I2C-TRN Gravitech, I2C-TRN Datasheet - Page 3

• Manufacturer Part Number: I2C-TRN
• Description: Daughter Cards & OEM Boards DUAL BIDIRCTINL I2C VOLT-LVL TRANSLATOR
• Manufacturer: Gravitech

Specifications of I2C-TRN

• Rohs: yes
• Product: Voltage Level Translator Boards
• Description/function: 8-pin CMOS device that translates voltage level
• Dimensions: 0.7 in x 0.57 in
• Interface Type: I2C
• Operating Supply Voltage: 3.3 V to 5 V
• Tool Is For Evaluation Of: PCA9306
• For Use With: Breadboards

For 5.0V to 3.3V translation:
I2C-TRN
Power:
• Power the I2C-TRN board with 5V
• Solder a bridge on “3V3” at the
supply on V
bottom of the module (default from
manufacture).
Pin No.
1
2
3
4
5
6
7
8
TM
Interfaces
Copyright © 2007 MicroResearch
Dual Bidirectional I
GRAVITECH GROUP
REF2
GND
V
SCL1
SDA1
SDA2
SCL2
V
EN
REF1
REF2
pin.
Name
GND (1)
V
SCL1 (3)
SDA1 (4)
REF1
Pin Configuration
(2)
User Manual
Input
PWR
PWR
I/O
I/O
I/O
I/O
PWR
Type
2
WWW.GRAVITECH.US
C Voltage-Level Translator
Supply ground
Low-voltage-side reference supply
voltage for SCL1 and SDA1
Serial clock line, low-voltage side
Serial data line, low-voltage side
Serial data line, high-voltage side
Serial clock line, high-voltage side
High-voltage-side reference supply
voltage for SCL1 and SDA1
Switch enable input
For other level translation:
• 3.3V is available on V
• Remove solder bridge “3V3” at the
• Apply high-voltage-side reference
(8) EN
(7) V
(6) SCL2
(5) SDA2
can be use to power external
devices up to 90mA.
bottom of the module.
supply to V
side reference to V
REF2
Description
REF2
and low-voltage-
REF1
REF2
pin. It