SD42C4404 Datasheet, PDF (12/19 Pages) AUK corp – 4Bit Single Chip Microcontroller

SD42C/P4404
AC Electrical Characteristics
(TA = -40 to +85 , VDD = 2.7 to 6.0V)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
Cycle Time
tCY
VDD =
0.95
Main system
4.5 to 6.0V
clock
VDD =
3.8
2.7 to 3.3V
TI0 Input Frequency
fTI
VDD = 4.5 to 6.0V
0
VDD = 2.7 to 3.3V
0
TI0 Input High, Low
tTIH
Level Width
tTIL
VDD = 4.5 to 6.0V
VDD = 2.7 to 3.3V
0.48
1.8
Interrupt Input High,
INT0
(1)
Low Level Width
tINTH
INT1
10
SCK Cycle Time
tINTL
tKCY
KS0 to 7
VDD = 4.5 to 6.0V
Input
Output
10
800
1600
VDD = 2.7 to 3.3V
Input
Output
3200
3800
SCK High, Low
Level Width
Input
400
tKH
VDD = 4.5 to 6.0V
Output
tKCY/2~50
Input
1600
tKL
VDD = 2.7 to 3.3V
Output
tKCY/2~150
SI Set up Time to
tSIK
Input
100
SCK High
Output
150
SI Hold Time to
tKSI
Input
400
SCK High
Output
400
SCK to S0 Output
tKSO
VDD = 4.5 to 6.0V
Input
-
Delay Time
Output
-
VDD = 2.7 to 3.3V
Input
-
Output
-
RESETB Low Level
tRSL
10
(1) 2tcy or 128/fX, depending on the setting of the interrupt mode register.
TYP.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MAX.
64
64
1
275
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
300
250
1000
1000
-
UNIT
uS
uS
MHz
KHz
uS
uS
uS
uS
uS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
uS
KSI-W031-000
12