Altera USB Blaster - Manual (Page 8)

Table 2-4: DC Operating Conditions for USB-Blaster Rev. A and B
Symbol Parameter Conditions Min Max Unit
V
IH
High-level input
voltage
— V
CC(TRGT)
– 0.2 — V
V
IL
Low-level input
voltage
— — 0.15 V
V
OH
5.0-V high-level
output voltage
V
CC(TRGT)
= 4.5 V, I
OH
= 1 mA 4.4 — V
3.3-V high-level
output voltage
V
CC(TRGT)
= 3.0 V, I
OH
= 1 mA 2.9 — V
2.5-V high-level
output voltage
V
CC(TRGT)
= 2.375 V, I
OH
= 1
mA
2.275 — V
1.8-V high-level
output voltage
V
CC(TRGT)
= 1.71 V, I
OH
= 1 mA 1.61 — V
1.5-V high-level
output voltage
V
CC(TRGT)
= 1.43 V, I
OH
= 1 mA 1.33 — V
V
OL
5.0-V low-level
output voltage
V
CC(TRGT)
= 5.5 V, I
OL
= 1 mA — 0.125 V
3.3-V low-level
output voltage
V
CC(TRGT)
= 3.6 V, I
OL
= 1 mA — 0.125 V
2.5-V low-level
output voltage
V
CC(TRGT)
= 2.625 V, I
OL
= 1
mA
— 0.125 V
1.8-V low-level
output voltage
V
CC(TRGT)
= 1.89 V, I
OL
= 1 mA — 0.125 V
1.5-V low-level
output voltage
V
CC(TRGT)
= 1.57 V, I
OL
= 1 mA — 0.125 V
I
CC(TRGT)
Operating
current (No
Load)
Typical I
CC(TRGT)
= 16 uA — 100 uA
Table 2-5: DC Operating Conditions for USB-Blaster Rev. C
Symbol Parameter Conditions Min Max Unit
V
IH
High-level input
voltage
V
CC(TRGT)
>= 2.0 V 2.0 — V
V
CC(TRGT)
< 2.0 V V
CC(TRGT)
— V
V
IL
Low-level input
voltage
V
CC(TRGT)
>= 2.0 V — 0.8 V
V
CC(TRGT)
< 2.0 V — 0 V
2-4 Operating Conditions
UG-USB81204
2015.05.04
Altera Corporation Specifications for USB-Blaster Download Cable
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