參數(shù)資料
型號(hào)： PDIUSBH12N
廠商： NXP SEMICONDUCTORS
元件分類： 總線控制器
英文描述： USB 2-port hub
中文描述： UNIVERSAL SERIAL BUS CONTROLLER, PDIP28
封裝： 0.600 INCH, PLASTIC, DIP-28
文件頁(yè)數(shù)： 21/28頁(yè)
文件大?。?/td> 170K
代理商： PDIUSBH12N
Philips Semiconductors
Product specification
PDIUSBH12
USB 2-port hub
1999 Jul 22
21
AC CHARACTERISTICS (AI/O pins, LOW speed)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
MAX
UNIT
Driver characteristics
C
L
= 50pF and 350pF;
R
pu
= 1.5k
on D– to V
CC
Between 10% and 90%
Transition Time
t
lr
Rise time
C
L
= 50pF
C
L
= 350pF
C
L
= 50pF
C
L
= 350pF
(t
r
/t
f
)
75
ns
300
ns
t
lf
Fall time
75
ns
300
ns
t
RFM
V
LCRS
Rise/fall time matching
80
120
%
Output signal crossover voltage
1.3
2.0
V
Driver Timings
t
LEOPT
t
LDEOP
Source EOP width
Figure 1
1.25
1.50
μ
s
ns
Differential data to EOP transition skew
Figure 1
–40
100
Receiver Timings
EOP Width at Receiver
t
LEOPR1
t
LEOPR2
Hub Timings
Must reject as EOP
Figure 1
330
ns
Must accept
675
ns
Low Speed downstream port.
t
LHDD
t
LSOP
t
LEOPDR
t
LHESK
Hub Differential Data Delay
Figure 2
300
ns
Data bit width distortion after SOP
Figure 2
–65
45
ns
Hub EOP Delay Relative to T
HDD
Hub EOP Output Width Skew
Figure 3
0
200
ns
Figure 3
–300
+300
ns
SV00837
t
PERIOD
DIFFERENTIAL
DATA LINES
CROSSOVER POINT
CROSSOVER POINT
EXTENDED
DIFFERENTIAL DATA TO
SEO/EOP SKEW
N * t
PERIOD
+ t
DEOP
SOURCE EOP WIDTH: t
EOPT
RECEIVER EOP WIDTH: t
EOPR1
, t
EOPR2
Figure 1. Differential data to EOP transition skew and EOP width
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PDIUSBH12NB 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BUS CONTROLLER
PDIUSBP11 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus transceiver
PDIUSBP11A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus Transceiver
PDIUSBP11AD 制造商:NXP Semiconductors 功能描述:
PDIUSBP11ADB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus Transceiver
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