E
F
G
H
I
J
Type
Key
Footprint1
On-board 3V3 reg.
I2C "Safe"
Example Applications
adafruit 757
A
8 x 5
Adafruit RasPi Perma Proto Full #1 Adafruit RasPi Perma Proto Full #2 (Serial-to-Parallel GLCD) Adafruit RasPi Perma Proto Full #3 (I2C to 4-bit or 8-bit Parallel LCD Interface) Hobbytronics GPIO Breakout Board v2.1 (SPI or GPIO based 4-bit Parallel LCD Interfaces) Humble Pi #1 (LED Matrix) Humble Pi #2 (LCD & Serial) Humble Pi #3 (SPI GLCD , I2C & Serial)
Hobbytronics LOGIC4 V2
B
6 x 6
Adafruit RasPi Perma Proto Full #2 (Serial-to-Parallel GLCD) Adafruit RasPi Perma Proto Full #4 (Serial GLCD & 4-Digit LED Interfaces) Hobbytronics GPIO Breakout Board v2.1 (SPI or GPIO based 4-bit Parallel LCD Interfaces) SIL Breakout Header #2 (SPI to 8-bit Parallel LCD Interface)
Hobbytronics LOGIC2
C
4 x 5
Adafruit RasPi Perma Proto Full #3 (I2C to 4-bit or 8-bit Parallel LCD Interface) Hobbytronics GPIO Breakout Board v2.1 (I2C and Low-voltage SPI Interfaces) Humble Pi #3 (SPI GLCD , I2C & Serial) SIL Breakout Header #1 NULSOM RPi Proto-breadboard PCB (Half-size)
Sparkfun BOB-12009
D
6 x 5
?
Adafruit RasPi Perma Proto Full #4 (Serial GLCD & 4-Digit LED Interfaces) Hobbytronics GPIO Breakout Board v2.1 (SPI or GPIO based 4-bit Parallel LCD Interfaces) SIL Breakout Header #2 (SPI to 8-bit Parallel LCD Interface)
Generic I2C Level Shifter
4 x 6
Nulsom RPI Proto Breadboard Pcb - Level-shifted I2C Support
Generic 4-way Level Shifter2
Nulsom RPI Proto Breadboard Pcb - Level-shifted SPI Support
Generic 8-way Level Shifter
12 x 15
Qifei 8-way Level Shifter
12 x 5
3
Winwill Diy Proto Hat Shield (Level Shifted I2C and LCD 0802 14w Interface)
Generic Slim 8-way Level Shifter4
TXB0108E-based 8-way Level Shifter
Including PCB overlap etc. (1)
Clone of "D"? (2)
Tested, not specified (3 4)
Clone of "H"? (5)