參數(shù)資料
型號: PCA9538D,118
廠商: NXP Semiconductors
文件頁數(shù): 7/34頁
文件大?。?/td> 0K
描述: IC I/O EXPANDER I2C 8B 16SOIC
產(chǎn)品培訓模塊: I²C Bus Fundamentals
特色產(chǎn)品: NXP - I2C Interface
標準包裝: 1
接口: I²C,SM 總線
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時鐘: 400kHz
電源電壓: 2.3 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.295",7.50mm 寬)
供應商設備封裝: 16-SO
包裝: 標準包裝
包括: POR
其它名稱: 568-1839-6
PCA9538
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 6 — 6 February 2013
15 of 34
NXP Semiconductors
PCA9538
8-bit I2C-bus and SMBus low power I/O port with interrupt and reset
[1]
VDD 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.
Interrupt INT
IOL
LOW-level output current
VOL =0.4 V
3
13
-
mA
Select inputs A0, A1, RESET
VIL
LOW-level input voltage
0.5
-
+0.8
V
VIH
HIGH-level input voltage
2.0
-
5.5
V
ILI
input leakage current
1-
+1
A
Table 10.
Static characteristics for all devices except PCA9538PW/Q900 …continued
VDD = 2.3 V to 5.5 V; VSS =0V; Tamb = 40 C to +85 C; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Table 11.
Static characteristics for PCA9538PW/Q900 AEC-Q100 compliant device
VDD =5.0 V 10 %; VSS =0V; Tamb = 40 C to +125 C; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Supplies
VDD
supply voltage
4.5
-
5.5
V
IDD
supply current
operating mode; VDD =5.5 V;
no load; fSCL = 100 kHz
-
104
175
A
IstbL
LOW-level standby current
Standby mode; VDD =5.5 V;
no load; VI =VSS;
fSCL = 0 kHz; I/O = inputs
-0.25
1
A
IstbH
HIGH-level standby current
Standby mode; VDD =5.5 V;
no load; VI =VDD;
fSCL = 0 kHz; I/O = inputs
-0.25
1
A
VPOR
power-on reset voltage
no load; VI =VDD or VSS
1.5
1.65
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
7
-
mA
IL
leakage current
VI =VDD =VSS
1-
+1
A
Ci
input capacitance
VI =VSS
-
5
10
pF
I/Os
VIL
LOW-level input voltage
0.5
-
+0.8
V
VIH
HIGH-level input voltage
2.0
-
5.5
V
IOL
LOW-level output current
VDD =4.5 V
VOL =0.5 V
[2] 817
-
mA
VOL =0.7 V
24
-
mA
VOH
HIGH-level output voltage
VDD =4.5 V
IOH = 8mA
[3] 4.1
-
V
IOH = 10 mA
[3] 4.0
-
V
ILI
input leakage current
VI =VDD =VSS
1-
+1
A
Ci
input capacitance
-
5
10
pF
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