參數(shù)資料
型號: MCP23S08
廠商: Microchip Technology Inc.
英文描述: 8-Bit I/O Expander with Serial Interface
中文描述: 8位的I / O串行接口擴展
文件頁數(shù): 28/40頁
文件大?。?/td> 498K
代理商: MCP23S08
MCP23008/MCP23S08
DS21919B-page 28
2005 Microchip Technology Inc.
FIGURE 2-7:
GPIO AND INT TIMING
9
Clock Low Time
T
LO
90
45
45
50
50
0
90
45
45
100
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1.8V – 5.5V (I-Temp)
2.7V – 5.5V (I-Temp)
4.5V – 5.5V (E-Temp)
10
11
12
Clock Delay Time
Clock Enable Time
Output Valid from Clock Low
T
CLD
T
CLE
T
V
1.8V – 5.5V (I-Temp)
2.7V – 5.5V (I-Temp)
4.5V – 5.5V (E-Temp)
13
14
Output Hold Time
Output Disable Time
This parameter is characterized, not 100% tested.
T
V
= 90 ns (max) when address pointer rolls over from address 0x0A to 0x00.
T
HO
T
DIS
TABLE 2-3:
SPI INTERFACE AC CHARACTERISTICS (CONTINUED)
SPI Interface AC Characteristics
Operating Conditions (unless otherwise indicated):
1.8V
V
DD
5.5V at -40
°
C
T
A
+85
°
C (I-Temp)
4.5V
V
DD
5.5V at -40
°
C
T
A
+125
°
C (E-Temp)
(Note 1)
Param
No.
Characteristic
Sym
Min
Typ
Max
Units
Conditions
Note 1:
2:
50
SCL/SCK
SDA/SI
In
GPn
Pin
D0
D1
LSb of data byte zero
during a write or read
command, depending
on parameter.
INT
Pin
INT pin active
51
Output
GPn
Input
Pin
inactive
53
52
Register
Loaded
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參數(shù)描述
MCP23S08-E/ML 功能描述:接口-I/O擴展器 8bit Input/Output Exp SPI interface RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MCP23S08-E/P 功能描述:接口-I/O擴展器 In/Out SPI int RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MCP23S08-E/P 制造商:Microchip Technology Inc 功能描述:I/O Expander IC
MCP23S08-E/SO 功能描述:接口-I/O擴展器 In/Out I2C int RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MCP23S08-E/SO 制造商:Microchip Technology Inc 功能描述:I/O Expander IC