PCA9544A(2009) 데이터 시트보기 (PDF) - NXP Semiconductors.
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PCA9544A Datasheet PDF : 26 Pages
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NXP Semiconductors
PCA9544A
4-channel I2C-bus multiplexer with interrupt logic
Table 8. Static characteristics at VDD = 4.5 V to 5.5 V
VSS = 0 V; Tamb = −40 °C to +85 °C; unless otherwise specified. See Table 7 for VDD = 2.3 V to 3.6 V.[1]
Symbol Parameter
Conditions
Min
Typ
Supply
VDD
supply voltage
4.5
-
IDD
supply current
operating mode; VDD = 5.5 V;
no load; VI = VDD or VSS;
fSCL = 100 kHz
-
25
Istb
standby current
standby mode; VDD = 5.5 V; no load;
-
0.3
VI = VDD or VSS; fSCL = 0 kHz
VPOR
power-on reset voltage
no load; VI = VDD or VSS
[2] -
1.7
Input SCL; input/output SDA
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
IOL
LOW-level output current VOL = 0.4 V
VOL = 0.6 V
IL
leakage current
VI = VDD or VSS
Ci
input capacitance
VI = VSS
Select inputs A0 to A2, INT0 to INT3
−0.5
-
0.7VDD -
3
-
6
-
−1
-
-
12
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
ILI
input leakage current
Ci
input capacitance
Pass gate
pin at VDD or VSS
VI = VSS
−0.5
-
0.7VDD -
−1
-
-
2
Ron
Vo(sw)
ON-state resistance
switch output voltage
IL
leakage current
Cio
input/output capacitance
INT output
VDD = 4.5 V to 5.5 V; VO = 0.4 V;
IO = 15 mA
Vi(sw) = VDD = 5.0 V; Io(sw) = −100 µA
Vi(sw) = VDD = 4.5 V to 5.5 V;
Io(sw) = −100 µA
VI = VDD or VSS
VI = VSS
4
9
-
3.6
2.6
-
−1
-
-
3
IOL
LOW-level output current VOL = 0.4 V
IOH
HIGH-level output current
3
-
-
-
Max
5.5
100
1
2.1
+0.3VDD
6
-
-
+1
13
+0.3VDD
VDD + 0.5
+1
5
24
-
4.5
+1
5
-
+10
Unit
V
µA
µA
V
V
V
mA
mA
µA
pF
V
V
µA
pF
Ω
V
V
µA
pF
mA
µA
[1] For operation between published voltage ranges, refer to worst case parameter in both ranges.
[2] VDD must be lowered to 0.2 V in order to reset part.
PCA9544A_4
Product data sheet
Rev. 04 — 15 June 2009
© NXP B.V. 2009. All rights reserved.
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