CHAPTER 27 ELECTRICAL SPECIFICATIONS (TARGET VALUES)
Preliminary User’s Manual U16315EJ1V0UD
418
(2) Serial interface
(T
A
=
−−−−
40 to +85
°°°°
C, 2.7 V
≤≤≤≤
V
DD
= EV
DD
≤≤≤≤
5.5 V, 2.7 V
≤≤≤≤
AV
REF
≤≤≤≤
V
DD
, V
SS
= EV
SS
= AV
SS
= 0 V)
(a) UART mode (UART6, dedicated baud rate generator output)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Transfer rate
312.5
kbps
(b) UART mode (UART0, dedicated baud rate generator output)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Transfer rate
312.5
kbps
(c) 3-wire serial I/O mode (master mode, SCK10... internal clock output)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
4.0 V
≤
V
DD
≤
5.5 V
200
ns
3.3 V
≤
V
DD
< 4.0 V
240
ns
SCK10 cycle time
t
KCY1
2.7 V
≤
V
DD
< 3.3 V
400
ns
SCK10 high-/low-level width
t
KH1
,
t
KL1
t
KCY1
/2
−
10
ns
SI10 setup time (to SCK10
↑
)
t
SIK1
30
ns
SI10 hold time (from SCK10
↑
)
t
KSI1
30
ns
Delay time from SCK10
↓
to
SO10 output
t
KSO1
C = 100 pF
Note
30
ns
Note
C is the load capacitance of the SCK10 and SO10 output lines.
(d) 3-wire serial I/O mode (slave mode, SCK10... external clock input)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
SCK10 cycle time
t
KCY2
400
ns
SCK10 high-/low-level width
t
KH2
,
t
KL2
t
KCY2
/2
ns
SI10 setup time (to SCK10
↑
)
t
SIK2
80
ns
SI10 hold time (from SCK10
↑
)
t
KSI2
50
ns
Delay time from SCK10
↓
to
SO10 output
t
KSO2
C = 100 pF
Note
120
ns
Note
C is the load capacitance of the SO10 output line.