upd178p018 Renesas Electronics Corporation., upd178p018 Datasheet - Page 32

• Manufacturer Part Number: upd178p018
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

32
SCL cycle time
SCL high-level width
SCL low-level width
SDA0, SDA1 setup time (to SCL )
SDA0, SDA1 hold time
(from SCL )
SDA0, SDA1 output delay time
(from SCL )
SDA0, SDA1 from SCL or
SDA0, SDA1 from SCL
SCL from SDA0, SDA1
SDA0, SDA1 high-level width
SCL cycle time
SCL high-/low-level width
SDA0, SDA1 setup time (to SCL )
SDA0, SDA1 hold time
(from SCL )
SDA0, SDA1 output delay time
from SCL
SDA0, SDA1 from SCL or
SDA0, SDA1 from SCL
SCL from SDA0, SDA1
SDA0, SDA1 high-level width
SCL rising or falling edge time
Note R and C are the load resistance and load capacitance of the SCL, SDA0, and SDA1 output lines.
Note R and C are the load resistance and load capacitance of the SDA0 and SDA1 output lines.
(vii) I
(viii) I
Parameter
Parameter
2
C bus mode (SCL ... internal clock output)
2
C bus mode (SCL ... external clock input)
Symbol
Symbol
t
KH8,
t
R8
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
KSO7
KSO8
KCY7
KCY8
SIK7
KSI7
SIK8
KSI8
KH7
KSB
SBK
SBH
KSB
SBK
SBH
KL7
, t
t
KL8
F8
R = 1 k
C = 100 pF
R = 1 k
C = 100 pF
Test Conditions
Test Conditions
Note
Note
4.5 V
3.5 V
4.5 V
3.5 V
V
V
V
V
DD
DD
DD
DD
< 4.5 V
< 4.5 V
5.5 V
5.5 V
t
t
KCY7
KCY7
1 000
MIN.
MIN.
200
200
400
500
400
200
200
400
500
10
0
0
0
0
0
0
– 160
– 50
TYP.
TYP.
MAX.
MAX.
1 000
300
500
300
500
PD178P018A
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s