PCA9538 Datasheet, PDF (14/28 Pages) NXP Semiconductors – 8-bit I2C and SMBus low power I/O port with interrupt and reset

NXP Semiconductors
PCA9538
8-bit I²C-bus and SMBus low power I/O port with interrupt and reset
Table 9. Static characteristics …continued
V_DD = 2.3 V to 5.5 V; V_SS = 0 V; T_amb = −40 °C to +85 °C; unless otherwise specified.
Symbol Parameter
Conditions
Min
I/Os
V_IL
LOW-level input voltage
V_IH
HIGH-level input voltage
I_OL
LOW-level output current
V_OH
HIGH-level output voltage
I_LI
input leakage current
C_i
input capacitance
Interrupt INT
V_OL = 0.5 V
V_DD = 2.3 V
V_DD = 3.0 V
V_DD = 4.5 V
V_OL = 0.7 V
V_DD = 2.3 V
V_DD = 3.0 V
V_DD = 4.5 V
I_OH = −8 mA
V_DD = 2.3 V
V_DD = 3.0 V
V_DD = 4.5 V
I_OH = −10 mA
V_DD = 2.3 V
V_DD = 3.0 V
V_DD = 4.5 V
V_I = V_DD = V_SS
−0.5
2.0
[2] ₈
[2] ₈
[2] ₈
[2] ₁₀
[2] ₁₀
[2] ₁₀
[3] _1.8
[3] _2.6
[3] _4.1
[3] _1.7
[3] _2.5
[3] _4.0
−1
-
I_OL
LOW-level output current
V_OL = 0.4 V
3
Select inputs A0, A1, RESET
V_IL
LOW-level input voltage
V_IH
HIGH-level input voltage
I_LI
input leakage current
−0.5
2.0
−1
Typ Max
-
+0.8
-
5.5
10
-
14
-
17
-
13
-
19
-
24
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+1
5
10
13
-
-
+0.8
-
5.5
-
+1
Unit
V
V
mA
mA
mA
mA
mA
mA
V
V
V
V
V
V
µA
pF
mA
V
V
µA
[1] V_DD must be lowered to 0.2 V in order to reset part.
[2] Each I/O must be externally limited to a maximum of 25 mA and the device must be limited to a maximum current of 100 mA.
[3] The total current sourced by all I/Os must be limited to 85 mA.
PCA9538_5
Product data sheet
Rev. 05 — 28 May 2009
© NXP B.V. 2009. All rights reserved.
14 of 28