mb91307r Fujitsu Microelectronics, Inc., mb91307r Datasheet - Page 87

• Manufacturer Part Number: mb91307r
• Description: 32-bit Microcontroller Cmos Fr60 Mb91307 Series
• Manufacturer: Fujitsu Microelectronics, Inc.

*1 : R, C : Pull-up resistor and load capacitor of the SCL and SDA lines.
*2 : The maximum t
*3 : A Fast-mode I
*4 : For use at over 100 kHz, set the resource clock to at least 6 MHz.
(11) I
SCL clock frequency
SDA ↓ → SCL ↓
SCL clock “L” width
SCL clock “H” width
Repeat “start” condition setup time
SCL ↑ → SDA ↓
Data hold time
SCL ↓ → SDA ↓ ↑
Data setup time
SDA ↓ ↑ → SCL ↑
“Stop” condition setup time
SCL ↑ → SDA ↑
Bus free time between “stop” and
“start” conditions
(Repeat) “start” condition hold time
t
SUDAT
2
C Timing
SDA
SCL
≥ 250 ns must then be met.
Parameter
t
HDSTA
2
C-bus device can be used in a Standard-mode I
HDDAT
t
LOW
only has to be met if the device does not stretch the “L” width (t
t
HDDAT
(V
CCI
= 1.65 V to 1.95 V, V
Symbol
t
t
t
t
t
HDSTA
t
SUSTA
HDDAT
SUDAT
SUSTO
t
f
t
HIGH
LOW
BUS
SCL
t
HIGH
t
SUDAT
R = 1.0 kΩ,
C = 50 pF*
Condition
t
SUSTA
CC
1
= 3.0 V to 3.6 V, V
t
Standard mode
HDSTA
Min
250
4.0
4.7
4.0
4.7
4.0
4.7
0
0
2
C-bus system, but the requirement
3.45*
Max
100
⎯
⎯
⎯
⎯
⎯
⎯
⎯
SS
MB91307 Series
= AV
2
SS
High-speed mode*
t
= 0 V, T
SUSTO
Min
100
0.6
1.3
0.6
0.6
0.6
1.3
0
0
LOW
) of the SCL signal.
A
= 0 °C to +70 °C)
t
BUS
0.9*
Max
400
⎯
⎯
⎯
⎯
⎯
⎯
⎯
3
4
Unit
kHz
µs
µs
µs
µs
µs
ns
µs
µs
87