I2C Mode Timing Wavefo" />
參數(shù)資料
型號: KSZ8051MLLI TR
廠商: Micrel Inc
文件頁數(shù): 51/51頁
文件大小: 0K
描述: TXRX PHY 10/T100 3.3V MII 48LQFP
特色產(chǎn)品: KSZ8051/8031/8021 Series
標(biāo)準(zhǔn)包裝: 1
類型: PHY 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: MII
電源電壓: 1.8V,2.5V,3.3V
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應(yīng)商設(shè)備封裝: 48-LQFP(7x7)
包裝: 標(biāo)準(zhǔn)包裝
配用: 576-3864-ND - BOARD EVALUATION FOR KSZ8051MLL
其它名稱: 576-3888-6
2009 Microchip Technology Inc.
DS22147A-page 9
MCP4017/18/19
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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