参数资料
型号: MC68HC05SB7
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封装: MO-150, SSOP-28
文件页数: 66/170页
文件大小: 2161K
代理商: MC68HC05SB7
GENERAL RELEASE SPECIFICATION
August 27, 1998
MOTOROLA
ELECTRICAL SPECIFICATIONS
MC68HC05SB7
18-8
REV 2.1
18.10 SM-BUS DC ELECTRICAL CHARACTERISTICS
NOTES:
1.
VDD=5V ± 10%, VSS = 0 V, TL≤ TA ≤ TH, unless otherwise noted.
2.
For SM-Bus specication: logic "LOW"=0.6V or less; logic "HIGH"=1.4V or above.
18.11 SM-BUS CONTROL TIMING
18.11.1SM-Bus Interface Input Signal Timing
NOTES:
1.
VDD=5V ± 10%, VSS = 0 V, TL≤ TA ≤ TH, unless otherwise noted.
18.11.2SM-Bus Interface Output Signal Timing
NOTES:
1.
VDD=5V ± 10%, VSS = 0 V, TL≤ TA ≤ TH, unless otherwise noted.
Characteristic
Symbol
Min
Max
Unit
LOW level input voltage
VIL
VSS
0.3 x VDD
V
HIGH level input voltage
VIH
0.7 x VDD
5.5
V
LOW level output voltage (open drain); at 2.86mA sink current
(RPULLUP=1.7k and CLOAD=400pF)
VOL
VSS
0.135
V
Parameter
Symbol
Min
Max
Unit
Start condition hold time
tHD.STA
2—
tCYC
Clock low period
tLOW
4.7
tCYC
SDA/SCL rise time
tR
—1
s
Data hold time
tHD.DAT
300
ns
SDA/SCL fall time
tF
300
ns
Clock high period
tHIGH
4—
tCYC
Data set up time
tSU.DAT
250
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
Unit
Start condition hold time
tHD.STA
8—
tCYC
Clock low period
tLOW
11
tCYC
SDA/SCL rise time
tR
—1
s
Data hold time
tHD.DAT
300
ns
SDA/SCL fall time
tF
300
ns
Clock high period
tHIGH
11
tCYC
Data set up time
tSU.DAT
tLOW–tCYC
—ns
Start condition set up time (for repeated start condition only)
tSU.STA
10
tCYC
Stop condition set up time
tSU.STO
10
tCYC
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