參數(shù)資料
型號(hào): MC68HC705BD7B
廠商: MOTOROLA INC
元件分類(lèi): 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDIP42
封裝: SDIP-42
文件頁(yè)數(shù): 76/85頁(yè)
文件大?。?/td> 302K
代理商: MC68HC705BD7B
MOTOROLA
SECTION 13: ELECTRICAL SPECIFICATIONS
Page 68
GENERAL RELEASE SPECIFICATION
MC68HC05BD7 Rev. 2.0
PRELIMINARY
13.5
DDC12AB TIMING
(VDD = 5.0 Vdc ±10%, VSS = 0Vdc, TA = 0C to +70C, unless otherwise noted
13.5.1
DDC12AB Interface Input Signal Timing
13.5.2
DDC12AB Interface Output Signal Timing
NOTE:
1. With 200 pF loading on the SDA/SCL pins
Parameter
Symbol
Min
Max
Units
START condition hold time
tHD.STA
2—
tCYC
Clock low period
tLOW
4—
tCYC
Clock high period
tHIGH
4—
tCYC
Data set up time
tSU.DAT
250
ns
Data hold time
tHD.DAT
0—
ns
START condition set up time (for repeated START condition only)
tSU.STA
2—
tCYC
STOP condition set up time
tSU.STO
2—
tCYC
Parameter
Symbol
Min
Max
Units
SDA / SCL rise time (see NOTE 1)
tR
1.0
s
SDA / SCL fall time (see NOTE 1)
tF
300
ns
Data set up time
tSU.DAT
tLOW
—ns
Data hold time
tHD.DAT
0—
ns
tHD.STA
tLOW
tHIGH
tSU.DAT
tHD.DAT
tSU.STO
SDA
SCL
tSU.STA
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