,+ "typ": 24,+ "max": null,+ "conditions": "VIN+, VIN− = 0 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Output reference gain (BRM)",+ "symbol": "",+ "kind": "tolerance",+ "unit": "V/V",+ "min": -0.0001,+ "typ": 1,+ "max": 0.0001,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Supply voltage, single supply",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 5,+ "typ": null,+ "max": 36,+ "conditions": "单电源",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Supply voltage, dual supply",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 2.5,+ "typ": null,+ "max": 18,+ "conditions": "双电源",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Quiescent (supply) current (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 2,+ "max": 2.3,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Quiescent (supply) current over full temperature (BRM)",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 2.6,+ "conditions": "全温度范围 TA = −40°C至+85°C",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Rated performance temperature range",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 85,+ "conditions": "额定性能",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Operating temperature range",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Supply voltage (absolute maximum)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -18,+ "typ": null,+ "max": 18,+ "conditions": "电源电压 ±18 V",+ "source_page": 8,+ "source": "datasheet"+ },+ {+ "name": "Storage temperature range",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 8,+ "source": "datasheet"+ },+ {+ "name": "Operating temperature range (absolute maximum)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 8,+ "source": "datasheet"+ },+ {+ "name": "Maximum junction temperature",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 8,+ "source": "datasheet"+ },+ {+ "name": "ESD human body model",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "kV",+ "min": null,+ "typ": null,+ "max": 2,+ "conditions": "人体模型",+ "source_page": 8,+ "source": "datasheet"+ },+ {+ "name": "ESD charged device model",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "kV",+ "min": null,+ "typ": null,+ "max": 1.25,+ "conditions": "充电器件模型",+ "source_page": 8,+ "source": "datasheet"+ },+ {+ "name": "ESD machine model",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "kV",+ "min": null,+ "typ": null,+ "max": 0.2,+ "conditions": "机器放电模型",+ "source_page": 8,+ "source": "datasheet"+ },+ {+ "name": "Thermal resistance, junction-to-ambient, 8-lead MSOP",+ "symbol": "θJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 138.6,+ "max": null,+ "conditions": "4层JEDEC PCB，空气中",+ "source_page": 8,+ "source": "datasheet"+ }+ ] } }, "variants": [],