upd178p018 Renesas Electronics Corporation., upd178p018 Datasheet - Page 33

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

SCK1 cycle time
SCK1 high-/low-level width
SI1 setup time (to SCK1 )
SI1 hold time (from SCK1 )
SO1 output delay time (from SCK1
SCK1 cycle time
SCK1 high-/low-level width
SI1 setup time (to SCK1 )
SI1 hold time (from SCK1 )
SO1 output delay time (from SCK1 )
SCK1 rising or falling edge time
Note C is the load capacitance of the SO1 output line.
Note C is the load capacitance of the SO1 output line.
(b) Serial interface channel 1
(i) 3-wire serial I/O mode (SCK1 ... internal clock output)
(ii) 3-wire serial I/O mode (SCK1 ... external clock input)
Parameter
Parameter
Symbol
Symbol
t
R10
t
t
t
t
t
t
t
t
KCY10
t
KSO10
t
t
KH10
KCY9
t
KSO9
SIK10
KSI10
KH9
SIK9
KSI9
KL10
KL9
, t
,
F10
,
4.5 V
3.5 V
4.5 V
3.5 V
4.5 V
3.5 V
C = 100 pF
4.5 V
3.5 V
4.5 V
3.5 V
C = 100 pF
V
V
V
V
V
V
V
V
V
V
Test Conditions
Test Conditions
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
< 4.5 V
< 4.5 V
< 4.5 V
Note
< 4.5 V
< 4.5 V
Note
5.5 V
5.5 V
5.5 V
5.5 V
5.5 V
t
t
KCY9
KCY9
1 600
1 600
MIN.
MIN.
800
400
800
100
400
800
100
150
400
/2 – 100
/2 – 50
TYP.
TYP.
PD178P018A
MAX.
MAX.
1 000
300
300
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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