SanDisk SDCFH-004G Product Manual - Page 27

Table 3-6, Input Characteristics, Table 3-7, Output Drive Type, Table 3-8, Output Drive

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SanDisk CompactFlash Card OEM Product Manual Interface Description Table 3-6 defines the input characteristics of the parameters in Table 3-5. Table 3-6 Input Characteristics Type 1 2 3 Parameter Input Voltage CMOS Input Voltage CMOS Input Voltage CMOS Schmitt Trigger Symbol Vih Vil Vih Vil Vth Vtl Min. Typ. Max. Min. Typ. Max. VCC = 3.3V VCC = 5.0V Unit 2.4 4.0 V 0.6 0.8 1.5 2.0 V 0.6 0.8 1.8 2.8 V 1.0 2.0 3.3.2 Output Drive Type and Characteristics In Table 3-7 "x" refers to the characteristics described in Table 3-8. For example-"OT3" refers to Totempole output with a Type 3 output drive characteristic. Table 3-7 Output Drive Type Type OTx OZx OPx ONx Output Type Totempole Tri-state N-P Channel P-Channel Only N-Channel Only Valid Conditions loh & lol loh & lol loh only loh Only Table 3-8 Output Drive Characteristics Type Parameter Symbol Conditions Min. Typ. Max. Unit 1 Output Voltage Voh loh= -4 mA VCC V -0.8V Vol lol= 4 mA Gnd +0.4V 2 Output Voltage Voh loh= -8 mA VCC V -0.8V Vol lol= 8 mA Gnd +0.4V 3 Output Voltage Voh loh= -8 mA VCC V Vol lol= 8 mA -0.8V Gnd +0.4V X Tri-State Leakage Current loz Vol = Gnd -10 Voh = VCC 10 uA © 2007 SanDisk Corporation 3-9 Rev. 12.0, 02/07

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SanDisk CompactFlash Card OEM Product Manual
Interface Description
Table 3-6 defines the input characteristics of the parameters in Table 3-5.
Table 3-6
Input Characteristics
Min.
Typ.
Max.
Min.
Typ.
Max.
Type
Parameter
Symbol
VCC = 3.3V
VCC = 5.0V
Unit
1
Input Voltage
Vih
2.4
4.0
V
CMOS
Vil
0.6
0.8
2
Input Voltage
Vih
1.5
2.0
V
CMOS
Vil
0.6
0.8
3
Input Voltage
Vth
1.8
2.8
V
CMOS
Vtl
1.0
2.0
Schmitt Trigger
3.3.2
Output Drive Type and Characteristics
In Table 3-7 "x" refers to the characteristics described in Table 3-8. For example–"OT3" refers
to Totempole output with a Type 3 output drive characteristic.
Table 3-7
Output Drive Type
Type
Output Type
Valid Conditions
OTx
Totempole
loh & lol
OZx
Tri-state N-P Channel
loh & lol
OPx
P-Channel Only
loh only
ONx
N-Channel Only
loh Only
Table 3-8
Output Drive Characteristics
Type
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
1
Output Voltage
Voh
loh= -4 mA
V
CC
V
-0.8V
Vol
lol= 4 mA
Gnd
+0.4V
2
Output Voltage
Voh
loh= -8 mA
V
CC
V
-0.8V
Vol
lol= 8 mA
Gnd
+0.4V
3
Output Voltage
Voh
loh= -8 mA
V
CC
V
Vol
lol= 8 mA
-0.8V
Gnd
+0.4V
X
Tri-State
Leakage Current
loz
Vol = Gnd
Voh = V
CC
-10
10
uA
© 2007 SanDisk Corporation
3-9
Rev. 12.0, 02/07