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USB3250 数据表(PDF) 12 Page - Microchip Technology

部件名 USB3250
功能描述  Hi-Speed USB Device Transceiver with UTMI Interface
PDF  46 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

USB3250 数据表(HTML) 12 Page - Microchip Technology

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USB3250
DS00002142A-page 12
2013 - 2016 Microchip Technology Inc.
TABLE 6-3:
DC ELECTRICAL CHARACTERISTICS: ANALOG I/O PINS (DP/DM)
Parameter
Symbol
Conditions
MIN
TYP
MAX
Units
FS FUNCTIONALITY
INPUT LEVELS
Differential Receiver Input
Sensitivity
VDIFS
| V(DP) - V(DM) |
0.2
V
Differential Receiver Common-
Mode Voltage
VCMFS
0.8
2.5
V
Single-Ended Receiver Low
Level Input Voltage
VILSE
0.8
V
Single-Ended Receiver High
Level Input Voltage
VIHSE
2.0
V
Single-Ended Receiver
Hysteresis
VHYSSE
0.050
0.150
V
OUTPUT LEVELS
Low Level Output Voltage
VFSOL
Pull-up resistor on DP;
RL = 1.5k to VDD3.3
0.3
V
High Level Output Voltage
VFSOH
Pull-down resistor on DP,
DM;
RL = 15k to GND
2.8
3.6
V
TERMINATION
Driver Output Impedance for
HS and FS
ZHSDRV
Steady state drive (See
Figure 6-1)
40.5
45
49.5
Input Impedance
ZINP
TX, RPU disabled
10
M
Pull-up Resistor Impedance
ZPU
1.425
1.575
K
Termination Voltage For Pull-
up Resistor On Pin DP
VTERM
3.0
3.6
V
HS FUNCTIONALITY
INPUT LEVELS
HS Differential Input Sensitivity
VDIHS
| V(DP) - V(DM) |
100
mV
HS Data Signaling Common
Mode Voltage Range
VCMHS
-50
500
mV
HS Squelch Detection
Threshold (Differential)
VHSSQ
Squelch Threshold
100
mV
Unsquelch Threshold
150
mV
OUTPUT LEVELS
High Speed Low Level Output
Voltage (DP/DM referenced to
GND)
VHSOL
45
 load
-10
10
mV
High Speed High Level Output
Voltage (DP/DM referenced to
GND)
VHSOH
45
 load
360
440
mV
High Speed IDLE Level Output
Voltage (DP/DM referenced to
GND)
VOLHS
45
 load
-10
10
mV
Chirp-J Output Voltage
(Differential)
VCHIRPJ
HS termination resistor
disabled, pull-up resistor
connected. 45
load.
700
1100
mV
Chirp-K Output Voltage
(Differential)
VCHIRPK
HS termination resistor
disabled, pull-up resistor
connected. 45
load.
-900
-500
mV
(VDD1.8 =1.6 to 2.0V; VDD3.3 =3.0 to 3.6V; VSS = 0V; TA = -40
oC to +85oC; unless otherwise specified.)



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