I2C Mode Timing Wavef" />
參數(shù)資料
型號： MCP40D18T-503AE/LT
廠商： Microchip Technology
文件頁數(shù)： 43/43頁
文件大?。?/td> 0K
描述： IC POT 7BIT 50K I2C SC-70-6
標(biāo)準(zhǔn)包裝： 3,000
接片： 128
電阻（歐姆）： 50k
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
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： 6-TSSOP（5 引線），SC-88A，SOT-353
供應(yīng)商設(shè)備封裝： SC-70-5
包裝： 帶卷 (TR)
2009 Microchip Technology Inc.
DS22152B-page 9
MCP40D17/18/19
1.1
I2C Mode Timing Waveforms and Requirements
FIGURE 1-1:
I2C Bus Start/Stop Bits Timing Waveforms.
TABLE 1-1:
I2C BUS START/STOP BITS REQUIREMENTS
FIGURE 1-2:
I2C Bus Data Timing.
I2C AC Characteristics
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
–40
°C ≤ TA ≤ +125°C (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
91
93
SCL
SDA
START
Condition
STOP
Condition
90
92
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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