PCA9554U(2006) 查看數據表（PDF） - NXP Semiconductors.
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PCA9554U Datasheet PDF : 30 Pages
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NXP Semiconductors
PCA9554/PCA9554A
8-bit I2C-bus and SMBus I/O port with interrupt
9. Static characteristics
Table 9. 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
Supplies
VDD
supply voltage
IDD
supply current
Istb
standby current
VPOR
power-on reset voltage
Input SCL; input/output SDA
operating mode; VDD = 5.5 V;
no load; fSCL = 100 kHz
Standby mode; VDD = 5.5 V; no load;
VI = VSS; fSCL = 0 kHz; I/O = inputs
Standby mode; VDD = 5.5 V; no load;
VI = VDD; fSCL = 0 kHz; I/O = inputs
no load; VI = VDD or VSS
2.3
-
-
-
[1] -
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
IOL
LOW-level output current VOL = 0.4 V
IL
leakage current
VI = VDD = VSS
Ci
input capacitance
VI = VSS
I/Os
−0.5
0.7VDD
3
−1
-
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
IOL
LOW-level output current
VOH
HIGH-level output voltage
IIH
input leakage current
IIL
input leakage current
Ci
input capacitance
Co
output capacitance
Interrupt INT
VOL = 0.5 V; VDD = 2.3 V
VOL = 0.7 V; VDD = 2.3 V
VOL = 0.5 V; VDD = 3.0 V
VOL = 0.7 V; VDD = 3.0 V
VOL = 0.5 V; VDD = 4.5 V
VOL = 0.7 V; VDD = 4.5 V
IOH = −8 mA; VDD = 2.3 V
IOH = −10 mA; VDD = 2.3 V
IOH = −8 mA; VDD = 3.0 V
IOH = −10 mA; VDD = 3.0 V
IOH = −8 mA; VDD = 4.75 V
IOH = −10 mA; VDD = 4.75 V
VDD = 3.6 V; VI = VDD
VDD = 5.5 V; VI = VSS
−0.5
2.0
[2] 8
[2] 10
[2] 8
[2] 10
[2] 8
[2] 10
[3] 1.8
[3] 1.7
[3] 2.6
[3] 2.5
[3] 4.1
[3] 4.0
-
-
-
-
IOL
LOW-level output current VOL = 0.4 V
3
Typ
-
104
550
0.25
1.5
-
-
6
-
6
-
-
10
13
14
19
17
24
-
-
-
-
-
-
-
-
3.7
3.7
-
Max
Unit
5.5
V
175
µA
700
µA
1
µA
1.65
V
+0.3VDD V
5.5
V
-
mA
+1
µA
10
pF
+0.8
V
5.5
V
-
mA
-
mA
-
mA
-
mA
-
mA
-
mA
-
V
-
V
-
V
-
V
-
V
-
V
1
µA
−100
µA
5
pF
5
pF
-
mA
PCA9554_9554A_7
Product data sheet
Rev. 07 — 13 November 2006
© NXP B.V. 2006. All rights reserved.
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