146
EPSON
S1C63666 TECHNICAL MANUAL
CHAPTER 7: ELECTRICAL CHARACTERISTICS
7.6 Serial Interface AC Characteristics
Clock synchronous master mode
• During 32 kHz operation
Item
Transmitting data output delay time
Receiving data input set-up time
Receiving data input hold time
Symbol
t
smd
t
sms
t
smh
Unit
µ
s
µ
s
µ
s
Max.
5
Typ.
Min.
10
5
Condition:
V
DD
=3.0V, V
SS
=0V, Ta=25
°
C, V
IH1
=0.8V
DD
, V
IL1
=0.2V
DD
, V
OH
=0.8V
DD
, V
OL
=0.2V
DD
• During 4 MHz operation
Item
Transmitting data output delay time
Receiving data input set-up time
Receiving data input hold time
Symbol
t
smd
t
sms
t
smh
Unit
ns
ns
ns
Max.
200
Typ.
Min.
400
200
Note that the maximum clock frequency is limited to 1 MHz.
Condition:
V
DD
=3.0V, V
SS
=0V, Ta=25
°
C, V
IH1
=0.8V
DD
, V
IL1
=0.2V
DD
, V
OH
=0.8V
DD
, V
OL
=0.2V
DD
Clock synchronous slave mode
• During 32 kHz operation
Item
Transmitting data output delay time
Receiving data input set-up time
Receiving data input hold time
Symbol
t
ssd
t
sss
t
ssh
Unit
µ
s
µ
s
µ
s
Max.
10
Typ.
Min.
10
5
Condition:
V
DD
=3.0V, V
SS
=0V, Ta=25
°
C, V
IH1
=0.8V
DD
, V
IL1
=0.2V
DD
, V
OH
=0.8V
DD
, V
OL
=0.2V
DD
• During 4 MHz operation
Item
Transmitting data output delay time
Receiving data input set-up time
Receiving data input hold time
Symbol
t
ssd
t
sss
t
ssh
Unit
ns
ns
ns
Max.
500
Typ.
Min.
400
200
Note that the maximum clock frequency is limited to 1 MHz.
Condition:
V
DD
=3.0V, V
SS
=0V, Ta=25
°
C, V
IH1
=0.8V
DD
, V
IL1
=0.2V
DD
, V
OH
=0.8V
DD
, V
OL
=0.2V
DD
<Master mode>
SCLK OUT
SOUT
SIN
V
OH
V
OL
t
sms
t
smh
t
smd
V
OH
V
IH1
V
IL1
V
OL
<Slave mode>
SCLK IN
SOUT
SIN
V
IH1
V
OH
V
OL
t
sss
t
ssh
t
ssd
V
IH1
V
IL1
V
IL1