component
AT24C02M
Public Made by Adomby adom
HGSEMI EEPROM, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
at24c02m: factory component page (tier=lcsc)
4 files changed
+30−27
README.md+8−8@@ -8,14 +8,14 @@ AT24C02M from HGSEMI, in a SOP-8. Pinout and pin descriptions extracted from the | Pin | Name | Type | Function | |---|---|---|---|-| 1 | E0 | input | Hardware slave-address bit 0. Tie to VCC or VSS to set one bit of the device's I2C slave address; if left floating the pin is internally pulled down to VSS. Schmitt-triggered CMOS input. |-| 2 | E1 | input | Hardware slave-address bit 1. Tie to VCC or VSS to set one bit of the device's I2C slave address; internally pulled down to VSS if floating. |-| 3 | E2 | input | Hardware slave-address bit 2. Tie to VCC or VSS to set one bit of the device's I2C slave address; internally pulled down to VSS if floating. Allows up to 8 AT24C02 devices on the same I2C bus. |-| 4 | Vss | power_in | Ground reference for the VCC supply. |-| 5 | SDA | bidirectional | I2C serial data. Bidirectional open-drain pin; requires an external pull-up resistor and may be wire-OR'ed with other open-drain devices on the bus. |-| 6 | SCL | input | I2C serial clock input. Positive edges clock data in and negative edges clock data out. Supports up to 400 kHz (standard) / 1 MHz (high-speed). |-| 7 | WCB | input | Write Control, active-low write enable. When tied to VCC all write operations to the memory are inhibited; when tied to VSS normal writes are allowed. Internally pulled down to VSS if left floating (writes enabled by default). |-| 8 | VCC | power_in | Positive supply voltage, 1.7 V to 5.5 V. Typical Icc is 0.2 mA read / 0.8 mA write at 400 kHz; standby current 1 uA at 3.3 V. |+| 1 | E0 | input | Device slave address input bit 0. Hardware addressing pin allowing up to 8 devices on one I2C bus. Internally pulled down to Vss if left floating. Schmitt-trigger input. |+| 2 | E1 | input | Device slave address input bit 1. Hardware addressing pin allowing up to 8 devices on one I2C bus. Internally pulled down to Vss if left floating. |+| 3 | E2 | input | Device slave address input bit 2. Hardware addressing pin allowing up to 8 devices on one I2C bus. Internally pulled down to Vss if left floating. |+| 4 | Vss | power_in | Ground reference for the Vcc supply voltage. |+| 5 | SDA | bidirectional | I2C serial data input/output. Open-drain, can be wire-OR'ed with other open-drain/open-collector devices. Requires an external pull-up resistor. Input capacitance 8 pF max. |+| 6 | SCL | input | I2C serial clock input. Positive edge clocks data in, negative edge clocks data out. Supports up to 400 kHz (standard AC table) and 1 MHz per features summary. Schmitt-trigger, noise-filtered input. |+| 7 | WCB | input | Write Control (active low). Tie to Vcc to inhibit all write operations to the memory; tie to Vss for normal write operation. Internally pulled down to Vss if left floating. |+| 8 | Vcc | power_in | Positive supply voltage input, 1.7 V to 5.5 V. Read current 0.2 mA typ @ 400 kHz; write current 0.8 mA typ. Standby current 1 uA typ at Vcc=3.3V. | ## Key specifications
at24c02m.kicad_sym+1−1@@ -25,7 +25,7 @@ (number "4" (effects (font (size 1.27 1.27)))) ) (pin power_in line (at 17.78 2.54 180) (length 5.08)- (name "VCC" (effects (font (size 1.27 1.27))))+ (name "Vcc" (effects (font (size 1.27 1.27)))) (number "8" (effects (font (size 1.27 1.27)))) ) (pin input line (at 17.78 0.00 180) (length 5.08)
at24c02m.lbr+11−5@@ -50,7 +50,7 @@ <layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/> </layers> <library>-<description></description>+<description>HGSEMI EEPROM, SOP-8</description> <packages> <package name="SOIC-8_3.9x4.9mm_P1.27mm"> <description>SOIC-8, 3.9 x 4.9 mm, 1.27 mm pitch</description>@@ -86,6 +86,7 @@ </packages> <symbols> <symbol name="AT24C02M">+ <description>HGSEMI EEPROM, SOP-8</description> <wire x1="-12.7" y1="5.08" x2="12.7" y2="5.08" width="0.254" layer="94"/> <wire x1="12.7" y1="5.08" x2="12.7" y2="-7.62" width="0.254" layer="94"/> <wire x1="12.7" y1="-7.62" x2="-12.7" y2="-7.62" width="0.254" layer="94"/>@@ -96,7 +97,7 @@ <pin name="E1" x="-17.78" y="0" length="middle" direction="in"/> <pin name="E2" x="-17.78" y="-2.54" length="middle" direction="in"/> <pin name="Vss" x="-17.78" y="-5.08" length="middle" direction="pwr"/>- <pin name="VCC" x="17.78" y="2.54" length="middle" direction="pwr" rot="R180"/>+ <pin name="Vcc" x="17.78" y="2.54" length="middle" direction="pwr" rot="R180"/> <pin name="WCB" x="17.78" y="0" length="middle" direction="in" rot="R180"/> <pin name="SCL" x="17.78" y="-2.54" length="middle" direction="in" rot="R180"/> <pin name="SDA" x="17.78" y="-5.08" length="middle" direction="io" rot="R180"/>@@ -104,7 +105,7 @@ </symbols> <devicesets> <deviceset name="AT24C02M" prefix="U">- <description></description>+ <description>HGSEMI EEPROM, SOP-8</description> <gates> <gate name="G$1" symbol="AT24C02M" x="0" y="0"/> </gates>@@ -115,12 +116,17 @@ <connect gate="G$1" pin="E1" pad="2"/> <connect gate="G$1" pin="E2" pad="3"/> <connect gate="G$1" pin="Vss" pad="4"/>- <connect gate="G$1" pin="VCC" pad="8"/>+ <connect gate="G$1" pin="Vcc" pad="8"/> <connect gate="G$1" pin="WCB" pad="7"/> <connect gate="G$1" pin="SCL" pad="6"/> <connect gate="G$1" pin="SDA" pad="5"/> </connects>- <technologies><technology name=""/></technologies>+ <technologies>+ <technology name="">+ <attribute name="MPN" value="AT24C02M" constant="no"/>+ <attribute name="MANUFACTURER" value="HGSEMI" constant="no"/>+ </technology>+ </technologies> </device> </devices> </deviceset>
page.json+10−13@@ -32,49 +32,49 @@ "number": "1", "name": "E0", "type": "input",- "description": "Hardware slave-address bit 0. Tie to VCC or VSS to set one bit of the device's I2C slave address; if left floating the pin is internally pulled down to VSS. Schmitt-triggered CMOS input."+ "description": "Device slave address input bit 0. Hardware addressing pin allowing up to 8 devices on one I2C bus. Internally pulled down to Vss if left floating. Schmitt-trigger input." }, { "number": "2", "name": "E1", "type": "input",- "description": "Hardware slave-address bit 1. Tie to VCC or VSS to set one bit of the device's I2C slave address; internally pulled down to VSS if floating."+ "description": "Device slave address input bit 1. Hardware addressing pin allowing up to 8 devices on one I2C bus. Internally pulled down to Vss if left floating." }, { "number": "3", "name": "E2", "type": "input",- "description": "Hardware slave-address bit 2. Tie to VCC or VSS to set one bit of the device's I2C slave address; internally pulled down to VSS if floating. Allows up to 8 AT24C02 devices on the same I2C bus."+ "description": "Device slave address input bit 2. Hardware addressing pin allowing up to 8 devices on one I2C bus. Internally pulled down to Vss if left floating." }, { "number": "4", "name": "Vss", "type": "power_in",- "description": "Ground reference for the VCC supply."+ "description": "Ground reference for the Vcc supply voltage." }, { "number": "5", "name": "SDA", "type": "bidirectional",- "description": "I2C serial data. Bidirectional open-drain pin; requires an external pull-up resistor and may be wire-OR'ed with other open-drain devices on the bus."+ "description": "I2C serial data input/output. Open-drain, can be wire-OR'ed with other open-drain/open-collector devices. Requires an external pull-up resistor. Input capacitance 8 pF max." }, { "number": "6", "name": "SCL", "type": "input",- "description": "I2C serial clock input. Positive edges clock data in and negative edges clock data out. Supports up to 400 kHz (standard) / 1 MHz (high-speed)."+ "description": "I2C serial clock input. Positive edge clocks data in, negative edge clocks data out. Supports up to 400 kHz (standard AC table) and 1 MHz per features summary. Schmitt-trigger, noise-filtered input." }, { "number": "7", "name": "WCB", "type": "input",- "description": "Write Control, active-low write enable. When tied to VCC all write operations to the memory are inhibited; when tied to VSS normal writes are allowed. Internally pulled down to VSS if left floating (writes enabled by default)."+ "description": "Write Control (active low). Tie to Vcc to inhibit all write operations to the memory; tie to Vss for normal write operation. Internally pulled down to Vss if left floating." }, { "number": "8",- "name": "VCC",+ "name": "Vcc", "type": "power_in",- "description": "Positive supply voltage, 1.7 V to 5.5 V. Typical Icc is 0.2 mA read / 0.8 mA write at 400 kHz; standby current 1 uA at 3.3 V."+ "description": "Positive supply voltage input, 1.7 V to 5.5 V. Read current 0.2 mA typ @ 400 kHz; write current 0.8 mA typ. Standby current 1 uA typ at Vcc=3.3V." } ], "provenance": {@@ -138,8 +138,5 @@ "docs/at24c02m-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": {- "public": true- }+ ] }