User's Manual

T
T
T
S
S
S
3
3
3
2
2
2
M
M
M
~
~
~
1
1
1
G
G
G
C
C
C
F
F
F
8
8
8
0
0
0
80X CompactFlash Card
Transcend Information Inc.
15
3.3.2.2 CompactFlash interface I/O at 3.3V
Parameter Symbol Min. Max. Unit Remark
Supply Voltage V
CC
3.135 3.465 V
High level output voltage V
OH
V
CC
-0.8 V
Low level output voltage V
OL
0.8 V
2.4 V Non-schmitt trigger
High level input voltage V
IH
1.67 V Schmitt trigger
1
0.6 V Non-schmitt trigger
Low level input voltage V
IL
1.07 V Schmitt trigger
1
Pull up resistance
2
R
PU
81.39 154.85 kOhm
Pull down resistance R
PD
42 172 kOhm
3.3.2.3 The I/O pins other than CompactFlash interface
Parameter Symbol Min. Max. Unit Remark
Supply Voltage V
CC
3.135 3.465 V
High level output voltage V
OH
2.4 V
Low level output voltage V
OL
0.4 V
2.0 V Non-schmitt trigger
High level input voltage V
IH
1.4 V Schmitt trigger
0.8 V Non-schmitt trigger
Low level input voltage V
IL
1.2 V Schmitt trigger
Pull up resistance R
PU
40 kOhm
Pull down resistance R
PD
40 kOhm
1. Include CE1,CE2 ,HREG ,HOE ,HIOE ,HWE ,HIOW pins.
2. Include CE1,CE2 ,HREG ,HOE , HIOE ,HWE ,HIOW ,CSEL ,PDIAG ,DASP pins.