UPD75P3116 NEC, UPD75P3116 Datasheet - Page 37

• Manufacturer Part Number: UPD75P3116
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

SERIAL TRANSFER OPERATION
2-Wire and 3-Wire Serial I/O Mode (SCK...Internal clock output): (T
Notes 1.
2-Wire and 3-Wire Serial I/O Mode (SCK...External clock input): (T
Notes 1.
SCK cycle time
SCK high-/low-level
width
SI
(to SCK )
SI
(from SCK )
SCK
delay time
SCK cycle time
SCK high-/low-level
width
SI
(to SCK )
SI
(from SCK )
SCK
delay time
Note 1
Note 1
Note 1
Note 1
Parameter
2.
Parameter
2.
hold time
hold time
setup time
setup time
SO
SO
In 2-wire serial I/O mode, read this parameter as SB0 or SB1 instead.
R
In 2-wire serial I/O mode, read this parameter as SB0 or SB1 instead.
R
Note 1
Note 1
L
L
and C
and C
output
output
L
L
are the load resistance and load capacitance of the SO output lines, respectively.
are the load resistance and load capacitance of the SO output lines, respectively.
Symbol
t
t
t
t
t
Symbol
t
t
t
t
t
KCY1
KL1
SIK1
KSI1
KSO1
KCY2
KL2
SIK2
KSI2
KSO2
, t
, t
KH2
KH1
V
V
V
V
R
C
V
V
V
V
R
C
DD
DD
DD
DD
DD
DD
DD
DD
L
L
L
L
= 1 k ,
= 100 pF
= 1 k ,
= 100 pF
= 2.7 to 5.5 V
= 2.7 to 5.5 V
= 2.7 to 5.5 V
= 2.7 to 5.5 V
= 2.7 to 5.5 V
= 2.7 to 5.5 V
= 2.7 to 5.5 V
= 2.7 to 5.5 V
Note 2
Note 2
Test conditions
Test conditions
V
V
DD
DD
= 2.7 to 5.5 V
= 2.7 to 5.5 V
A
A
= –40 to +85˚C, V
= –40 to +85˚C, V
t
t
KCY1
KCY1
1300
3800
3200
1600
MIN.
MIN.
150
500
400
600
800
400
100
150
400
600
/2–150
0
0
0
0
/2–50
DD
DD
TYP.
TYP.
PD75P3116
= 1.8 to 5.5 V)
= 1.8 to 5.5 V)
MAX.
MAX.
1000
1000
250
300
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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