component
ATT7022EU-N
Public Made by Adomby adom
HiTrend Tech Shanghai Energy Metering, LQFP-44(10x10). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+30−27@@ -32,7 +32,7 @@ "number": "1", "name": "Reset", "type": "input",- "description": "External reset input, active-low, Schmitt-trigger. Internal 47 k\u03a9 pull-up."+ "description": "External reset input, active-low, Schmitt-trigger. Internal 47 kΩ pull-up." }, { "number": "2",@@ -44,31 +44,31 @@ "number": "3", "name": "V1P", "type": "input",- "description": "Channel 1 (current channel) positive analog input. Fully differential, max signal \u00b10.7 Vp. Channel 1 has a PGA (gain set via register). ESD protection on-die."+ "description": "Channel 1 (current channel) positive analog input. Fully differential, max signal ±0.7 Vp. Channel 1 has a PGA (gain set via register). ESD protection on-die." }, { "number": "4", "name": "V1N", "type": "input",- "description": "Channel 1 (current channel) negative analog input. Fully differential pair with V1P, max signal \u00b10.7 Vp. Channel 1 has a PGA (gain set via register)."+ "description": "Channel 1 (current channel) negative analog input. Fully differential pair with V1P, max signal ±0.7 Vp. Channel 1 has a PGA (gain set via register)." }, { "number": "5", "name": "REFCAP", "type": "passive",- "description": "1.2 V internal voltage reference bypass / external drive point. Decouple with 10 \u00b5F in parallel with 0.1 \u00b5F ceramic."+ "description": "1.2 V internal voltage reference bypass / external drive point. Decouple with 10 µF in parallel with 0.1 µF ceramic." }, { "number": "6", "name": "V3P", "type": "input",- "description": "Channel 3 (current channel) positive analog input. Fully differential, max \u00b10.7 Vp. PGA present, gain set via register. ESD-protected."+ "description": "Channel 3 (current channel) positive analog input. Fully differential, max ±0.7 Vp. PGA present, gain set via register. ESD-protected." }, { "number": "7", "name": "V3N", "type": "input",- "description": "Channel 3 (current channel) negative analog input. Pair with V3P, max \u00b10.7 Vp."+ "description": "Channel 3 (current channel) negative analog input. Pair with V3P, max ±0.7 Vp." }, { "number": "8",@@ -80,13 +80,13 @@ "number": "9", "name": "V5P", "type": "input",- "description": "Channel 5 (current channel) positive analog input. Fully differential, max \u00b10.7 Vp. Has PGA with programmable gain."+ "description": "Channel 5 (current channel) positive analog input. Fully differential, max ±0.7 Vp. Has PGA with programmable gain." }, { "number": "10", "name": "V5N", "type": "input",- "description": "Channel 5 (current channel) negative analog input. Pair with V5P, max \u00b10.7 Vp."+ "description": "Channel 5 (current channel) negative analog input. Pair with V5P, max ±0.7 Vp." }, { "number": "11",@@ -98,19 +98,19 @@ "number": "12", "name": "AVCC", "type": "power_in",- "description": "Analog supply. Nominal 3.3 V \u00b110%. Decouple with 10 \u00b5F and 0.1 \u00b5F ceramic close to the pin."+ "description": "Analog supply. Nominal 3.3 V ±10%. Decouple with 10 µF and 0.1 µF ceramic close to the pin." }, { "number": "13", "name": "V2P", "type": "input",- "description": "Channel 2 (voltage channel) positive analog input. Fully differential, max \u00b10.7 Vp. ESD-protected."+ "description": "Channel 2 (voltage channel) positive analog input. Fully differential, max ±0.7 Vp. ESD-protected." }, { "number": "14", "name": "V2N", "type": "input",- "description": "Channel 2 (voltage channel) negative analog input. Pair with V2P, max \u00b10.7 Vp."+ "description": "Channel 2 (voltage channel) negative analog input. Pair with V2P, max ±0.7 Vp." }, { "number": "15",@@ -122,37 +122,37 @@ "number": "16", "name": "V4P", "type": "input",- "description": "Channel 4 (voltage channel) positive analog input. Fully differential, max \u00b10.7 Vp. ESD-protected."+ "description": "Channel 4 (voltage channel) positive analog input. Fully differential, max ±0.7 Vp. ESD-protected." }, { "number": "17", "name": "V4N", "type": "input",- "description": "Channel 4 (voltage channel) negative analog input. Pair with V4P, max \u00b10.7 Vp."+ "description": "Channel 4 (voltage channel) negative analog input. Pair with V4P, max ±0.7 Vp." }, { "number": "18", "name": "AVCC", "type": "power_in",- "description": "Analog supply (second pin). Nominal 3.3 V \u00b110%. Decouple with 10 \u00b5F and 0.1 \u00b5F ceramic."+ "description": "Analog supply (second pin). Nominal 3.3 V ±10%. Decouple with 10 µF and 0.1 µF ceramic." }, { "number": "19", "name": "V6P", "type": "input",- "description": "Channel 6 (voltage channel) positive analog input. Fully differential, max \u00b10.7 Vp. ESD-protected."+ "description": "Channel 6 (voltage channel) positive analog input. Fully differential, max ±0.7 Vp. ESD-protected." }, { "number": "20", "name": "V6N", "type": "input",- "description": "Channel 6 (voltage channel) negative analog input. Pair with V6P, max \u00b10.7 Vp."+ "description": "Channel 6 (voltage channel) negative analog input. Pair with V6P, max ±0.7 Vp." }, { "number": "21", "name": "V0P", "type": "input",- "description": "Channel 0 (voltage channel) positive analog input. Fully differential, max \u00b10.7 Vp. ESD-protected. Note: on ATT7026E/ATT7028E this pin is NC."+ "description": "Channel 0 (voltage channel) positive analog input. Fully differential, max ±0.7 Vp. ESD-protected. Note: on ATT7026E/ATT7028E this pin is NC." }, { "number": "22",@@ -182,7 +182,7 @@ "number": "26", "name": "SEL", "type": "input",- "description": "Three-phase three-wire (low) / three-phase four-wire (high) mode select, Schmitt-trigger. Internal pull-up (~300 k\u03a9) programmable, or floating."+ "description": "Three-phase three-wire (low) / three-phase four-wire (high) mode select, Schmitt-trigger. Internal pull-up (~300 kΩ) programmable, or floating." }, { "number": "27",@@ -218,7 +218,7 @@ "number": "32", "name": "SLEEP", "type": "input",- "description": "Sleep-mode control, active high. Drive high to enter sleep mode (~1 \u00b5A); drive low for normal operation."+ "description": "Sleep-mode control, active high. Drive high to enter sleep mode (~1 µA); drive low for normal operation." }, { "number": "33",@@ -230,25 +230,25 @@ "number": "34", "name": "VCC", "type": "power_in",- "description": "Digital supply. Nominal 3.3 V \u00b15%. Decouple with 10 \u00b5F in parallel with 100 nF ceramic."+ "description": "Digital supply. Nominal 3.3 V ±5%. Decouple with 10 µF in parallel with 100 nF ceramic." }, { "number": "35", "name": "CS", "type": "input",- "description": "SPI chip-select from the host MCU, active-low, Schmitt-trigger. When CS is high, DOUT is high-impedance. Internal ~300 k\u03a9 pull-up (programmable) or floating."+ "description": "SPI chip-select from the host MCU, active-low, Schmitt-trigger. When CS is high, DOUT is high-impedance. Internal ~300 kΩ pull-up (programmable) or floating." }, { "number": "36", "name": "SCLK", "type": "input",- "description": "SPI serial clock, driven by the host MCU. Schmitt-trigger input suitable for opto-isolated drive. Internal ~300 k\u03a9 pull-up (programmable) or floating."+ "description": "SPI serial clock, driven by the host MCU. Schmitt-trigger input suitable for opto-isolated drive. Internal ~300 kΩ pull-up (programmable) or floating." }, { "number": "37", "name": "DIN", "type": "input",- "description": "SPI serial data input from the host MCU. Data is latched on the falling edge of SCLK. Schmitt-trigger. Internal ~300 k\u03a9 pull-up (programmable) or floating."+ "description": "SPI serial data input from the host MCU. Data is latched on the falling edge of SCLK. Schmitt-trigger. Internal ~300 kΩ pull-up (programmable) or floating." }, { "number": "38",@@ -260,7 +260,7 @@ "number": "39", "name": "VDD", "type": "power_out",- "description": "1.8 V internal digital LDO output. Decouple with a 10 \u00b5F tantalum in parallel with 100 nF ceramic; do not load externally beyond decoupling."+ "description": "1.8 V internal digital LDO output. Decouple with a 10 µF tantalum in parallel with 100 nF ceramic; do not load externally beyond decoupling." }, { "number": "40",@@ -272,13 +272,13 @@ "number": "41", "name": "VCC", "type": "power_in",- "description": "Digital supply (second pin). Nominal 3.3 V \u00b15%. Decouple with 10 \u00b5F in parallel with 100 nF ceramic."+ "description": "Digital supply (second pin). Nominal 3.3 V ±5%. Decouple with 10 µF in parallel with 100 nF ceramic." }, { "number": "42", "name": "OSCI", "type": "input",- "description": "System crystal input, or external clock input. Recommended crystal 5.5296 MHz. On-chip oscillator startup circuit with ~10 M\u03a9 feedback resistor."+ "description": "System crystal input, or external clock input. Recommended crystal 5.5296 MHz. On-chip oscillator startup circuit with ~10 MΩ feedback resistor." }, { "number": "43",@@ -368,5 +368,8 @@ "docs/att7022eu-n-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }