isp1760 NXP Semiconductors, isp1760 Datasheet - Page 86

• Manufacturer Part Number: isp1760
• Description: Hi-speed Universal Serial Bus Host Controller For Embedded Applications
• Manufacturer: NXP Semiconductors

Philips Semiconductors
14. Dynamic characteristics
Table 84:
[1]
[2]
Table 85:
V
Table 86:
V
Table 87:
V
9397 750 13257
Product data sheet
Symbol Parameter
Crystal oscillator
f
External clock input
J
V
t
Symbol
SR
Symbol Parameter
Driver characteristics
t
t
Z
Clock timing
t
t
t
Symbol
Driver characteristics
t
t
t
clk
CR
HSR
HSF
HSDRAT
HSFRAM
HSRFI
FR
FF
FRFM
CC(I/O)
CC(I/O)
CC(I/O)
clk
HSDRV
, t
Recommended accuracy of the clock frequency is 50 ppm for the crystal and oscillator. The oscillator used depends on V
Recommended values for external capacitors when using a crystal are 22 pF to 27 pF.
CF
= 1.65 V to 3.6 V; T
= 1.65 V to 3.6 V; T
= 1.65 V to 3.6 V; T
clock frequency
external clock jitter
clock duty cycle
amplitude
rise time and fall time
high-speed differential rise time
high-speed differential fall time
drive output resistance (this also
serves as a high-speed
termination)
data rate
microframe interval
consecutive microframe interval
difference
Parameter
output slew rate (rise, fall)
Parameter
rise time
fall time
differential rise and fall time
matching
Dynamic characteristics: system clock timing
Dynamic characteristics: CPU interface block
Dynamic characteristics: high-speed source electrical characteristics
Dynamic characteristics: full-speed source electrical characteristics
[1]
amb
amb
amb
= 40 C to +85 C; unless otherwise specified.
= 40 C to +85 C; unless otherwise specified.
= 40 C to +85 C; unless otherwise specified.
Conditions
C
C
V
V
L
L
OH
OH
= 50 pF; 10 % to 90 % of
= 50 pF; 90 % to 10 % of
Conditions
crystal
oscillator
Conditions
standard load
Conditions
10 % to 90 %
90 % to 10 %
includes the R
V
V
Rev. 01 — 8 November 2004
OL
OL
[2]
S
resistor
Embedded Hi-Speed USB host controller
Min
-
-
-
-
-
-
Min
1
Min
500
500
40.5
479.76
124.9375
1
Min
4
4
90
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Typ
12
12
-
50
1.8
-
Typ
-
Typ
-
-
45
-
-
-
Typ
-
-
-
Max
-
-
500
-
-
3
Max
4
Max
-
-
49.5
480.24
125.0625
four
high-speed
bit times
Max
20
20
111.1
ISP1760
CC(I/O)
86 of 105
Unit
MHz
MHz
ps
%
V
ns
Unit
V/ns
Unit
ns
ns
%
Unit
ps
ps
Mbit/s
ns
.
s