component
MC74HC595ADTR2G
Public Made by Adomby adom
onsemi Shifting Register, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
main
Ray
pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left)
d803bef
1mo ago
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{
"schema": "adom.pads/1",
"slug": "mc74hc595adtr2g",
"footprint": "TSSOP-16_4.4x5mm_P0.65mm",
"generated_from": {
"footprint": "TSSOP-16_4.4x5mm_P0.65mm@sha256:fbac79fc5f310754",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-2.8625,
-2.275
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "TSSOP-16_4.4x5mm_P0.65mm@sha256:fbac79fc5f310754"
},
"pad_count": 16,
"symbol_pins": [
"1",
"10",
"11",
"12",
"13",
"14",
"15",
"16",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "QB",
"type": "tri_state",
"description": "Parallel data output bit B from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE (pin 13) is LOW; drives up to 15 LSTTL loads. Output goes to high-impedance when OE is HIGH.",
"is_pin1": true,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "QC",
"type": "tri_state",
"description": "Parallel data output bit C from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE is LOW.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "QD",
"type": "tri_state",
"description": "Parallel data output bit D from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE is LOW.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "QE",
"type": "tri_state",
"description": "Parallel data output bit E from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE is LOW.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "5",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "5",
"name": "QF",
"type": "tri_state",
"description": "Parallel data output bit F from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE is LOW.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "6",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "6",
"name": "QG",
"type": "tri_state",
"description": "Parallel data output bit G from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE is LOW.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "7",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "7",
"name": "QH",
"type": "tri_state",
"description": "Parallel data output bit H (MSB position) from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE is LOW.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "8",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "8",
"name": "GND",
"type": "power_in",
"description": "Ground reference (0 V). Common return for supply and I/O.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "9",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "9",
"name": "SQH",
"type": "output",
"description": "Serial data output from the shift register (Q_H of the shift stage, not the latch). Used to cascade multiple MC74HC595A devices; connects to the A (serial data input) of the next stage. Not affected by OUTPUT ENABLE.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "10",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "10",
"name": "RESET",
"type": "input",
"description": "Asynchronous active-LOW reset for the shift register only. When LOW, all shift-register stages are cleared to 0; the storage latch is not affected until a LATCH CLOCK edge propagates the cleared data.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "11",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "11",
"name": "SHIFT_CLOCK",
"type": "input",
"description": "Shift-register clock input (SPI SCK equivalent). On the LOW-to-HIGH transition, serial data on A (pin 14) is clocked into stage QA and the shift register advances one bit toward SQH. f_max = 24-35 MHz at Vcc = 6 V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "12",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "12",
"name": "LATCH_CLOCK",
"type": "input",
"description": "Storage latch (register) clock. On the LOW-to-HIGH transition, the current shift-register contents are transferred into the 8-bit output latch driving QA-QH. Typically the SPI /CS or 'RCLK' line.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "13",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "13",
"name": "OUTPUT_ENABLE",
"type": "input",
"description": "Active-LOW output enable for the parallel outputs QA-QH. LOW enables the 3-state drivers; HIGH forces QA-QH into high-impedance. Does not affect the shift register, latch contents, or SQH.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "14",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "14",
"name": "A",
"type": "input",
"description": "Serial data input to the shift register (SPI MOSI equivalent). Sampled on the rising edge of SHIFT CLOCK and loaded into stage QA.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "15",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "15",
"name": "QA",
"type": "tri_state",
"description": "Parallel data output bit A (LSB position) from the storage latch. 3-state CMOS output, enabled when OUTPUT ENABLE is LOW.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "16",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "16",
"name": "VCC",
"type": "power_in",
"description": "Positive supply rail. Recommended operating range 2.0 V to 6.0 V (absolute max 7.0 V). Bypass with 0.1 uF close to the pin.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}