MC68HC705T16 MOTOROLA [Motorola, Inc], MC68HC705T16 Datasheet - Page 120

• Manufacturer Part Number: MC68HC705T16
• Description: High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit
• Manufacturer: MOTOROLA [Motorola, Inc]

14
14.6
MOTOROLA
14-4
(V
START condition hold time
START condition setup time
SCL clock low period
SCL clock high period
SDA data setup time
SDA data hold time
STOP condition setup time
(V
START condition hold time
START condition setup time
SCL clock low period
SCL clock high period
SDA/SCL rise time (see note 1)
SDA/SCL fall time (see note 1)
SDA data setup time
SDA data hold time
STOP condition setup time
Note:
1. With 200pF loading on the SDA/SCL pins
SDA
DD
DD
SCL
(for repeated START condition only)
(for repeated START condition only)
M-Bus Interface Timing
=5.0Vdc 10%, V
=5.0Vdc 10%, V
CHARACTERISTICS
t
HD.STA
PARAMETERS
Table 14-5 M-Bus Interface Output Signal Timing
Table 14-4 M-Bus Interface Input Signal Timing
t
F
SS
SS
t
Figure 14-1 M-Bus Timing Diagram
=0Vdc, temperature range=0 to 70 C)
=0Vdc, temperature range=0 to 70 C)
LOW
ELECTRICAL SPECIFICATIONS
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
HD.STA
SU.STA
SU.DAT
HD.STA
SU.STA
SU.DAT
t
t
t
t
HIGH
HIGH
LOW
LOW
t
t
HD.DAT
t
R
F
t
MINIMUM
MINIMUM
LOW
250
170
4.7
4.0
10
11
11
10
-2t
2
2
0
2
8
–
–
CYC
t
SU.STA
MAXIMUM
MAXIMUM
300
–
–
–
–
–
–
–
–
–
–
–
1
–
–
–
t
SU.STO
UNIT
UNIT
t
t
t
t
t
t
t
t
t
t
MC68HC05T16
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
CYC
ns
ns
s
s
s
s
TPG