I2C COMPATIBLE INTERFACE TIMIN" />
參數(shù)資料
型號: ADUC841BSZ62-5
廠商: Analog Devices Inc
文件頁數(shù): 80/88頁
文件大?。?/td> 0K
描述: IC ADC/DAC 12BIT W/MCU 52-MQFP
產品培訓模塊: Process Control
標準包裝: 1
系列: MicroConverter® ADuC8xx
核心處理器: 8052
芯體尺寸: 8-位
速度: 20MHz
連通性: I²C,SPI,UART/USART
外圍設備: DMA,PSM,PWM,溫度傳感器,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 62KB(62K x 8)
程序存儲器類型: 閃存
RAM 容量: 2.25K x 8
電壓 - 電源 (Vcc/Vdd): 4.75 V ~ 5.25 V
數(shù)據(jù)轉換器: A/D 8x12b,D/A 2x12b
振蕩器型: 內部
工作溫度: -40°C ~ 85°C
封裝/外殼: 52-QFP
包裝: 托盤
產品目錄頁面: 738 (CN2011-ZH PDF)
配用: EVAL-ADUC841QSZ-ND - KIT DEV FOR ADUC841 QUICK START
ADuC841/ADuC842/ADuC843
Rev. 0 | Page 81 of 88
Parameter
I2C COMPATIBLE INTERFACE TIMING
Min
Max
Unit
tL
SCLOCK Low Pulse Width
1.3
s
tH
SCLOCK High Pulse Width
0.6
s
tSHD
Start Condition Hold Time
0.6
s
tDSU
Data Setup Time
100
s
tDHD
Data Hold Time
0.9
s
tRSU
Setup Time for Repeated Start
0.6
s
tPSU
Stop Condition Setup Time
0.6
s
tBUF
Bus Free Time between a Stop Conditionand a Start Condition
1.3
s
tR
Rise Time of Both SCLOCK and SDATA
300
ns
tF
Fall Time of Both SCLOCK and SDATA
300
ns
tSUP1
Pulse Width of Spike Suppressed
50
ns
1Input filtering on both the SCLOCK and SDATA inputs suppresses noise spikes less than 50 ns.
MSB
tBUF
SDATA (I/O)
SCLK (I)
STOP
CONDITION
START
CONDITION
REPEATED
START
LSB
ACK
MSB
1
2-7
8
9
1
S(R)
PS
tPSU
tDSU
tSHD
tDHD
tSUP
tDSU
tDHD
tH
tSUP
tL
tRSU
tR
tF
03260-0-091
Figure 90. I2C Compatible Interface Timing
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