USB's / Connectivity Ports Flashcards
USB 2.0
480 Mbps | 2001
USB 3.0
5 Gbps (SuperSpeed) | 2010
USB 3.1
10 Gbps (SuperSpeed+) 2013
USB 3.2
20 Gbps on USB-C | 2017
USB 2.0 length
5 meters
USB 3.X length
3 meters
USB-A
4 pins (2.0) OR 9 pins (3.X)
USB-B
4 pins (2.0) OR 9 pins (3.X) | mini / micro variants
Mini-USB (variant of USB-B)
5 contacts | USB 2.0 ONLY
Micro-USB (variant of USB-B)
5 contacts | USB 2.0 OR 3.X | hexagonal
USB-C
24 pins | USB 3.1 OR 3.2 OR Thunderbolt
Firewire (IEEE 1394)
Pre-2012 Macs | serial interface 400 or 800 Mbps | storage / audio, video equipment
Lightning
8-pin Oval contact | Debuted 2012 iPhone
Thunderbolt
Mini-DP (20 pins) or USB-C (34 pins) | daisy-chain up to 6 devices
Thunderbolt Versions
V1 - 10 Gbps - Mini-DP + PCIe - 2011 // V2 20 Gbps - Mini-DP + PCIe - 2013 // V3 - 40 Gbps - USB-C - 2016