参数资料
型号: PCA9501PW,118
厂商: NXP Semiconductors
文件页数: 7/28页
文件大小: 0K
描述: IC I/O EXPANDER I2C 8B 20TSSOP
标准包装: 2,500
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: 2.5 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 带卷 (TR)
包括: EEPROM
配用: 568-4002-ND - DEMO BOARD I2C
其它名称: 935271535118
PCA9501PW-T
PCA9501PW-T-ND
PCA9501_4
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 04 — 10 February 2009
15 of 28
NXP Semiconductors
PCA9501
8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM
11. Static characteristics
[1]
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.
Table 5.
Static characteristics
VDD = 3.3 V; Tamb = 40 °Cto+85 °C; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Supply
VDD
supply voltage
2.5
3.3
3.6
V
IDDQ
standby current
A0 to A5; WC = HIGH
-
60
A
IDD1
supply current read
-
1
mA
IDD2
supply current write
-
2
mA
VPOR
power-on reset voltage
-
2.4
V
Input SCL; input/output SDA
VIL
LOW-level input voltage
0.5
-
+0.3VDD V
VIH
HIGH-level input voltage
0.7VDD
-
5.5
V
IOL
LOW-level output current
VOL = 0.4 V
3
-
mA
ILI
input leakage current
VI =VDD or VSS
1-
+1
A
Ci
input capacitance
VI =VSS
--7
pF
I/O expander port
VIL
LOW-level input voltage
0.5
-
+0.3VDD V
VIH
HIGH-level input voltage
0.7VDD
-
5.5
V
IIHL(max)
input current through protection diodes
400
-
+400
A
IOL
LOW-level output current
VOL =1V
25
-
mA
IOH
HIGH-level output current
VOH =VSS
30
100
300
A
IOHt
transient pull-up current
-
2
-
mA
Ci
input capacitance
-
10
pF
Co
output capacitance
-
10
pF
Address inputs A0 to A5; WC input
VIL
LOW-level input voltage
0.5
-
+0.3VDD V
VIH
HIGH-level input voltage
0.7VDD
-
5.5
V
ILI
input leakage current
VI =VDD
1-
+1
A
pull-up; VI =VSS
10
25
100
A
Interrupt output INT
IOL
LOW-level output current
VOL = 0.4 V
1.6
-
mA
IL
leakage current
VI =VDD or VSS
1-
+1
A
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