UPD753012GC NEC, UPD753012GC Datasheet - Page 62
UPD753012GC
Manufacturer Part Number
UPD753012GC
Description
4-BIT SINGLE-CHIP MICROCONTROLLER
Manufacturer
NEC
- Current page: 62 of 80
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Serial transfer operation
2-wire and 3-wire serial I/O modes (SCK ··· internal clock output): (T
Notes 1.
2-wire and 3-wire serial I/O modes (SCK ··· external clock input): (T
Notes 1.
62
SCK cycle time
SCK high-, low-level widths
SI
SI
SCK
delay time
SCK cycle time
SCK high-, low-level widths
SI
SI
SCK
delay time
Note 1
Note 1
Note 1
Note 1
2.
2.
hold time (vs. SCK )
setup time (vs. SCK )
setup time (vs. SCK )
hold time (vs. SCK )
Parameter
Parameter
SO
SO
Replace the parameter with SB0 or SB1 in the 2-wire serial I/O mode.
R
Replace the parameter with SB0 or SB1 in the 2-wire serial I/O mode.
R
L
L
Note 1
Note 1
and C
and C
output
output
L
L
respectively indicate the load resistance and load capacitance of the SO output line.
respectively indicate the load resistance and load capacitance of the SO output line.
t
t
t
t
t
t
t
t
t
t
t
t
KCY1
KL1
KH1
SIK1
KSI1
KSO1
KCY2
KL2
KH2
SIK2
KSI2
KSO2
Symbol
Symbol
,
,
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
Conditions
Conditions
V
V
DD
DD
= 2.7 to 5.5 V
= 2.7 to 5.5 V
A
A
= –40 to +85 ˚C, V
PD753012, 753016, 753017
= –40 to +85 ˚C, V
t
t
KCY1
KCY1
MIN.
1300
3800
MIN.
3200
1600
150
500
400
600
800
400
100
150
400
600
/2–150
0
0
0
0
/2–50
TYP.
TYP.
DD
DD
MAX.
MAX.
1000
1000
= 2.2 to 5.5 V)
= 2.2 to 5.5 V)
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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