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USB3370 数据表(PDF) 12 Page - Microchip Technology

部件名 USB3370
功能描述  Enhanced Single Supply Hi-Speed USB ULPI Transceiver
PDF  75 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

USB3370 数据表(HTML) 12 Page - Microchip Technology

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USB3370
DS00001915B-page 12
 2012 - 2015 Microchip Technology Inc.
4.5
DC Characteristics: Analog I/O Pins
TABLE 4-5:
DC CHARACTERISTICS: ANALOG I/O PINS (DP/DM)
Parameter
Symbol
Conditions
MIN
TYP
MAX
Units
LS/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
Note 4-8
0.8
V
Single-Ended Receiver High
Level Input Voltage
VIHSE
Note 4-8
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 = 1.5kΩ to VDD33
0.3
V
High Level Output Voltage
VFSOH
Pull-down resistor on DP,
DM; Note 4-8
RL = 15kΩ to GND
2.8
3.6
V
Termination
Driver Output Impedance for
HS
ZHSDRV
Steady state drive
40.5
45
49.5
Ω
Input Impedance
ZINP
RX, RPU, RPD disabled
1.0
MΩ
Pull-up Resistor Impedance
RPU
Bus Idle, Note 4-7
0.900
1.24
1.575
kΩ
Pull-up Resistor Impedance
RPU
Device Receiving, Note 4-7 1.425
2.26
3.09
kΩ
Pull-dn Resistor Impedance
RPD
Note 4-7
14.25
16.9
20
kΩ
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
VariSense[1:0]
= 00b
Note 4-9
100
150
mV
HS Disconnect Threshold
VHSDSC
525
625
mV
Output Levels
High Speed Low Level
Output Voltage (DP/DM
referenced to GND)
VHSOL
45Ω load
-10
10
mV
High Speed High Level
Output Voltage (DP/DM
referenced to GND)
VHSOH
45Ω load
360
440
mV
High Speed IDLE Level
Output Voltage (DP/DM
referenced to GND)
VOLHS
45Ω load
-10
10
mV
Chirp-J Output Voltage
(Differential)
VCHIRPJ
HS termination resistor
disabled, pull-up resistor
connected. 45Ω load.
700
1100
mV
Chirp-K Output Voltage
(Differential)
VCHIRPK
HS termination resistor
disabled, pull-up resistor
connected. 45Ω load.
-900
-500
mV



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