MC68HC705BD3 FREESCALE [Freescale Semiconductor, Inc], MC68HC705BD3 Datasheet - Page 96

• Manufacturer Part Number: MC68HC705BD3
• Description: High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

12
12.5
12-4
(V
(V
Note:
1. With 200pF loading on the SDA/SCL pins
START condition hold time
Clock low period
START condition hold time
Clock low period
Clock high period
Data set-up time
Data hold time
START condition set-up time
(for repeated START condition only)
STOP condition set-up time
Clock high period
SDA/SCL rise time (see note 1)
SDA/SCL fall time (see note 1)
Data set-up time
Data hold time
START condition set-up time
(for repeated START condition only)
STOP condition set-up time
SDA
DD
DD
SCL
M-Bus Timing
=5.0Vdc 10%, V
=5.0Vdc 10%, V
t
HD.STA
Table 12-4 M-Bus Interface Output Signal Timing
PARAMETER
PARAMETER
Table 12-3 M-Bus Interface Input Signal Timing
t
F
SS
SS
t
=0Vdc, temperature range=0 to 70 C)
=0Vdc, temperature range=0 to 70 C)
LOW
ELECTRICAL SPECIFICATIONS
Figure 12-1 M-Bus Timing
t
R
t
HIGH
t
SU.DAT
SYMBOL
SYMBOL
t
t
t
t
t
t
t
t
t
t
HD.DAT
SU.STO
HD.DAT
SU.STO
SU.DAT
SU.STA
SU.DAT
SU.STA
HD.STA
HD.STA
t
t
t
t
HIGH
HIGH
LOW
LOW
t
t
HD.DAT
t
R
F
t
MINIMUM
MINIMUM
LOW
250
4.7
11
11
10
10
2
4
0
2
2
8
–
–
1
– t
CYC
t
SU.STA
MAXIMUM
MAXIMUM
300
–
–
–
–
–
–
–
–
–
–
1
–
–
–
–
t
SU.STO
UNIT
UNIT
MC68HC05BD3
t
t
t
t
t
t
t
t
t
t
t
t
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
ns
ns
ns
s
TPG