Components

USB 2 legacy plug

class

the class of USB plugs carrying only USB 1–2 and power which preceded the USB 2 Type‑C plug, which replaces all of them

digital integrated circuit

class

USB 2 Type-AB receptacle

class

the class of USB 2 receptacles (those which carry only USB 1–2 and power) which accept both Type‑A and Type‑B plugs and preceded the USB 2 Type‑C receptacle, which replaces them

USB 2 Standard plug

class

the earlier class of legacy (pre-C) USB Standard plugs

USB Type-A plug

class

a class of legacy USB plugs that preceded USB-C (“A” indicating the host end, all other pre-C plugs being Type-B)

LM339

class

Quad comparator integrated circuit

Tropa

class

a line of early Soviet ICs and the associated type of through-hole integrated circuit package

USB 3 Standard receptacle

class

a class of legacy USB receptacles that preceded USB-C

USB Standard-B plug

class

a class of legacy USB plugs (peripheral device end) that preceded USB-C

USB Micro-B connector

class

a class of legacy (pre-C) USB Type-B (peripheral device end) connectors

USB Type-AB receptacle

class

a class of legacy USB receptacles that preceded USB-C, “AB” indicating they accept both Type-A and Type-B plugs

legacy USB connector

class

the class of all USB connectors other than Type‑C (USB‑C), which replaces all of them

USB 2 Standard-A connector

class

a class of legacy USB connectors that preceded USB-C (“A” indicating the host end)

USB Standard Type-B plug

class

USB Standard-A connector

class

Class of full-size legacy USB connectors (host end) that preceded USB-C

USB-C plug

class

24-pin reversible plug designed to replace all other USB plugs by carrying all USB data protocols (and some others) and power levels (up to 240 W, in either direction)

USB 2 Micro-B connector

class

the class of the most compact legacy USB 2 connectors (those which carry only USB 1–2 and power) at the peripheral device ends of cables, replaced by the USB 2 Type‑C connectors

USB 3 receptacle

class

The latter class of legacy USB receptacles

microprocessor set

class

microprocessor and directly related chipset and peripheral ICs

μA723

class

Voltage regulator integrated circuit

USB 2 Type-A connector

class

the class of USB connectors at the host ends of cables and carrying only USB 1–2 and power, all of which are replaced by the USB 2 Type‑C connectors

USB 2 Micro receptacle

class

the class of USB Micro receptacles carrying only USB 1–2 and power, replaced by the USB 2 Type‑C receptacle

USB 2 connector

class

the USB connectors, both Type‑C and legacy (pre–Type‑C), carrying only USB 1–2 and power, as opposed to the Full‑Featured Type‑C, with exhaustive capabilities, and the legacy USB 3 connectors, supporting a subset of USB 1–3 and power

USB Micro-B plug

class

a class of legacy USB plugs (peripheral device end) that preceded USB-C

USB 3 Type-B connector

class

The latter class of legacy USB Type-B connector (peripheral device end)

USB 3 Type-B receptacle

class

a class of legacy (pre-C) USB Type-B (peripheral device end) receptacles

legacy USB plug

class

the class of all USB plugs other than Type‑C (USB‑C), which replaces all of them

USB Standard-B receptacle

class

a class of legacy USB receptacles that preceded USB-C (“B” indicating the peripheral device end)

USB 3 Micro connector

class

the latter class of legacy Micro connectors that preceded USB-C

public address loudspeaker

class

one or several loudspeakers (usually horn loudspeakers) used in a stationary installation (on the street, at a railway station, in a stadium or at some other place)

USB 2 Micro plug

class

the class of USB Micro plugs carrying only USB 1–2 and power, replaced by the USB 2 Type‑C plug

USB Type-C Power-Only connector

class

the simplest versions of the Type-C connectors, prohibited in detachable cables, carrying all power levels (up to 240 W in either direction), omitting the connections needed for data

speech synthesis LSI

class

USB Mini-B connector

class

the oldest class of compact legacy USB Type‑B connectors, carrying only USB 1–2 and power, at the peripheral device ends of cables, replaced by the USB 2 Micro‑B connectors, themselves later replaced by the USB 2 Type‑C connectors

USB 2 Type-C connector

class

the versions of the Type-C connectors that replace all other USB 2 connectors and carry all power levels (up to 240 W in either direction), omitting the connections required for the higher data rates of USB 3, USB4, Thunderbolt, and DisplayPort

USB 2 receptacle

class

the USB receptacles, both Type‑C and legacy (pre–Type‑C), carrying only USB 1–2 and power, as opposed to the Full‑Featured Type‑C, with exhaustive capabilities, and the legacy USB 3 receptacles, supporting a subset of USB 1–3 and power

USB Type-A receptacle

class

a class of legacy USB receptacles that preceded USB-C (“A” indicating the host end)

USB Micro-B receptacle

class

a class of legacy (pre-C) USB Type-B (peripheral device end) receptacles

USB 2 legacy receptacle

class

the class of USB receptacles carrying only USB 1–2 and power which preceded the USB 2 Type‑C receptacle, which replaces all of them

USB Standard connector

class

a class of legacy USB connectors that preceded USB-C, along with Micro and Mini

USB Micro plug

class

a class of legacy USB plugs that preceded USB-C, along with Standard and Mini

USB 2 Type-A receptacle

class

the class of USB receptacles found in hosts and carrying only USB 1–2 and power, all of which are replaced by the USB 2 Type‑C receptacle

USB Standard Type-B connector

class

USB 3 Standard Type-B plug

class

a class of legacy USB plugs that preceded USB-C (“B” indicating the peripheral device end)

USB Type-B plug

class

a class of legacy USB plugs that preceded USB-C (“B” indicating the peripheral device end, all other pre-C plugs being Type-A)

USB 2 legacy connector

class

the class of USB connectors carrying only USB 1–2 and power which preceded the USB 2 Type‑C connectors, which replace all of them

USB Standard-B connector

class

a class of legacy USB connectors (peripheral device end) that preceded USB-C

USB Standard plug

class

a class of legacy USB plugs that preceded USB-C, along with Micro and Mini

AY-3-8600

class

Pong chipset from General Instrument. 8 Pong games: Solo, Basketball, Gridball, Tennis, Hockey, Football, Squash, Pelota

Altera Stratix IV

class

FPGA chip series

USB 2 Standard connector

class

the earlier class of legacy (pre-C) USB Standard connectors

USB 3 Standard-B connector

class

a class of legacy USB connectors that preceded USB-C (“B” indicating the peripheral device end)

silicon chip

class

USB 2 plug

class

the USB plugs, both Type‑C and legacy (pre–Type‑C), carrying only USB 1–2 and power, as opposed to the Full‑Featured Type‑C, with exhaustive capabilities, and the legacy USB 3 plugs, supporting a subset of USB 1–3 and power

USB Mini-A connector

class

a deprecated class of compact USB connectors which carry only USB 1–2 and power, found at the host ends of cables, replaced by the USB 2 Micro‑A plug and USB 2 Micro‑AB receptacle, themselves later replaced by the USB 2 Type‑C connectors

USB Standard Type-B receptacle

class

USB 3 Type-A connector

class

The latter class of legacy USB Type-A connector (host end)

USB Type-B connector

class

a class of legacy USB connectors that preceded USB-C (“B” indicating the peripheral device end)

USB Mini receptacle

class

a class of early legacy (Mini-B) and deprecated (Mini-AB, Mini-A) receptacles that preceded Micro-USB

ICH7

class

Intel southbridge