component
SIT490EESA
Public Made by Adomby adom
SIT RS-485 / RS-422 ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+11−8@@ -32,19 +32,19 @@ "number": "1", "name": "VCC", "type": "power_in",- "description": "Positive supply input, 4.5 V \u2264 VCC \u2264 5.5 V (absolute max +7 V). Typical supply current ICC = 220 \u00b5A (max 400 \u00b5A) with DI = 0 or VCC."+ "description": "Positive supply input, 4.5 V ≤ VCC ≤ 5.5 V (absolute max +7 V). Typical supply current ICC = 220 µA (max 400 µA) with DI = 0 or VCC." }, { "number": "2", "name": "RO", "type": "output",- "description": "Receiver output. Outputs logic high when the differential receiver input (A\u2212B) \u2265 \u221210 mV, and logic low when (A\u2212B) \u2264 \u2212200 mV. Fail-safe high when inputs are open or shorted. VOH \u2265 VCC\u22121.5 V at IOUT = \u22124 mA; VOL \u2264 0.4 V at IOUT = +4 mA."+ "description": "Receiver output. Outputs logic high when the differential receiver input (A−B) ≥ −10 mV, and logic low when (A−B) ≤ −200 mV. Fail-safe high when inputs are open or shorted. VOH ≥ VCC−1.5 V at IOUT = −4 mA; VOL ≤ 0.4 V at IOUT = +4 mA." }, { "number": "3", "name": "DI", "type": "input",- "description": "Driver data input. A logic low on DI forces Y low and Z high; a logic high on DI forces Y high and Z low. VIH \u2265 2.0 V, VIL \u2264 0.8 V, input leakage \u00b12 \u00b5A."+ "description": "Driver data input. A logic low on DI forces Y low and Z high; a logic high on DI forces Y high and Z low. VIH ≥ 2.0 V, VIL ≤ 0.8 V, input leakage ±2 µA." }, { "number": "4",@@ -56,25 +56,25 @@ "number": "5", "name": "Y", "type": "output",- "description": "Non-inverting (in-phase) driver output for the RS-485/RS-422 bus. Differential output magnitude 1.5-VCC V into a 27 \u03a9 load (2.0-VCC V into 50 \u03a9). Short-circuit protected 35-250 mA. \u00b115 kV HBM ESD protection."+ "description": "Non-inverting (in-phase) driver output for the RS-485/RS-422 bus. Differential output magnitude 1.5-VCC V into a 27 Ω load (2.0-VCC V into 50 Ω). Short-circuit protected 35-250 mA. ±15 kV HBM ESD protection." }, { "number": "6", "name": "Z", "type": "output",- "description": "Inverting driver output for the RS-485/RS-422 bus. Complementary to Y. Short-circuit protected 35-250 mA. \u00b115 kV HBM ESD protection."+ "description": "Inverting driver output for the RS-485/RS-422 bus. Complementary to Y. Short-circuit protected 35-250 mA. ±15 kV HBM ESD protection." }, { "number": "7", "name": "B", "type": "input",- "description": "Inverting receiver differential input from the RS-485/RS-422 bus. Common-mode range \u22127 V to +12 V, 1/8-unit-load input impedance (RIN \u2265 96 k\u03a9). Absolute max \u22128 V to +13 V. \u00b115 kV HBM ESD protection."+ "description": "Inverting receiver differential input from the RS-485/RS-422 bus. Common-mode range −7 V to +12 V, 1/8-unit-load input impedance (RIN ≥ 96 kΩ). Absolute max −8 V to +13 V. ±15 kV HBM ESD protection." }, { "number": "8", "name": "A", "type": "input",- "description": "Non-inverting receiver differential input from the RS-485/RS-422 bus. Common-mode range \u22127 V to +12 V, 1/8-unit-load input impedance (RIN \u2265 96 k\u03a9). Absolute max \u22128 V to +13 V. \u00b115 kV HBM ESD protection."+ "description": "Non-inverting receiver differential input from the RS-485/RS-422 bus. Common-mode range −7 V to +12 V, 1/8-unit-load input impedance (RIN ≥ 96 kΩ). Absolute max −8 V to +13 V. ±15 kV HBM ESD protection." } ], "provenance": {@@ -138,5 +138,8 @@ "docs/sit490eesa-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }