ISP1520BD ST-Ericsson Inc, ISP1520BD Datasheet - Page 38

• Manufacturer Part Number: ISP1520BD
• Description: IC, CONTROLLER, USB HUB, 64-LQFP
• Manufacturer: ST-Ericsson Inc

Specifications of ISP1520BD

• Usb Type: USB Peripheral Controller
• Usb Version: 2.0
• Data Rate: 480Mbps
• No. Of Ports: 5
• Supply Voltage Range: 3V To 3.6V, 4.5V To 5.5V
• Digital Ic Case Style: QFP
• No. Of Pins: 64
• Package / Case: LQFP
• Applications: USB Hub/Microcontroller
• Interface: I²C
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-1168; ISP1520BD,557

Philips Semiconductors
Table 45.
V
[1]
[2]
ISP1520_4
Product data sheet
Symbol
Driver characteristics
t
t
t
V
Hub timing (downstream ports configured as full-speed)
t
t
t
t
LR
LF
LRFM
LHDD
LSOP
LEOPD
LHESK
CC
Fig 10. Source differential data jitter
Fig 11. Source differential data-to-EOP transition skew and EOP width
CRS
Excluding the first transition from Idle state.
Characterized only, not tested. Limits guaranteed by design.
= 3.0 V to 3.6 V; T
T
T
Full-speed timing symbols have a subscript prefix ‘F’, low-speed timing a prefix ‘L’.
differential
data lines
+3.3 V
PERIOD
PERIOD
+3.3 V
Parameter
rise time
fall time
rise and fall time matching
output signal crossover voltage
hub differential data delay
data bit width distortion after SOP
hub EOP delay relative to t
hub EOP output width skew
Dynamic characteristics: low-speed source electrical characteristics
0 V
differential
data lines
0 V
is the bit duration corresponding to the USB data rate.
is the bit duration corresponding to the USB data rate.
T
PERIOD
T
PERIOD
amb
= − 40 ° C to +70 ° C; test circuit
crossover point
crossover point
N × T
N × T
HDD
differential data to
consecutive
SE0/EOP skew
transitions
PERIOD
PERIOD
+ t
+ t
Conditions
see
see
see
see
DJ1
DEOP
Rev. 04 — 28 April 2006
Figure 14
Figure 14
Figure 15
Figure 15
N × T
transitions
Figure
PERIOD
paired
+ t
22; unless otherwise specified.
DJ2
crossover point
crossover point
extended
[1][2]
[1]
[2]
[2]
[2]
Min
75
75
80
1.3
-
−60
0
−300
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Hi-Speed USB hub controller
source EOP width: t
receiver EOP width: t
crossover point
Typ
-
-
-
-
-
-
-
-
ISP1520
EOPT
EOPR
Max
300
300
125
2.0
300
+60
200
+300
mgr776
mgr870
Unit
ns
ns
%
V
ns
ns
ns
ns
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