component
HT7038
Public Made by Adomby adom
HiTrend Tech Shanghai Energy Metering, LQFP-32(7x7). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+21−18@@ -32,25 +32,25 @@ "number": "1", "name": "V1P", "type": "input",- "description": "Channel 1 (current channel) positive analog input. Fully differential, normal max signal \u00b10.7Vp. Channel 1 has an internal PGA; ESD protection integrated."+ "description": "Channel 1 (current channel) positive analog input. Fully differential, normal max signal ±0.7Vp. Channel 1 has an internal PGA; ESD protection integrated." }, { "number": "2", "name": "V1N", "type": "input",- "description": "Channel 1 (current channel) negative analog input. Fully differential with V1P, \u00b10.7Vp full-scale, internal PGA and ESD protection."+ "description": "Channel 1 (current channel) negative analog input. Fully differential with V1P, ±0.7Vp full-scale, internal PGA and ESD protection." }, { "number": "3", "name": "REFCAP", "type": "output",- "description": "Internal 1.2V voltage reference output; may be driven by an external reference. Decouple with 10\u00b5F in parallel with 0.1\u00b5F ceramic to AGND."+ "description": "Internal 1.2V voltage reference output; may be driven by an external reference. Decouple with 10µF in parallel with 0.1µF ceramic to AGND." }, { "number": "4", "name": "V3P", "type": "input",- "description": "Channel 3 (current channel) positive analog input. Fully differential, \u00b10.7Vp full-scale, integrated PGA and ESD protection."+ "description": "Channel 3 (current channel) positive analog input. Fully differential, ±0.7Vp full-scale, integrated PGA and ESD protection." }, { "number": "5",@@ -68,7 +68,7 @@ "number": "7", "name": "V5P", "type": "input",- "description": "Channel 5 (current channel) positive analog input. Fully differential, \u00b10.7Vp full-scale, PGA and ESD protection."+ "description": "Channel 5 (current channel) positive analog input. Fully differential, ±0.7Vp full-scale, PGA and ESD protection." }, { "number": "8",@@ -86,7 +86,7 @@ "number": "10", "name": "AVCC", "type": "power_in",- "description": "Analog 3.3V \u00b110% supply. Decouple with 10\u00b5F in parallel with 0.1\u00b5F ceramic close to the pin."+ "description": "Analog 3.3V ±10% supply. Decouple with 10µF in parallel with 0.1µF ceramic close to the pin." }, { "number": "11",@@ -110,7 +110,7 @@ "number": "14", "name": "V4P", "type": "input",- "description": "Channel 4 (voltage channel) positive analog input. Differential \u00b10.7Vp, ESD protected."+ "description": "Channel 4 (voltage channel) positive analog input. Differential ±0.7Vp, ESD protected." }, { "number": "15",@@ -122,13 +122,13 @@ "number": "16", "name": "AVCC", "type": "power_in",- "description": "Analog 3.3V \u00b110% supply (shared with pin 10). Decouple with 10\u00b5F || 0.1\u00b5F ceramic."+ "description": "Analog 3.3V ±10% supply (shared with pin 10). Decouple with 10µF || 0.1µF ceramic." }, { "number": "17", "name": "V6P", "type": "input",- "description": "Channel 6 (voltage channel) positive analog input. Differential \u00b10.7Vp, ESD protected."+ "description": "Channel 6 (voltage channel) positive analog input. Differential ±0.7Vp, ESD protected." }, { "number": "18",@@ -158,7 +158,7 @@ "number": "22", "name": "SLEEP", "type": "input",- "description": "Sleep-mode control pin, active high. Drive high to enter sleep (\u22481\u00b5A). Drive low to resume normal operation."+ "description": "Sleep-mode control pin, active high. Drive high to enter sleep (≈1µA). Drive low to resume normal operation." }, { "number": "23",@@ -170,25 +170,25 @@ "number": "24", "name": "VCC", "type": "power_in",- "description": "Digital supply, 3.3V \u00b15%. Decouple with 10\u00b5F in parallel with 100nF ceramic close to the pin."+ "description": "Digital supply, 3.3V ±5%. Decouple with 10µF in parallel with 100nF ceramic close to the pin." }, { "number": "25", "name": "CS", "type": "input",- "description": "SPI chip select from host MCU, active low. When CS is high, DOUT is high-impedance. Schmitt-trigger input with internally programmable 300k\u03a9 pull-up (or floating)."+ "description": "SPI chip select from host MCU, active low. When CS is high, DOUT is high-impedance. Schmitt-trigger input with internally programmable 300kΩ pull-up (or floating)." }, { "number": "26", "name": "SCLK", "type": "input",- "description": "SPI serial clock from the host MCU. Schmitt-trigger input for opto-isolator compatibility; internally programmable 300k\u03a9 pull-up or floating."+ "description": "SPI serial clock from the host MCU. Schmitt-trigger input for opto-isolator compatibility; internally programmable 300kΩ pull-up or floating." }, { "number": "27", "name": "DIN", "type": "input",- "description": "SPI serial data input (MOSI) from host MCU. Data is latched on the SCLK falling edge. Schmitt-trigger input with programmable 300k\u03a9 pull-up or floating."+ "description": "SPI serial data input (MOSI) from host MCU. Data is latched on the SCLK falling edge. Schmitt-trigger input with programmable 300kΩ pull-up or floating." }, { "number": "28",@@ -200,13 +200,13 @@ "number": "29", "name": "VDD", "type": "power_out",- "description": "Internal 1.8V digital core LDO output. Decouple externally with 10\u00b5F in parallel with 100nF ceramic; do not use as an external supply rail."+ "description": "Internal 1.8V digital core LDO output. Decouple externally with 10µF in parallel with 100nF ceramic; do not use as an external supply rail." }, { "number": "30", "name": "OSCI", "type": "input",- "description": "Crystal oscillator input or external clock input (recommended 5.5296 MHz). Internal 10M\u03a9 feedback resistor for crystal biasing."+ "description": "Crystal oscillator input or external clock input (recommended 5.5296 MHz). Internal 10MΩ feedback resistor for crystal biasing." }, { "number": "31",@@ -218,7 +218,7 @@ "number": "32", "name": "RESET", "type": "input",- "description": "External reset input, active low. Schmitt-trigger with internal 47k\u03a9 pull-up. A low pulse >20\u00b5s triggers a hardware reset."+ "description": "External reset input, active low. Schmitt-trigger with internal 47kΩ pull-up. A low pulse >20µs triggers a hardware reset." } ], "provenance": {@@ -283,5 +283,8 @@ "docs/ht7038-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }