component
CC2540F128RHAR
Public Made by Adomby adom
Texas Instruments RF Transceiver ICs, VQFN-40-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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page.json+13−10@@ -65,7 +65,7 @@ "number": "3", "name": "USB_N", "type": "bidirectional",- "description": "USB D\u2212 full-speed differential signal pin."+ "description": "USB D− full-speed differential signal pin." }, { "number": "4",@@ -167,7 +167,7 @@ "number": "20", "name": "RESET_N", "type": "input",- "description": "Active-low reset input; minimum recognisable pulse width 1 \u00b5s."+ "description": "Active-low reset input; minimum recognisable pulse width 1 µs." }, { "number": "21",@@ -179,13 +179,13 @@ "number": "22", "name": "XOSC_Q1", "type": "passive",- "description": "32-MHz crystal oscillator pin 1 or external-clock input; CL 10-16 pF, ESR max 60 \u03a9."+ "description": "32-MHz crystal oscillator pin 1 or external-clock input; CL 10-16 pF, ESR max 60 Ω." }, { "number": "23", "name": "XOSC_Q2", "type": "passive",- "description": "32-MHz crystal oscillator pin 2; CL 10-16 pF, ESR max 60 \u03a9."+ "description": "32-MHz crystal oscillator pin 2; CL 10-16 pF, ESR max 60 Ω." }, { "number": "24",@@ -197,13 +197,13 @@ "number": "25", "name": "RF_P", "type": "bidirectional",- "description": "Positive RF port - LNA input during RX, PA output during TX; optimum differential load impedance 70+j30 \u03a9."+ "description": "Positive RF port - LNA input during RX, PA output during TX; optimum differential load impedance 70+j30 Ω." }, { "number": "26", "name": "RF_N", "type": "bidirectional",- "description": "Negative RF port - LNA input during RX, PA output during TX; optimum differential load impedance 70+j30 \u03a9."+ "description": "Negative RF port - LNA input during RX, PA output during TX; optimum differential load impedance 70+j30 Ω." }, { "number": "27",@@ -227,7 +227,7 @@ "number": "30", "name": "RBIAS", "type": "passive",- "description": "External precision bias resistor connection for internal reference current; 56 k\u03a9 recommended."+ "description": "External precision bias resistor connection for internal reference current; 56 kΩ recommended." }, { "number": "31",@@ -287,7 +287,7 @@ "number": "40", "name": "DCOUPL", "type": "power_out",- "description": "Output of the on-chip 1.8-V digital voltage regulator; requires 1-\u00b5F external decoupling capacitor; must not supply external circuits."+ "description": "Output of the on-chip 1.8-V digital voltage regulator; requires 1-µF external decoupling capacitor; must not supply external circuits." }, { "number": "41",@@ -307,7 +307,7 @@ "consensus": "agreed", "guards": "pin_guards 0.1: passed", "guard_notes": [- "extractor flagged: Exposed ground pad (GND) shown in pin description table on page 17 without pin number (\u2014) but critic; Pins P2_3 and P2_4 are dual-function pins that can operate as either general-purpose I/O or 32.768-k; Oscillator circuit design and crystal component selection require careful attention to loading capac",+ "extractor flagged: Exposed ground pad (GND) shown in pin description table on page 17 without pin number (—) but critic; Pins P2_3 and P2_4 are dual-function pins that can operate as either general-purpose I/O or 32.768-k; Oscillator circuit design and crystal component selection require careful attention to loading capac", "exposed pad 41 added from the footprint" ], "pages_sent": 36,@@ -374,5 +374,8 @@ "docs/cc2540f128rhar-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }