PDIUSBH11 Datasheet, PDF (19/26 Pages) NXP Semiconductors – Universal Serial Bus Hub

Philips Semiconductors
Universal Serial Bus Hub
LOAD FOR D+/D–
Product specification
PDIUSBH11
D. U. T.
TEST POINT
24 OHM
15K OHM
S1
C_L
C_L = 50pF, FULL SPEED
C_L = 50 pF, LOW SPEED (MIN TIMING)
C_L = 350pF, LOW SPEED (MAX TIMING)
* 1.5K OHM ON D– (LOW SPEED) OR D+ (FULL SPEED) ONLY
V_CC
1.5K OHM*
TEST
D–/LS
D+/LS
D–/FS
D+/FS
S1
CLOSE
OPEN
OPEN
CLOSE
AC CHARACTERISTICS (AI/O PINS. FULL SPEED)
SYMBOL
PARAMETER
TEST CONDITIONS
Driver Characteristics:
Transition time:
T_R
Rise time
T_F
Fall tIme
T_RFM
Rise/Fall tIme matching
V_CRS
Output signal crossover voltage
Driver Timings:
T_EOPT
Source EOP width
T_DEOP Differential data to EOP transition skew
Receiver Timings:
T_JR1
T_JR2
T_EOPR1
T_EOPR2
Receiver data jitter tolerance
To next transition
For paired transitions
EOP width at receiver
Must reject as EOP
Must accept
Hub Timings:
T_HDD
T_SOP
T_EOPDR
T_HESK
Hub differential data delay
Data bit width distortion after SOP
Hub EOP delay relative to T_HDD
Hub EOP output width skew
C_L = 50pF;
R_pu = 1.5KΩ on D+ to V_CC
Between 10% and 90%
(T_R/T_F)
Figure 1
Figure 1
Characterized and not Tested.
Guaranteed by Design.
Figure 1
C_L = 50pF;
R_pu = 1.5KΩ on D+ to V_CC
Figure 2
Figure 2
Figure 3
Figure 3
SV00237
LIMITS
MIN
MAX
UNIT
4
20
ns
4
20
90
110
%
1.3
2.0
V
160
175
ns
–2
5
ns
–18.5
18.5
ns
–9
9
40
ns
82
40
ns
–5
3
ns
0
15
ns
–15
+15
ns
1997 Aug 01
19