PCA9554C 查看數據表（PDF） - NXP Semiconductors.
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PCA9554C
NXP Semiconductors.
PCA9554C Datasheet PDF : 36 Pages
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NXP Semiconductors
PCA9554B; PCA9554C
Low-voltage 8-bit I2C-bus/SMBus low power I/O port
30
Isource
(mA)
20
10
Tamb = −40 °C
25 °C
85 °C
002aah110
0
0
0.2
a. VDD = 1.65 V
0.4
0.6
VDD − VOH (V)
60
Isource
(mA)
40
002aah112
Tamb = −40 °C
25 °C
85 °C
20
0
0
0.2
c. VDD = 2.5 V
0.4
0.6
VDD − VOH (V)
90
Isource
(mA)
60
Tamb = −40 °C
25 °C
85 °C
002aah114
Isource 35
(mA)
30
25
20
15
10
5
0
0
Tamb = −40 °C
25 °C
85 °C
002aah111
0.2
0.4
0.6
VDD − VOH (V)
b. VDD = 1.8 V
Isource 70
(mA)
60
50
40
30
20
10
0
0
Tamb = −40 °C
25 °C
85 °C
002aah113
0.2
0.4
0.6
VDD − VOH (V)
d. VDD = 3.3 V
90
Isource
(mA)
60
Tamb = −40 °C
25 °C
85 °C
002aah115
30
30
0
0
0.2
0.4
0.6
VDD − VOH (V)
0
0
0.2
e. VDD = 5.0 V
f. VDD = 5.5 V
Fig 23. I/O source current versus HIGH-level output voltage
0.4
0.6
VDD − VOH (V)
PCA9554B_PCA9554C
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 19 September 2012
© NXP B.V. 2012. All rights reserved.
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