2 digital i/o – Rainbow Electronics MG260 User Manual
Page 61

MG260 Product Specification
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2.9.2 Digital I/O
2.9.2.1 General characteristics
Two types of digital I/O are available inside the MG260 module:
e CMOS 1.8 V,
e CMOS 2.8 V (comply with 3 Volts CMOS).
Operating conditions
* with VCC= 1.8 V or 2.8 V according to the type of CMOS voltage
**1.7 V for CMOS 1.8 V or 2.7 V for CMOS 2.8 V
2.9.2.2 General purpose input output
Type
Singal
Pin
I/O
Input
Output
Comment
GPIO0
44
I/O
CMOS 2V8
CMOS 2V8/3X
GPIO2
24
I/O
CMOS 2V8
CMOS 2V8/2X
GPIO4
73
I/O
CMOS 2V8
CMOS 2V8/2X
GPIO5
55
I/O
CMOS 2V8
CMOS 2V8/3X
GPO1
42
O
-
CMOS 2V8/3X/tri-state
GPO2
40
O
-
CMOS 2V8/3X/tri-state
GPO3
48
O
-
CMOS 2V8/3X/tri-state
Parameter
I/O type
Min
Max
Condition
VIL
CMOS
0.3 x VCC*
VIH
CMOS
0.7 x VCC*
VOL
1X
0.1 V
IOL = -1 mA
2X
0.1 V
IOL = -2 mA
3X
0.1 V
IOL = -3 mA
VOH
1X
1.7 V or 2.7 V**
IOH = 1 mA
2X
1.7 V or 2.7 V**
IOH = 2 mA
3X
1.7 V or 2.7 V**
IOH = 3 mA