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ATM90E36A-AU-R
Public Made by Adomby adom
Microchip Tech Energy Metering, TQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+84@@ -0,0 +1,84 @@+# ATM90E36A-AU-R++**Microchip Tech** · Energy Metering · TQFP-48(7x7)++ATM90E36A-AU-R from Microchip Tech, in a TQFP-48(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | AVDD | power_in | Analog power supply 3.3V; must connect to DVDD and be decoupled with 0.1μF capacitor |+| 2 | AGND | power_in | Analog ground reference |+| 3 | I1P | input | Positive differential input for phase A current measurement from current transformer or Rogowski coil |+| 4 | I1N | input | Negative differential input for phase A current measurement; I1/I3 mapping can be swapped via I1I3Swap bit |+| 5 | I2P | input | Positive differential input for phase B current measurement from current transformer or Rogowski coil |+| 6 | I2N | input | Negative differential input for phase B current measurement |+| 7 | I3P | input | Positive differential input for phase C current measurement from current transformer or Rogowski coil |+| 8 | I3N | input | Negative differential input for phase C current measurement; I1/I3 mapping can be swapped via I1I3Swap bit |+| 9 | I4P | input | Positive differential input for neutral line current measurement from current transformer or Rogowski coil |+| 10 | I4N | input | Negative differential input for neutral line current measurement |+| 11 | Vref | power_in | 1.2V reference voltage output for 1Mhz energy accumulation; must be decoupled with 10μF, 0.1μF and 1nF capacitors |+| 12 | AGND | power_in | Analog ground reference |+| 13 | V1P | input | Positive differential input for phase A voltage measurement from resistor divider or potential transformer |+| 14 | V1N | input | Negative differential input for phase A voltage measurement |+| 15 | V2P | input | Positive differential input for phase B voltage measurement from resistor divider or potential transformer |+| 16 | V2N | input | Negative differential input for phase B voltage measurement |+| 17 | V3P | input | Positive differential input for phase C voltage measurement from resistor divider or potential transformer |+| 18 | V3N | input | Negative differential input for phase C voltage measurement |+| 19 | DGND | power_in | Digital ground reference |+| 20 | OSCI | input | External crystal oscillator input for 16.384 MHz crystal with integrated on-chip load capacitors |+| 21 | OSCO | output | External crystal oscillator output for 16.384 MHz crystal with integrated on-chip load capacitors |+| 22 | ZX0 | output | Zero-crossing detection output asserted when voltage or current crosses zero; source and mode configured by ZXConfig register |+| 23 | ZX1 | output | Zero-crossing detection output asserted when voltage or current crosses zero; source and mode configured by ZXConfig register |+| 24 | ZX2 | output | Zero-crossing detection output asserted when voltage or current crosses zero; source and mode configured by ZXConfig register |+| 25 | CF1 | output | All-phase-sum total active energy pulse output with programmable pulse width regulation per CFx pulse configuration |+| 26 | CF2 | output | All-phase-sum reactive or apparent energy pulse output; output determined by CF2varh and CF2ESV configuration bits |+| 27 | CF3 | output | All-phase-sum total active fundamental energy pulse output with pulse width regulation |+| 28 | CF4 | output | All-phase-sum total active harmonic energy pulse output with pulse width regulation |+| 29 | WarnOut | output | Fatal error warning output asserted high when metering parameter checksum error detected, otherwise stays low |+| 30 | IRQ0 | output | Interrupt output 0 asserted when SysStatus0 register events occur; used for current detector output in Detection mode |+| 31 | IRQ1 | output | Interrupt output 1 asserted when SysStatus1 register events occur; used for current detector output in Detection mode |+| 32 | TEST | input | Test pin; must be always connected to DGND in system application |+| 33 | PM0 | input | Power mode configuration input bit 0; with PM1 defines Normal, Partial Measurement, Detection, or Idle mode |+| 34 | PM1 | input | Power mode configuration input bit 1; with PM0 defines Normal, Partial Measurement, Detection, or Idle mode |+| 35 | NC | unconnected | No connect; leave open |+| 36 | DMA_CTRL | input | DMA enable control input; assert to start DMA burst transfer, deassert to stop at end of current sample |+| 37 | CS | bidirectional | Chip select (active low) for SPI transactions; driven from high to low and maintained low for entire operation |+| 38 | SCLK | bidirectional | Serial clock for SPI/DMA interface; input in SPI slave mode, output in DMA master mode |+| 39 | SDO | tri_state | Serial data output for SPI slave mode and input for DMA master mode; LVTTL with 5mA output drive |+| 40 | SDI | bidirectional | Serial data input for SPI slave mode and output for DMA master mode; LVTTL bidirectional pin |+| 41 | RESET | input | Reset input (active low) with internal 2μs RC filter and de-glitch filter; connect via 0.1μF capacitor and 10kΩ resistor to VDD |+| 42 | VDD18 | power_in | 1.8V regulated digital power supply output; must connect with pin 43 and be decoupled with 10μF capacitor |+| 43 | VDD18 | power_in | 1.8V regulated digital power supply output; must connect with pin 42 and be decoupled with 10μF capacitor |+| 44 | DGND | power_in | Digital ground reference |+| 45 | NC | unconnected | No connect; leave open |+| 46 | NC | unconnected | No connect; leave open |+| 47 | DGND | power_in | Digital ground reference |+| 48 | DVDD | power_in | 3.3V digital power supply; must be decoupled with 10μF and 0.1μF capacitors |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Microchip Tech |+| Package | TQFP-48(7x7) |+| Category | Data Acquisition |+| Pins | 48 |++## CAD (KiCad official)++- Symbol: `ATM90E36A-AU-R`+- Footprint: `Package_QFP:TQFP-48_7x7mm_P0.5mm`+- 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)+- 3D model files: `atm90e36a-au-r-etched.step` / `atm90e36a-au-r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `atm90e36a-au-r.step` / `atm90e36a-au-r.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Microchip Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588904577643532288) (87 pp, sha256 `9aedf3545327238a`, retrieved 2026-09-22, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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](docs/atm90e36a-au-r-datasheet.pdf)
page.jsonadded+381@@ -0,0 +1,381 @@+{+ "slug": "atm90e36a-au-r",+ "version": "0.1.0",+ "type": "component",+ "description": "Microchip Tech Energy Metering, TQFP-48(7x7). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "atm90e36a-au-r",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "atm90e36a-au-r.kicad_sym",+ "atm90e36a-au-r.kicad_mod",+ "atm90e36a-au-r.glb",+ "atm90e36a-au-r.step",+ "atm90e36a-au-r.lbr",+ "docs/hero.png",+ "docs/atm90e36a-au-r-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ATM90E36A-AU-R",+ "manufacturer": "Microchip Tech",+ "package": "TQFP-48(7x7)",+ "pin_count": 48,+ "category": "Data Acquisition",+ "subcategory": "Energy Metering",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588904577643532288",+ "parts": {+ "symbol": "atm90e36a-au-r.kicad_sym",+ "footprint": "atm90e36a-au-r.kicad_mod",+ "model_3d": "atm90e36a-au-r-etched.glb",+ "model_3d_plain": "atm90e36a-au-r.glb",+ "model_3d_step": "atm90e36a-au-r-etched.step",+ "model_3d_step_plain": "atm90e36a-au-r.step",+ "lbr": "atm90e36a-au-r.lbr"+ },+ "distributor_links": {+ "lcsc": "C481363"+ },+ "pins": [+ {+ "number": "1",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog power supply 3.3V; must connect to DVDD and be decoupled with 0.1μF capacitor"+ },+ {+ "number": "2",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground reference"+ },+ {+ "number": "3",+ "name": "I1P",+ "type": "input",+ "description": "Positive differential input for phase A current measurement from current transformer or Rogowski coil"+ },+ {+ "number": "4",+ "name": "I1N",+ "type": "input",+ "description": "Negative differential input for phase A current measurement; I1/I3 mapping can be swapped via I1I3Swap bit"+ },+ {+ "number": "5",+ "name": "I2P",+ "type": "input",+ "description": "Positive differential input for phase B current measurement from current transformer or Rogowski coil"+ },+ {+ "number": "6",+ "name": "I2N",+ "type": "input",+ "description": "Negative differential input for phase B current measurement"+ },+ {+ "number": "7",+ "name": "I3P",+ "type": "input",+ "description": "Positive differential input for phase C current measurement from current transformer or Rogowski coil"+ },+ {+ "number": "8",+ "name": "I3N",+ "type": "input",+ "description": "Negative differential input for phase C current measurement; I1/I3 mapping can be swapped via I1I3Swap bit"+ },+ {+ "number": "9",+ "name": "I4P",+ "type": "input",+ "description": "Positive differential input for neutral line current measurement from current transformer or Rogowski coil"+ },+ {+ "number": "10",+ "name": "I4N",+ "type": "input",+ "description": "Negative differential input for neutral line current measurement"+ },+ {+ "number": "11",+ "name": "Vref",+ "type": "power_in",+ "description": "1.2V reference voltage output for 1Mhz energy accumulation; must be decoupled with 10μF, 0.1μF and 1nF capacitors"+ },+ {+ "number": "12",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground reference"+ },+ {+ "number": "13",+ "name": "V1P",+ "type": "input",+ "description": "Positive differential input for phase A voltage measurement from resistor divider or potential transformer"+ },+ {+ "number": "14",+ "name": "V1N",+ "type": "input",+ "description": "Negative differential input for phase A voltage measurement"+ },+ {+ "number": "15",+ "name": "V2P",+ "type": "input",+ "description": "Positive differential input for phase B voltage measurement from resistor divider or potential transformer"+ },+ {+ "number": "16",+ "name": "V2N",+ "type": "input",+ "description": "Negative differential input for phase B voltage measurement"+ },+ {+ "number": "17",+ "name": "V3P",+ "type": "input",+ "description": "Positive differential input for phase C voltage measurement from resistor divider or potential transformer"+ },+ {+ "number": "18",+ "name": "V3N",+ "type": "input",+ "description": "Negative differential input for phase C voltage measurement"+ },+ {+ "number": "19",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground reference"+ },+ {+ "number": "20",+ "name": "OSCI",+ "type": "input",+ "description": "External crystal oscillator input for 16.384 MHz crystal with integrated on-chip load capacitors"+ },+ {+ "number": "21",+ "name": "OSCO",+ "type": "output",+ "description": "External crystal oscillator output for 16.384 MHz crystal with integrated on-chip load capacitors"+ },+ {+ "number": "22",+ "name": "ZX0",+ "type": "output",+ "description": "Zero-crossing detection output asserted when voltage or current crosses zero; source and mode configured by ZXConfig register"+ },+ {+ "number": "23",+ "name": "ZX1",+ "type": "output",+ "description": "Zero-crossing detection output asserted when voltage or current crosses zero; source and mode configured by ZXConfig register"+ },+ {+ "number": "24",+ "name": "ZX2",+ "type": "output",+ "description": "Zero-crossing detection output asserted when voltage or current crosses zero; source and mode configured by ZXConfig register"+ },+ {+ "number": "25",+ "name": "CF1",+ "type": "output",+ "description": "All-phase-sum total active energy pulse output with programmable pulse width regulation per CFx pulse configuration"+ },+ {+ "number": "26",+ "name": "CF2",+ "type": "output",+ "description": "All-phase-sum reactive or apparent energy pulse output; output determined by CF2varh and CF2ESV configuration bits"+ },+ {+ "number": "27",+ "name": "CF3",+ "type": "output",+ "description": "All-phase-sum total active fundamental energy pulse output with pulse width regulation"+ },+ {+ "number": "28",+ "name": "CF4",+ "type": "output",+ "description": "All-phase-sum total active harmonic energy pulse output with pulse width regulation"+ },+ {+ "number": "29",+ "name": "WarnOut",+ "type": "output",+ "description": "Fatal error warning output asserted high when metering parameter checksum error detected, otherwise stays low"+ },+ {+ "number": "30",+ "name": "IRQ0",+ "type": "output",+ "description": "Interrupt output 0 asserted when SysStatus0 register events occur; used for current detector output in Detection mode"+ },+ {+ "number": "31",+ "name": "IRQ1",+ "type": "output",+ "description": "Interrupt output 1 asserted when SysStatus1 register events occur; used for current detector output in Detection mode"+ },+ {+ "number": "32",+ "name": "TEST",+ "type": "input",+ "description": "Test pin; must be always connected to DGND in system application"+ },+ {+ "number": "33",+ "name": "PM0",+ "type": "input",+ "description": "Power mode configuration input bit 0; with PM1 defines Normal, Partial Measurement, Detection, or Idle mode"+ },+ {+ "number": "34",+ "name": "PM1",+ "type": "input",+ "description": "Power mode configuration input bit 1; with PM0 defines Normal, Partial Measurement, Detection, or Idle mode"+ },+ {+ "number": "35",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect; leave open"+ },+ {+ "number": "36",+ "name": "DMA_CTRL",+ "type": "input",+ "description": "DMA enable control input; assert to start DMA burst transfer, deassert to stop at end of current sample"+ },+ {+ "number": "37",+ "name": "CS",+ "type": "bidirectional",+ "description": "Chip select (active low) for SPI transactions; driven from high to low and maintained low for entire operation"+ },+ {+ "number": "38",+ "name": "SCLK",+ "type": "bidirectional",+ "description": "Serial clock for SPI/DMA interface; input in SPI slave mode, output in DMA master mode"+ },+ {+ "number": "39",+ "name": "SDO",+ "type": "tri_state",+ "description": "Serial data output for SPI slave mode and input for DMA master mode; LVTTL with 5mA output drive"+ },+ {+ "number": "40",+ "name": "SDI",+ "type": "bidirectional",+ "description": "Serial data input for SPI slave mode and output for DMA master mode; LVTTL bidirectional pin"+ },+ {+ "number": "41",+ "name": "RESET",+ "type": "input",+ "description": "Reset input (active low) with internal 2μs RC filter and de-glitch filter; connect via 0.1μF capacitor and 10kΩ resistor to VDD"+ },+ {+ "number": "42",+ "name": "VDD18",+ "type": "power_in",+ "description": "1.8V regulated digital power supply output; must connect with pin 43 and be decoupled with 10μF capacitor"+ },+ {+ "number": "43",+ "name": "VDD18",+ "type": "power_in",+ "description": "1.8V regulated digital power supply output; must connect with pin 42 and be decoupled with 10μF capacitor"+ },+ {+ "number": "44",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground reference"+ },+ {+ "number": "45",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect; leave open"+ },+ {+ "number": "46",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect; leave open"+ },+ {+ "number": "47",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground reference"+ },+ {+ "number": "48",+ "name": "DVDD",+ "type": "power_in",+ "description": "3.3V digital power supply; must be decoupled with 10μF and 0.1μF capacitors"+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 87,+ "cost_usd": 0.7745,+ "at": "2026-09-22T09:06:51"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588904577643532288",+ "pages": 87,+ "sha256": "9aedf3545327238a",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 48,+ "described": 48,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}