MA009A Datasheet, PDF (13/19 Pages) Megawin Technology Co., Ltd – 24-bit I/O extender with interrupt function

AC Characteristics
(VCC-GND = 5.0V, Ta = 25° C; unless otherwise specified)
PARAMETER
Maximum clock pulse
frequency (SCLK)
SYM.
FMAX
CONDITIONS
50 % duty cycle
Pulse Width
TW SCLK
Command Setting Time
TCS C/DB to SCLK
Data Setting Time
TDS1 C/DB to SCLK (Write Mode)
TDS2 C/DB to SCLK (Read Mode)
Setup Time
TSU1 Sin to SCLK (Command)
TSU2 Sin to SCLK (Data)
Hold time
TH SCLK to Sin
Input/Output Switch Time
TSW Vdd = 2.4V
Output Valid Time
TV Vdd = 2.4V
Output Hold Time
THO Vdd = 2.4V
Software Reset Recovery Time TSREC Vdd = 2.4V
MIN.
-
100
60
30
30
20
20
10
-
-
20
90
TYP.
2.5
MAX.
5
-2
-
-2
-
-2
-
-2
-
-2
-
-2
-
-2
-
15
10
-
-
UNIT
MHz
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
System Timing
Command Write Setup Time Waveforms
COMMAND WRITE PERIOD
COMMAND
DATA
C/DB
SCLK
Sin
TCS
TW
TSU1
TH
Valid In
TDS1
TSU2
Valid In
MEGAWIN
MA009A Technical Summary
13