component
TXS4558RUKR
Public Made by Adomby adom
Texas Instruments Translators, Level Shifters, WQFN-20-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"name": "VSIM2",
"type": "power_out",
"description": "1.8 V/2.95 V SIM2 supply output from the VBATT-fed LDO, enabled by EN2 and set by VSEL2 (1.8 V when low, 2.95 V when high), sourcing up to 50 mA."
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{
"number": "3",
"name": "VBATT",
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"description": "Battery power supply input for the integrated LDOs, specified at 2.3 V to 5.5 V."
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{
"number": "4",
"name": "VSIM1",
"type": "power_out",
"description": "1.8 V/2.95 V SIM1 supply output from the VBATT-fed LDO, enabled by EN1 and set by VSEL1 (1.8 V when low, 2.95 V when high), sourcing up to 50 mA."
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{
"number": "5",
"name": "SIM1CLK",
"type": "output",
"description": "Level-shifted clock output to SIM1 in the VSIM1 domain, driven from CLK when SIM1 is selected or when CLKRUN1 is high."
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{
"number": "6",
"name": "SIM1RST",
"type": "output",
"description": "Level-shifted reset output to SIM1 in the VSIM1 domain, whose level is latched at the last state when SIM1 is deselected."
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{
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"type": "bidirectional",
"description": "Bidirectional level-shifted data line to SIM1 in the VSIM1 domain, becoming high impedance when SIM1 is deselected with CSEL."
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{
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"description": "Baseband-side bidirectional data pin in the VCC domain that connects to SIM1 or SIM2 as selected by CSEL."
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{
"number": "9",
"name": "RST",
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"description": "Baseband reset input in the VCC domain that is passed to the SIMxRST of the selected card."
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{
"number": "10",
"name": "CLK",
"type": "input",
"description": "Baseband clock input in the VCC domain that is level-shifted to the SIMxCLK of the selected card, or of either card when its CLKRUNx is high."
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{
"number": "11",
"name": "EN1",
"type": "input",
"description": "Enable input for the SIM1 interface in the VCC domain that powers VSIM1 and starts the SIM1 activation sequence when driven high."
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{
"number": "12",
"name": "VSEL1",
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"description": "Input in the VCC domain that selects the LDO1 output voltage, 1.8 V when low and 2.95 V when high."
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{
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"type": "input",
"description": "Input in the VCC domain that selects the active card, SIM1 when low and SIM2 when high."
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{
"number": "14",
"name": "CLKRUN1",
"type": "input",
"description": "Input in the VCC domain that controls SIM1CLK when SIM1 is deselected, keeping the clock running when high and bringing SIM1CLK low when low."
},
{
"number": "15",
"name": "CLKRUN2",
"type": "input",
"description": "Input in the VCC domain that controls SIM2CLK when SIM2 is deselected, keeping the clock running when high and bringing SIM2CLK low when low."
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{
"number": "16",
"name": "VSEL2",
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"description": "Input in the VCC domain that selects the LDO2 output voltage, 1.8 V when low and 2.95 V when high."
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{
"number": "17",
"name": "EN2",
"type": "input",
"description": "Enable input for the SIM2 interface in the VCC domain that powers VSIM2 and starts the SIM2 activation sequence when driven high."
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{
"number": "18",
"name": "SIM2I/O",
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{
"number": "19",
"name": "SIM2RST",
"type": "output",
"description": "Level-shifted reset output to SIM2 in the VSIM2 domain, whose level is latched at the last state when SIM2 is deselected."
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{
"number": "20",
"name": "SIM2CLK",
"type": "output",
"description": "Level-shifted clock output to SIM2 in the VSIM2 domain, driven from CLK when SIM2 is selected or when CLKRUN2 is high."
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{
"number": "21",
"name": "GND",
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"name": "VCC supply voltage",
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"name": "Input voltage range, VSIMx-port",
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{
"name": "Voltage applied to output in high-impedance or power-off state, VCC-port",
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{
"name": "Voltage applied to output in high-impedance or power-off state, VSIMx-port",
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{
"name": "Voltage applied to output in high-impedance or power-off state, control inputs",
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"typ": null,
"max": 4.6,
"conditions": "High-impedance or power-off state, control inputs",
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{
"name": "Voltage applied to output in high or low state, VCC-port",
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"max": 4.6,
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{
"name": "Voltage applied to output in high or low state, VSIMx-port",
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{
"name": "Voltage applied to output in high or low state, control inputs",
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{
"name": "Input clamp current",
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"conditions": "VI < 0",
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{
"name": "Output clamp current",
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{
"name": "Continuous output current",
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{
"name": "Continuous current through VCCA or GND",
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"min": -100,
"typ": null,
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{
"name": "Storage temperature range (level translator)",
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"unit": "°C",
"min": -65,
"typ": null,
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{
"name": "Input voltage range (LDO)",
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{
"name": "Output voltage range (LDO)",
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{
"name": "Junction temperature range",
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{
"name": "Storage temperature range (LDO)",
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{
"name": "Low-level output voltage, SIM1_I/O open-drain",
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"min": null,
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"conditions": "IOL = 1 mA, Open-Drain",
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{
"name": "Low-level output voltage, SIM2_I/O open-drain",
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{
"name": "Low-level output voltage, I/O open-drain",
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{
"name": "Input current, control inputs",
"symbol": "II",
"kind": "electrical",
"unit": "µA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "VI = EN1, EN2, CLKRUN1, CSEL, CLKRUN2, VSEL1, VSEL2; 1.7 V to 3.3 V",
"source_page": 4,
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{
"name": "I/O ground current (ICC I/O)",
"symbol": "ICC",
"kind": "electrical",
"unit": "µA",
"min": -5,
"typ": null,
"max": 5,
"conditions": "VI = VCCI, IO = 0, 1.7 V to 3.3 V",
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{
"name": "Input voltage (LDO)",
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{
"name": "Output voltage, Class-B mode",
"symbol": "VSIM1,2",
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"min": 2.85,
"typ": 2.95,
"max": 3.05,
"conditions": "Class-B mode, 0 mA < ISIM1,2 < 50 mA",
"source_page": 4,
"source": "datasheet"
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{
"name": "Output voltage, Class-C mode",
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"min": 1.7,
"typ": 1.8,
"max": 1.9,
"conditions": "Class-C mode, 0 mA < ISIM1,2 < 50 mA",
"source_page": 4,
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{
"name": "Dropout voltage",
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"unit": "mV",
"min": null,
"typ": null,
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"conditions": "IOUT = 50 mA",
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{
"name": "Operating current",
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"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 40,
"max": 50,
"conditions": "VSIM1 = 2.95 V, VSIM2 = 0, ISIM1 = 0 µA",
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"source": "datasheet"
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{
"name": "Shutdown current (IGND)",
"symbol": "ISHDN",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 1,
"conditions": "VENx ≤ 0.4 V, (VSIMx + VDO) ≤ VBAT ≤ 5.5 V, TJ = 85°C",
"source_page": 4,
"source": "datasheet"
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{
"name": "Power-supply rejection ratio",
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"min": 50,
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"conditions": "f = 1 kHz; VBAT = 3.15 V, VSIM1,2 = 1.8 V or 2.95 V, COUT = 1 µF, IOUT = 10 mA",
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"source": "datasheet"
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{
"name": "Power-supply rejection ratio",
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