AT24C128C-SSHM-T

@@ -36,6 +36,20 @@ AT24C128C-SSHM-T from Microchip, in a SOIC-8. Pinout and pin descriptions extrac - Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm` - 3D model: SOIC-8 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`at24c128c-sshm-t.step`](at24c128c-sshm-t.step) | 122 KB | You want the bare part, or you mark your own boards. |+| [`at24c128c-sshm-t-etched.step`](at24c128c-sshm-t-etched.step) | 2.8 MB | You want the part with `AT24C128C-SSHM-T` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 685 faces against 147 in the bare model. It+survives export, section views, and rendering in any CAD tool, and it drops straight+into KiCad or Fusion with no extra setup.+ ## Provenance  Data extracted from the manufacturer datasheet, not a distributor listing:

@@ -1,6 +1,6 @@ {   "slug": "at24c128c-sshm-t",-  "version": "0.1.0",+  "version": "0.2.0",   "type": "component",   "description": "Microchip EEPROM, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",   "tags": [

@@ -4,7 +4,7 @@   "slug": "at24c128c-sshm-t",   "title": "AT24C128C-SSHM-T",   "brief": "Microchip EEPROM, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",-  "version": "0.1.0",+  "version": "0.2.0",   "license": "CC-BY-SA-4.0",   "tags": [     "component",@@ -35,19 +35,19 @@         "number": "1",         "name": "A0",         "type": "input",-        "description": "Device address input, bit 0. Hard-wired to GND or VCC to set the chip's I\u00b2C slave address, allowing up to eight AT24C128C devices on one bus. Internally pulled to GND via a weak pull-down (disengages above ~0.5\u00d7VCC); Microchip recommends tying to a known state. External pull-up (if used) should be \u226410 k\u03a9."+        "description": "Device address input, bit 0. Hard-wired to GND or VCC to set the chip's I²C slave address, allowing up to eight AT24C128C devices on one bus. Internally pulled to GND via a weak pull-down (disengages above ~0.5×VCC); Microchip recommends tying to a known state. External pull-up (if used) should be ≤10 kΩ."       },       {         "number": "2",         "name": "A1",         "type": "input",-        "description": "Device address input, bit 1. Hard-wired to GND or VCC to select the I\u00b2C slave address. Internally pulled down to GND when floating; tie to a known state. External pull-up \u226410 k\u03a9 recommended."+        "description": "Device address input, bit 1. Hard-wired to GND or VCC to select the I²C slave address. Internally pulled down to GND when floating; tie to a known state. External pull-up ≤10 kΩ recommended."       },       {         "number": "3",         "name": "A2",         "type": "input",-        "description": "Device address input, bit 2. Hard-wired to GND or VCC to select the I\u00b2C slave address. Internally pulled down to GND when floating; tie to a known state. External pull-up \u226410 k\u03a9 recommended."+        "description": "Device address input, bit 2. Hard-wired to GND or VCC to select the I²C slave address. Internally pulled down to GND when floating; tie to a known state. External pull-up ≤10 kΩ recommended."       },       {         "number": "4",@@ -59,13 +59,13 @@         "number": "5",         "name": "SDA",         "type": "bidirectional",-        "description": "I\u00b2C serial data - open-drain bidirectional input/output. Requires an external pull-up resistor to VCC (\u226410 k\u03a9). May be wire-ORed with other open-drain devices on the same I\u00b2C bus."+        "description": "I²C serial data - open-drain bidirectional input/output. Requires an external pull-up resistor to VCC (≤10 kΩ). May be wire-ORed with other open-drain devices on the same I²C bus."       },       {         "number": "6",         "name": "SCL",         "type": "input",-        "description": "I\u00b2C serial clock input. Commands and input data on SDA are latched on the rising edge of SCL; output data on SDA is clocked out on the falling edge. Must be driven high or pulled up externally when the bus is idle."+        "description": "I²C serial clock input. Commands and input data on SDA are latched on the rising edge of SCL; output data on SDA is clocked out on the falling edge. Must be driven high or pulled up externally when the bus is idle."       },       {         "number": "7",@@ -77,7 +77,7 @@         "number": "8",         "name": "VCC",         "type": "power_in",-        "description": "Device power supply, 1.7V to 5.5V (2.5V to 5.5V required for 1 MHz Fast Mode Plus operation). Active current 3 mA max; standby current 6 \u00b5A max. Decouple with a local ceramic capacitor."+        "description": "Device power supply, 1.7V to 5.5V (2.5V to 5.5V required for 1 MHz Fast Mode Plus operation). Active current 3 mA max; standby current 6 µA max. Decouple with a local ceramic capacitor."       }     ],     "provenance": {@@ -151,9 +151,9 @@     "docs/hero.png",     "docs/at24c128c-sshm-t-datasheet.pdf",     "viewers/symbol.html",-    "viewers/footprint.html"+    "viewers/footprint.html",+    "pads.json"   ],-  "visibility": {-    "public": true-  }+  "visibility": "public",+  "description": "Microchip EEPROM, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D." }\ No newline at end of file