PCA9541AD 查看數據表（PDF） - NXP Semiconductors.
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PCA9541AD Datasheet PDF : 41 Pages
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NXP Semiconductors
PCA9541A
2-to-1 I2C-bus master selector with interrupt logic and reset
11. Limiting values
Table 15. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Voltages are referenced to VSS (ground = 0 V).[1]
Symbol Parameter
Conditions
Min
Max
Unit
VDD
supply voltage
−0.5
+7.0
V
VI
input voltage
−0.5
+7.0
V
II
input current
−20
+20
mA
IO
output current
−25
+25
mA
IDD
supply current
−100
+100
mA
ISS
ground supply current
−100
+100
mA
Ptot
total power dissipation
-
400
mW
Tstg
storage temperature
−60
+150
°C
Tamb
ambient temperature
operating in free air
−40
+85
°C
[1] The performance capability of a high-performance integrated circuit in conjunction with its thermal
environment can create junction temperatures which are detrimental to reliability. The maximum junction
temperature of this integrated circuit should not exceed 125 °C.
12. Static characteristics
Table 16. Static characteristics
VDD = 2.3 V to 5.5 V; VSS = 0 V; Tamb = −40 °C to +85 °C; unless otherwise specified.
Symbol Parameter
Conditions
Min
Typ
Supply
VDD
supply voltage
2.3
-
IDD
supply current
Operating mode; no load;
VI = VDD or VSS; fSCL = 100 kHz
VDD = 3.6 V
-
152
VDD = 5.5 V
-
349
Istb
standby current
Standby mode; no load;
VI = VDD or VSS; fSCL = 0 kHz
VDD = 3.6 V
-
30
VDD = 5.5 V
-
40
VPOR
power-on reset voltage no load; VI = VDD or VSS
[1] -
1.5
Input SCL_MSTn; input/output SDA_MSTn (upstream and downstream channels)
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
VDD = 2.3 V to 3.6 V
VDD = 3.6 V to 5.5 V
−0.5
-
0.7VDD -
3
-
6
-
−1
-
-
4
-
4
Max
Unit
3.6
V
200
µA
600
µA
80
µA
100
µA
2.1
V
+0.3VDD V
6
V
-
mA
-
mA
+1
µA
5
pF
6
pF
PCA9541A_3
Product data sheet
Rev. 03 — 16 July 2009
© NXP B.V. 2009. All rights reserved.
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