参数资料
型号: PCA9670PW,112
厂商: NXP Semiconductors
文件页数: 11/35页
文件大小: 0K
描述: IC I/O EXPANDER I2C 8B 16TSSOP
产品培训模块: LED Controllers
I²C Bus Fundamentals
特色产品: NXP - I2C Interface
标准包装: 96
接口: I²C
输入/输出数: 8
中断输出:
频率 - 时钟: 1MHz
电源电压: 2.3 V ~ 5.5 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: 管件
包括: POR
产品目录页面: 826 (CN2011-ZH PDF)
其它名称: 568-4189-5
935282716112
PCA9670PW
PCA9670
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 3 — 30 May 2013
19 of 35
NXP Semiconductors
PCA9670
Remote 8-bit I/O expander for Fm+ I2C-bus with reset
13. Static characteristics
[1]
The power-on reset circuit resets the I2C-bus logic with VDD <VPOR and set all I/Os to logic 1 (with current source to VDD).
[2]
Each bit must be limited to a maximum of 25 mA and the total package limited to 200 mA due to internal busing limits.
Table 8.
Static characteristics
VDD = 2.3 V to 5.5 V; VSS =0V; Tamb = 40 Cto+85 C; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Supplies
VDD
supply voltage
2.3
-
5.5
V
IDD
supply current
Operating mode; no load;
VI =VDD or VSS; fSCL =1MHz;
AD0, AD1, AD2 = static H or L
-
266
500
A
Istb
standby current
Standby mode; no load;
VI =VDD or VSS; fSCL = 0 kHz
-2.5
10
A
VPOR
power-on reset voltage
[1] -1.8
2.0
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; VDD =2.3 V
20
-
mA
VOL =0.4 V; VDD =3.0 V
25
-
mA
VOL =0.4 V; VDD =4.5 V
30
-
mA
IL
leakage current
VI =VDD or VSS
1-
+1
A
Ci
input capacitance
VI =VSS
-
4
10
pF
I/Os; P0 to P7
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 =0.5 V; VDD =2.3 V
27
-
mA
VOL =0.5 V; VDD =3.0 V
35
-
mA
VOL =0.5 V; VDD =4.5 V
41
-
mA
IOL(tot)
total LOW-level output current
VOL =0.5 V; VDD =4.5 V
200
mA
IOH
HIGH-level output current
VOH =VSS
30
250
300
A
Itrt(pu)
transient boosted pull-up current VOH =VSS; see Figure 13
0.5
1.0
-
mA
Ci
input capacitance
3
10
pF
Co
output capacitance
3
10
pF
Input RESET
VIL
LOW-level input voltage
0.5
-
+0.8
V
VIH
HIGH-level input voltage
2
-
5.5
V
ILI
input leakage current
1-
+1
A
Ci
input capacitance
-
3
5
pF
Inputs AD0, AD1, AD2
VIL
LOW-level input voltage
0.5
-
+0.3VDD
V
VIH
HIGH-level input voltage
0.7VDD
-5.5
V
ILI
input leakage current
1-
+1
A
Ci
input capacitance
-
3
5
pF
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