I2C Mode Timing Waveforms " />
參數(shù)資料
型號: MCP47DA1T-A1E/OT
廠商: Microchip Technology
文件頁數(shù): 53/54頁
文件大?。?/td> 0K
描述: IC DGTL POT 30K 1CH SOT-23-6
標(biāo)準(zhǔn)包裝: 1
接片: 65
電阻(歐姆): 30k
電路數(shù): 1
溫度系數(shù): 標(biāo)準(zhǔn)值 150 ppm/°C
存儲器類型: 易失
接口: I²C
電源電壓: 1.8 V ~ 5.5 V,2.7 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: SOT-23-6
供應(yīng)商設(shè)備封裝: SOT-23-6
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: MCP47DA1T-A1E/OTDKR
MCP47DA1
DS25118C-page 8
2012 Microchip Technology Inc.
1.1
I2C Mode Timing Waveforms and Requirements
FIGURE 1-1:
I2C Bus Start/Stop Bits Timing Waveforms.
FIGURE 1-2:
I2C Bus Data Timing.
TABLE 1-1:
I2C BUS START/STOP BITS REQUIREMENTS
91
93
SCL
SDA
START
Condition
STOP
Condition
90
92
I2C AC Characteristics
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
–40
C TA +125C (Extended)
Operating Voltage VDD range is described in Section 2.0 “Typical
Param.
No.
Symbol
Characteristic
Min
Max
Units
Conditions
FSCL
Standard Mode
0
100
kHz
Cb = 400 pF, 1.8V - 5.5V
Fast Mode
0
400
kHz
Cb = 400 pF, 2.7V - 5.5V
D102
Cb
Bus capacitive
loading
100 kHz mode
400
pF
400 kHz mode
400
pF
90
TSU:STA
START condition
100 kHz mode
4700
ns
Only relevant for repeated
START condition
Setup time
400 kHz mode
600
ns
91
THD:STA
START condition
100 kHz mode
4000
ns
After this period, the first
clock pulse is generated
Hold time
400 kHz mode
600
ns
92
TSU:STO
STOP condition
100 kHz mode
4000
ns
Setup time
400 kHz mode
600
ns
93
THD:STO
STOP condition
100 kHz mode
4000
ns
Hold time
400 kHz mode
600
ns
Note 1: Refer to specification D102 (Cb) for load conditions.
90
91
92
100
101
103
106
107
109
110
102
SCL
SDA
In
SDA
Out
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