Xilinx Platform Cable USB II, Руководство пользователя

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Platform Cable USB II
DS593 (v1.2.1) March 17, 2011 www.xilinx.com
32
I
OUT
DC Output Current (TCK_CCLK_SCK,
TMS_PROG_SS, TDI_DIN_MOSI, and INIT) ±
24 mA
Notes:
1. Exposure to absolute rating conditions for extended periods of time can affect product reliability. The values listed in this table are stress
ratings only. Functional operation of the product at these or any other conditions beyond those listed under
Table 8 : Recommended DC
Operating Conditions is not implied or recommended.
Table 8: Recommended DC Operating Conditions
Symbol Description Conditions Min Max Units
V
BUS
USB Port Supply Voltage 4.00 5.25 V
V
REF
Target Reference Voltage 1.5 5.00 V
T
A
Ambient Operating Temperature 0 70
o
C
T
STG
Storage Temperature –40 +85
o
C
Table 9: DC Electrical Characteristics
Symbol Description Conditions Min Max Units
I
REF
Target Supply Current
V
REF
= 3.3V 15
mA
V
REF
= 2.5V 3
V
REF
= 1.8V 1
V
REF
= 1.5V 1
V
OH
High-Level Output Voltage
V
REF
= 3.3V; I
OH
= –8 mA 2.25
V
V
REF
= 2.5V; I
OH
= –8 mA 2.15
V
REF
= 1.8V; I
OH
= –8 mA 1.55
V
REF
= 1.5V; I
OH
= –8 mA 1.30
V
OL
Low-Level Output Voltage
V
REF
= 3.3V; I
OH
= 16 mA 0.40
V V
REF
= 2.5V; I
OH
= 8 mA 0.30
V
REF
= 1.5V; I
OH
= 4 mA 0.24
V
IH
High-Level Input Voltage V
REF
= 1.5V to 3.3V 1.35 V
V
IL
Low-Level Input Voltage V
REF
= 1.5V to 3.3V 0.45 V
I
CC1
Dynamic Current
(1)
V
BUS
= 5.25V: TCK = 24 MHz 85 110 mA
I
CC2
Dynamic Current
(2)
V
BUS
= 5.25V; TCK = 6 MHz 85 100 mA
I
CCSU
Suspend Current V
BUS
= 5.25V 250 350
μ
A
Notes:
1. Operating at Hi-Speed on a USB 2.0 port.
2. Operating at full-speed on a USB 1.1 port.
Table 10: Switching Characteristics
Symbol Description Conditions Min Max Units
T
CLK
Clock Period
TCK
750 kHz 1333 ns
24 MHz 41.66 ns
T
CPD
Cable Propagation Delay Time
(TDI or TMS relative to the negative
edge of TCK)
V
REF
= 1.5V to 3.3V 16 ns
Table 7: Absolute Maximum Ratings
(1)
Symbol Description Conditions Value Units