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參數(shù)資料
型號: MCP23S18T-E/MJ
廠商: Microchip Technology
文件頁數(shù): 33/56頁
文件大?。?/td> 0K
描述: IC I/O EXPANDER SPI 16B 24QFN
標(biāo)準(zhǔn)包裝: 3,300
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: 24-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 24-QFN(4x4)
包裝: 帶卷 (TR)
2008 Microchip Technology Inc.
DS22103A-page 39
MCP23018/MCP23S18
TABLE 2-4:
I2C BUS DATA REQUIREMENTS (SLAVE MODE)
I2C AC Characteristics
Operating Conditions (unless otherwise indicated):
1.8V
≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +125°C
RPU (SCL, SDA) = 1 k
Ω, CL (SCL, SDA) = 135 pF.
Param
No.
Characteristic
Sym
Min
Typ
Max
Units
Conditions
100
Clock High Time:
THIGH
100 kHz mode
4.0
s
1.8V – 5.5V
400 kHz mode
0.6
s
1.8V – 5.5V
3.4 MHz mode
0.06
s
2.7V – 5.5V
101
Clock Low Time:
TLOW
100 kHz mode
4.7
s
1.8V – 5.5V
400 kHz mode
1.3
s
1.8V – 5.5V
3.4 MHz mode
0.16
s
2.7V – 5.5V
102
SDA and SCL Rise Time:
TR
100 kHz mode
1000
ns
1.8V – 5.5V
400 kHz mode
20 + 0.1 CB(2)
300
ns
1.8V – 5.5V
3.4 MHz mode
10
80
ns
2.7V – 5.5V
103
SDA and SCL Fall Time:
TF
100 kHz mode
300
ns
1.8V – 5.5V
400 kHz mode
20 + 0.1 CB(2)
300
ns
1.8V – 5.5V
3.4 MHz mode
10
80
ns
2.7V – 5.5V
90
START Condition Setup Time:
TSU:STA
100 kHz mode
4.7
s
1.8V – 5.5V
400 kHz mode
0.6
s
1.8V – 5.5V
3.4 MHz mode
0.16
s
2.7V – 5.5V
91
START Condition Hold Time:
THD:STA
100 kHz mode
4.0
s
1.8V – 5.5V
400 kHz mode
0.6
s
1.8V – 5.5V
3.4 MHz mode
0.16
s
2.7V – 5.5V
106
Data Input Hold Time:
THD:DAT
100 kHz mode
0
3.45
s
1.8V – 5.5V
400 kHz mode
0
0.9
s
1.8V – 5.5V
3.4 MHz mode
0
0.07
s
2.7V – 5.5V
107
Data Input Setup Time:
TSU:DAT
100 kHz mode
250
ns
1.8V – 5.5V
400 kHz mode
100
ns
1.8V – 5.5V
3.4 MHz mode
0.01
s
2.7V – 5.5V
92
STOP Condition Setup Time:
TSU:STO
100 kHz mode
4.0
s
1.8V – 5.5V
400 kHz mode
0.6
s
2.7V – 5.5V
3.4 MHz mode
0.16
s
4.5V – 5.5V
Note 1:
This parameter is characterized, not 100% tested.
2:
CB is specified from 10 to 400 (pF).
3:
This parameter is not applicable in high-speed mode (3.4 MHz).
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