参数资料
型号: PCA9574PW,112
厂商: NXP Semiconductors
文件页数: 11/33页
文件大小: 0K
描述: IC I/O EXPANDER I2C 8B 16TSSOP
标准包装: 96
接口: I²C,SM 总线
输入/输出数: 8
中断输出:
频率 - 时钟: 400kHz
电源电压: 1.1 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 带卷 (TR)
包括: POR
其它名称: 935285149112
PCA9574PW
PCA9574PW-ND
PCA9574
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 4 — 25 April 2012
19 of 33
NXP Semiconductors
PCA9574
8-bit I2C-bus and SMBus, level translating, low volage GPIO
12. Static characteristics
Table 14.
Static characteristics
VDD = 1.1 V to 3.6 V; VDD(IO) = 1.1 V to 3.6 V; VSS =0V; Tamb =
40 °C to +85 °C; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Supplies
VDD
supply voltage
1.1
-
3.6
V
VDD(IO)
input/output supply voltage
1.1
-
VDD +0.5
V
IDD
supply current
operating mode; VDD =3.6 V;
no load; fSCL = 100 kHz; I/O = inputs
-
135
200
μA
IstbL
LOW-level standby current
Standby mode; VDD = 3.6 V; no load;
VI =VSS; fSCL = 0 kHz; I/O = inputs
-0.25
1
μA
IstbH
HIGH-level standby current Standby mode; VDD = 3.6 V; no load;
VI =VDD; fSCL = 0 kHz; I/O = inputs
-0.25
1
μA
VPOR
power-on reset voltage
no load; VI =VDD or VSS (rising VDD)-
0.8
1.0
V
Input SCL; input/output SDA
VIL
LOW-level input voltage
0.5
-
+0.3VDD
V
VIH
HIGH-level input voltage
0.7VDD
-3.6
V
IOL
LOW-level output current
VOL =0.2 V; VDD =1.1 V
1
-
mA
VOL =0.4 V; VDD =2.3 V
3
-
mA
IL
leakage current
VI =VDD or VSS
1-
+1
μA
Ci
input capacitance
VI =VSS
-6
10
pF
I/Os
VIL
LOW-level input voltage
0.5
-
+0.3VDD(IO)
V
VIH
HIGH-level input voltage
0.7VDD(IO)
-3.6
V
IOH
HIGH-level output current
VOH =0.9 V; VDD(IO) =1.1 V
1
-
mA
IOL
LOW-level output current
VOL =0.2 V; VDD(IO) =1.1 V
1
-
mA
VOL =0.5 V; VDD(IO) =3.6 V
2
3
-
mA
VOH
HIGH-level output voltage
IOH =
1mA; VDD(IO) = 1.1 V
0.8
-
V
ILIH
HIGH-level input leakage
current
VDD(IO) =3.6 V; VI =VDD(IO)
--
1
μA
ILIL
LOW-level input leakage
current
VDD(IO) =3.6 V; VI =VSS
--
1
μA
Ci
input capacitance
-
3.7
5
pF
Co
output capacitance
-
3.7
5
pF
Interrupt INT
IOL
LOW-level output current
VOL =0.4 V; VDD =1.1 V
3
-
mA
Select input A0; RESET
VIL
LOW-level input voltage
0.5
-
+0.3VDD
V
VIH
HIGH-level input voltage
0.7VDD
-3.6
V
ILI
input leakage current
VI =VDD or VSS
1-
+1
μA
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