PDIUSBH12D View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
PDIUSBH12D Datasheet PDF : 28 Pages
| |||
Philips Semiconductors
USB 2-port hub
Product specification
PDIUSBH12
AC CHARACTERISTICS (AI/O pins, FULL speed)
SYMBOL
PARAMETER
Driver characteristics
Transition Time:
tr
Rise time
tf
Fall time
tRFM
Rise/fall time matching
VCRS
Output signal crossover voltage
Driver Timings
tEOPT
Source EOP width
tDEOP
Differential data to EOP transition skew
Receiver Timings
tJR1
tJR2
tEOPR1
tEOPR2
Hub Timings
Receiver Data Jitter Tolerance
To next transition
For paired transitions
EOP Width at Receiver
Must reject as EOP
Must accept
tHDD
tSOP
tEOPDR
tHESK
Hub Differential Data Delay
Data bit width distortion after SOP
Hub EOP Delay Relative to tHDD
Hub EOP Output Width Skew
TEST CONDITIONS
CL = 50pF;
Rpu = 1.5kΩ on D+ to VCC
Between 10% and 90%
(tr/tf)
Figure 1
Figure 1
Characterized and not tested.
Guaranteed by design.
Figure 1
Full Speed downstream port.
Figure 2
Figure 2
Figure 3
Figure 3
MIN
MAX UNIT
4
20
ns
4
20
ns
90
110
%
1.3
2.0
V
160
175
ns
–2
5
ns
–18.5 18.5
ns
–9
9
ns
40
ns
82
ns
40
ns
–5
3
ns
0
15
ns
–15
+15
ns
1999 Jul 22
20
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