ma009a Megawin Technology, ma009a Datasheet - Page 13

• Manufacturer Part Number: ma009a
• Description: 24-bit I/o Extender With Interrupt Function
• Manufacturer: Megawin Technology

AC Characteristics
(VCC-GND = 5.0V, Ta = 25° C; unless otherwise specified)
System Timing
Command Write Setup Time Waveforms
MEGAWIN
Maximum clock pulse
frequency (SCLK)
Pulse Width
Command Setting Time
Data Setting Time
Setup Time
Hold time
Input/Output Switch Time
Output Valid Time
Output Hold Time
Software Reset Recovery Time
C/DB
SCLK
Sin
PARAMETER
Valid In
T
SU1
T
T
CS
T
W
H
T
SYM.
F
COMMAND
T
T
T
T
T
T
T
SREC
T
T
T
MAX
DS1
DS2
SU1
SU2
MA009A Technical Summary
SW
HO
CS
W
H
V
50 % duty cycle
SCLK
C/DB to SCLK
C/DB to SCLK (Write Mode)
C/DB to SCLK (Read Mode)
Sin to SCLK (Command)
Sin to SCLK (Data)
SCLK to Sin
Vdd = 2.4V
Vdd = 2.4V
Vdd = 2.4V
Vdd = 2.4V
COMMAND WRITE PERIOD
CONDITIONS
Valid In
T
SU2
T
DS1
MIN.
100
60
30
30
20
20
10
20
90
DATA
-
-
-
TYP.
2.5
-2
-2
-2
-2
-2
-2
-2
MAX.
15
10
5
-
-
-
-
-
-
-
-
-
13
UNIT
MHz
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS