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PCA9306DP 数据表(PDF) 5 Page - NXP Semiconductors

部件名 PCA9306DP
功能描述  Dual bidirectional I2C-bus and SMBus voltage-level translator
PDF  38 Pages
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制造商  NXP [NXP Semiconductors]
网页  http://www.nxp.com
标志 NXP - NXP Semiconductors

PCA9306DP 数据表(HTML) 5 Page - NXP Semiconductors

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NXP Semiconductors
PCA9306
Dual bidirectional I2C-bus and SMBus voltage-level translator
002aac375
SCL2
VREF1
VREF2
SDA2
GND
SCL1
Transparent top view
3
6
1
5
7
2
terminal 1
index area
PCA9306GM
Figure 6. Pin configuration for XQFN8
002aaf393
4
3
2
1
5
6
7
8
PCA9306GF
PCA9306JK
Transparent top view
VREF1
GND
SCL1
VREF2
EN
SCL2
SDA1
SDA2
Figure 7. Pin configuration for XSON8 and X2SON8 (GF;
JK)
5.2 Pin description
Pin
Symbol
SO8, TSSOP8 (MSOP8), TSSOP8, VSSOP8
(DC1), XQFN8, XSON8, X2SON8
Description
GND
1
ground (0 V)
VREF1
2
low-voltage side reference supply voltage for SCL1 and
SDA1
SCL1
3
serial clock, low-voltage side; connect to VREF1 through a
pull-up resistor
SDA1
4
serial data, low-voltage side; connect to VREF1 through a
pull-up resistor
SDA2
5
serial data, high-voltage side; connect to VREF2 through a
pull-up resistor
SCL2
6
serial clock, high-voltage side; connect to VREF2 through a
pull-up resistor
VREF2
7
high-voltage side reference supply voltage for SCL2 and
SDA2
EN
8
switch enable input; connect to VREF2 and pull-up through
a high resistor
Table 3. Pin description
6 Functional description
Refer to Figure 1.
6.1 Function table
H = HIGH level; L = LOW level.
Input EN[1]
Function
H
SCL1 = SCL2; SDA1 = SDA2
Table 4. Function selection (example)
PCA9306
All information provided in this document is subject to legal disclaimers.
© 2023 NXP B.V. All rights reserved.
Product data sheet
Rev. 9.4 — 5 July 2023
5 / 38



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