參數(shù)資料
型號: MCP23S18T-E/SO
廠商: Microchip Technology
文件頁數(shù): 37/56頁
文件大?。?/td> 0K
描述: IC I/O EXPANDER SPI 16B 28SOIC
標準包裝: 1,600
接口: SPI
輸入/輸出數(shù): 16
中斷輸出:
頻率 - 時鐘: 10MHz
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
供應商設備封裝: 28-SOIC
包裝: 帶卷 (TR)
MCP23018/MCP23S18
DS22103A-page 42
2008 Microchip Technology Inc.
TABLE 2-5:
SPI INTERFACE AC CHARACTERISTICS
FIGURE 2-9:
TYPICAL PERFORMANCE CURVE FOR SPI TV SPECIFICATION (PARAM #12)
SPI Interface AC Characteristics
Operating Conditions (unless otherwise indicated):
1.8V
≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +125°C.
Param
No.
Characteristic
Sym
Min
Typ
Max
Units
Conditions
Clock Frequency
FCLK
10
MHz
1.8V – 5.5V
1CS Setup Time
TCSS
50
ns
2CS Hold Time
TCSH
50
ns
1.8V – 5.5V
3CS Disable Time
TCSD
50
ns
1.8V – 5.5V
4
Data Setup Time
TSU
10
ns
1.8V – 5.5V
5
Data Hold Time
THD
10
ns
1.8V – 5.5V
6
CLK Rise Time
TR
——
2
s
7
CLK Fall Time
TF
——
2
s
8
Clock High Time
THI
45
ns
1.8V – 5.5V
9
Clock Low Time
TLO
45
ns
1.8V – 5.5V
10
Clock Delay Time
TCLD
50
ns
11
Clock Enable Time
TCLE
50
ns
12
Output Valid from Clock
Low
TV
45
ns
1.8V – 5.5V
13
Output Hold Time
THO
0—
ns
14
Output Disable Time
TDIS
100
ns
Note 1:
This parameter is characterized, not 100% tested.
TV vs VDD
0
5
10
15
20
25
30
35
40
1.5
2
2.5
3
3.5
4
4.5
5
5.5
VDD (V)
T
V
(n
s
)
T = -40°C
T = +25°C
T = +125°C
T = +85°C
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