isp1562 NXP Semiconductors, isp1562 Datasheet - Page 81

• Manufacturer Part Number: isp1562
• Description: Hi-speed Universal Serial Bus Pci Host Controller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
ISP1562_2
Product data sheet
Fig 9. PCI output timing
Fig 10. USB source differential data-to-EOP transition skew and EOP width
t
t
Full-speed and low-speed timing symbols have a subscript prefix ‘F’ and ‘L’, respectively.
USBbit
DEOP
OUTPUT
OUTPUT
3.3 V
DELAY
differential
data lines
0 V
is the source jitter for differential transition to SE0 transition.
is the bit duration (USB data).
CLK
t
USBbit
Fig 8. PCI input timing
DELAY
INPUT
CLK
crossover point
N
differential data to
SE0/EOP skew
t
USBbit
t
t
t
val(PCICLK)bs
val(PCICLK)ptp
dZ(act)
t
DEOP
Rev. 02 — 1 March 2007
;
0.285V
0.615V
t
t
su(PCICLK)ptp
su(PCICLK)bs ;
crossover point
t
d(act)Z
CC(I/O)
CC(I/O)
extended
inputs valid
(falling edge)
(rising edge)
t
h(PCICLK)
source EOP width: t
receiver EOP width: t
HS USB PCI Host Controller
004aaa606
© NXP B.V. 2007. All rights reserved.
0.6V
0.4V
0.2V
ISP1562
004aaa704
EOPT
EOPR
CC(I/O)
CC(I/O)
CC(I/O)
0.4V
0.6V
0.4V
0.2V
0.6V
0.2V
004aaa605
CC(I/O)
CC(I/O)
CC(I/O)
CC(I/O)
CC(I/O)
CC(I/O)
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