PCA9549 데이터 시트보기 (PDF) - Philips Electronics
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PCA9549 Datasheet PDF : 24 Pages
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Philips Semiconductors
PCA9549
Octal bus switch with individually I2C-bus controlled enables
9. Static characteristics
Table 6. Static characteristics
VDD = 2.3 V to 3.6 V; VSS = 0 V; Tamb = −40 °C to +85 °C; unless otherwise specified.
See Table 7 on page 12 for VDD = 4.5 V to 5.5 V[1].
Symbol Parameter
Conditions
Min
Typ
Supply
VDD
supply voltage
2.3
-
IDD
supply current
Operating mode; VDD = 3.6 V; no load;
-
20
VI = VDD or VSS; fSCL = 100 kHz
Istb
standby current
Standby mode; VDD = 3.6 V; no load;
-
0.1
VI = VDD or VSS
VPOR
power-on reset voltage no load; VI = VDD or VSS
[2] -
1.6
Input SCL; input/output SDA
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
IOL
LOW-level output current
IL
leakage current
Ci
input capacitance
Select inputs A0 to A2, RESET
VOL = 0.4 V
VOL = 0.6 V
VI = VDD or VSS
VI = VSS
−0.5
-
0.7VDD -
3
-
6
-
−1
-
-
6
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)
IL
Cio
ON-state resistance
switch output voltage
leakage current
input/output capacitance
VDD = 3.0 V to 3.6 V; VO = 0.4 V;
IO = 15 mA
VDD = 2.3 V to 2.7 V; VO = 0.4 V;
IO = 10 mA
Vi(sw) = VDD = 3.3 V; Io(sw) = −100 µA
Vi(sw) = VDD = 3.0 V to 3.6 V;
Io(sw) = −100 µA
Vi(sw) = VDD = 2.5 V; Io(sw) = −100 µA
Vi(sw) = VDD = 2.3 V to 2.7 V;
Io(sw) = −100 µA
VI = VDD or VSS
VI = VSS
-
7
-
8
-
1.9
1.6
-
-
1.5
1.0
-
−1
-
-
3
[1] For operation between published voltage ranges, refer to the worst-case parameters in both ranges.
[2] VDD must be lowered to 0.2 V in order to reset part.
Max
Unit
3.6
V
50
µA
1
µA
2.1
V
+0.3VDD V
6
V
-
mA
-
mA
+1
µA
21
pF
+0.3VDD V
VDD + 0.5 V
+1
µA
5
pF
12
Ω
15
Ω
-
V
2.8
V
-
V
2.0
V
+1
µA
5
pF
PCA9549_1
Product data sheet
Rev. 01 — 11 July 2006
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
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