T
T
T
S
S
S
2
2
2
G
G
G
~
~
~
1
1
1
6
6
6
G
G
G
C
C
C
F
F
F
3
3
3
0
0
0
0
0
0
300X CompactFlash Card
Transcend Information Inc.
V1.1
12
Electrical Specification
The following tables indicate all D.C. Characteristics for the CompactFlash Storage Card. Unless
otherwise stated, conditions are:
Vcc = 5V ±10%
Vcc = 3.3V ± 5%
Absolute Maximum Conditions
DC Characteristics
CompactFlash Interface I/O at 5.0V
Parameter
Symbol
Min.
Max.
Unit
Remark
Supply Voltage
V
CC
4.5
5.5
V
High level output voltage
V
OH
V
CC
─
─
─
─
0.8
V
Low level output voltage
V
OL
0.8
V
4.0
V
Non-schmitt trigger
High level input voltage
V
IH
2.92
V
Schmitt trigger
1
0.8
V
Non-schmitt trigger
Low level input voltage
V
IL
1.70
V
Schmitt trigger
1
Pull up resistance
2
R
PU
50
73
KOhm
Pull down resistance
R
PD
50
97
KOhm
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
2.05
V
Schmitt trigger
1
0.6
V
Non-schmitt trigger
Low level input voltage
V
IL
1.25
V
Schmitt trigger
1
Pull up resistance
2
R
PU
52.7
141
KOhm
Pull down resistance
R
PD
47.5
172
KOhm
1. Include CE1, CE2, HREG, HOE, HIOE, HWE, HIOW pins
2. Include CE1, CE2, HREG, HOE, HIOE, HWE, HIOW, CSEL (P35), PDIAG, DASP pins