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參數(shù)資料
型號: PCA9575PW2,118
廠商: NXP Semiconductors
文件頁數(shù): 17/38頁
文件大?。?/td> 0K
描述: IC I2C/SMBUS 16BIT GPIO 28TSSOP
產(chǎn)品培訓(xùn)模塊: I²C Bus Fundamentals
特色產(chǎn)品: NXP - I2C Interface
標(biāo)準(zhǔn)包裝: 1
接口: I²C,SM 總線
輸入/輸出數(shù): 16
中斷輸出:
頻率 - 時鐘: 400kHz
電源電壓: 1.1 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 28-TSSOP
包裝: 標(biāo)準(zhǔn)包裝
包括: POR
其它名稱: 568-6647-6
PCA9575_3
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 03 — 9 November 2009
24 of 38
NXP Semiconductors
PCA9575
16-bit I2C-bus and SMBus, level translating, low voltage GPIO
10. Application design-in information
11. Limiting values
Address pin connections shown are for the 28-pin version.
Device address congured as 0100 101Xb for this example.
P0_0, P0_2, P0_3 congured as outputs; P0_1, P0_4 to P0_7 and P1_0 to P1_7 congured as inputs.
Fig 17. Typical application
PCA9575
P0_0
P0_1
SCL
SDA
VDD
SCL
SDA
P0_2
P0_3
VDD
VSS
MASTER
CONTROLLER
VSS
VDD = 1.1 V
to 3.6 V
SUBSYSTEM 1
(e.g., temp. sensor)
INT
SUBSYSTEM 2
(e.g., counter)
RESET
controlled switch
(e.g., CBT device)
A
B
enable
INT
VDD(IO)0
INT
1.1 k
2 k
SUBSYSTEM 3
(e.g., alarm system)
ALARM
P0_4
P0_5
VDD(IO)0
A3
P0_6
P0_7
1.6 k
1.6 k
RESET
VDD(IO)0 = 3.6 V
002aad573
A2
P1_0
P1_1
P1_2
P1_3
P1_4
P1_5
P1_6
P1_7
VDD(IO)1
VDD(IO)1 = 3.6 V
A1
A0
SUBSYSTEM 4
(e.g., RF module)
CTRL
10 DIGIT
NUMERIC
KEYPAD
Table 20.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
Conditions
Min
Max
Unit
VDD
supply voltage
0.5
+4.0
V
VDD(IO)0
input/output supply voltage 0
VSS 0.5
VDD + 0.5
V
VDD(IO)1
input/output supply voltage 1
VSS 0.5
VDD + 0.5
V
II/O
input/output current
-
±5mA
II
input current
-
±20
mA
IDD
supply current
-
90
mA
ISS
ground supply current
-
90
mA
Ptot
total power dissipation
-
75
mW
Tstg
storage temperature
65
+150
°C
Tamb
ambient temperature
40
+85
°C
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