smc256bf Numonyx, smc256bf Datasheet - Page 22

• Manufacturer Part Number: smc256bf
• Description: 32-mbyte, 64-mbyte, 128-mbyte, 256-mbyte, 512-mbyte, 1-gbyte, 2-gbyte And 4-gbyte 3.3/5 V Supply Compactflash? Card
• Manufacturer: Numonyx

Electrical interface
4.4
22/90
Table 13.
Table 14.
1. x refers to the characteristics described in
Table 15.
Additional requirements for CompactFlash advanced timing
mode
When operating in a CompactFlash advanced timing mode, the following conditions must be
respected:
Type
Type
type 3 output drive characteristic.
X
1
2
3
1
2
3
Only one CompactFlash card must be connected to the CompactFlash bus
The load capacitance (cable included) for all signals must be lower than 40 pF
The cable length must be lower than 0.15 m (6 inches). The cable length is measured
from the card connector to the host controller. 0.46 m (18 inches) cables are not
supported.
Type
OPx
ONx
OTx
OZx
leakage current
Schmitt Trigger
Output voltage
Output voltage
Output voltage
Input voltage
Input voltage
Input voltage
Parameter
Parameter
Input characteristics
Output drive type
Output drive characteristics
Tri-state
CMOS
CMOS
CMOS
Symbol
Symbol
V
V
V
V
V
V
I
V
V
V
V
OZ
V
V
OH
OH
OH
OL
OL
OL
Tri-state N-P channel
TH
TL
IH
IH
IL
IL
(1)
N-channel only
P-channel only
Output type
Totempole
I
I
I
Conditions
I
I
I
OH
OH
OH
V
V
OL
OL
OL
Table
OL
OH
Min
2.4
1.5
= -4 mA V
= -4 mA V
= -4 mA V
= 4 mA
= 4 mA
= 4 mA
= Gnd
= V
15. For example, OT3 refers to totem pole output with a
V
CC
CC
Typ
1.8
1.0
= 3.3 V
CC
CC
CC
Min
–10
− 0.8 V
− 0.8 V
− 0.8 V
Max
0.6
0.6
Min
Typ
3.3
2.0
Valid conditions
V
CC
Gnd + 0.4 V
Gnd + 0.4 V
Gnd + 0.4 V
Typ
I
I
2.8
2.0
OH
OH
I
I
= 5.0 V
OH
OL
Max
10
& I
& I
only
only
OL
OL
Max
0.8
0.8
SMCxxxBF
Units
Units
µA
V
V
V
V
V
V