參數(shù)資料
型號(hào)： MAX3349EAETE
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 通用總線功能
英文描述： USB 2.0 Full-Speed Transceiver with UART Multiplexing Mode
中文描述： LINE TRANSCEIVER, QCC16
封裝： 4 X 4 MM, 0.80 MM HEIGHT, MO-220WGGC, TQFN-16
文件頁(yè)數(shù)： 3/17頁(yè)
文件大?。?/td> 397K
代理商： MAX3349EAETE
M
USB 2.0 Full-Speed Transceiver with UART
Multiplexing Mode
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
BUS
= +4.0V to +5.5V, V
UART
= +2.7V to +3.3V, V
L
= +1.40V to +2.75V, T
A
= -40°C to +85°C, unless otherwise noted. Typical val-
ues are at V
BUS
= +5V, V
L
= +1.8V, V
UART
= +2.75V (UART Mode), and T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
V
UART
Power-Supply Detection
Threshold
V
TH_UART
0.4 x
V
L
0.65 x
V
L
0.9 x
V
L
V
DIGITAL INPUTS/OUTPUTS (VP, VM, RCV, SUS,
OE
, RX, TX, ENUM, BD)
Input Voltage Low
V
IL
0.3 x
V
L
V
Input Voltage High
V
IH
0.7 x
V
L
V
Output Voltage Low
V
OL
I
OL
= +2mA, V
L
> 1.65V
I
OL
= +1mA, V
L
< 1.65V
0.4
V
Output Voltage High
V
OH
I
OH
= +2mA, V
L
> 1.65V
I
OH
= +1mA, V
L
< 1.65V
V
L
-
0.4
V
Input Leakage Current
ANALOG INPUTS/OUTPUTS (D+, D- in USB Mode)
Differential Input Sensitivity
I
LKG
-1
+1
μA
V
ID
|
V
D+
- V
D-
|
0.2
V
Differential Common-Mode
Voltage
V
CM
Includes V
ID
range
0.8
2.5
V
Single-Ended Input
Low Voltage
V
ILSE
0.8
V
Single-Ended Input
High Voltage
V
IHSE
2.0
V
USB Output Voltage Low
USB Output Voltage High
Off-State Leakage Current
Driver Output Impedance
Transceiver Capacitance
Input Impedance
D+ Internal Pullup Resistor
ANALOG INPUTS/OUTPUTS (D+, D- in UART Mode)
Input Voltage High
V
USB_OLD
V
USB_OHD
I
LZ
Z
DRV
C
IND
Z
IN
R
PU
R
L
= 1.5k
connected to +3.6V
R
L
= 15k
connected to GND
0.3
3.6
+10
43.5
V
V
μA
pF
M
2.8
-10
29.0
Steady-state drive
Measured from D+/D- to GND
Driver off
ENUM = 1
38
20
1.3
1500
0.9
1425
2.0
1575
V
UART_IH
UART mode, +2.70 < V
UART
< +2.85V
UART mode,
+2.70V < V
UART
< +2.85V
2.0
V
Input Voltage Low
V
UART_IL
0.8
V
Output Voltage High
V
UART_OH
UART mode,
+2.70V < V
UART
< +2.85V
I
UART_OH
= -2mA
2.2
V
Output Voltage Low
V
UART_OL
UART mode,
+2.70V < V
UART
< +2.85V
I
UART_OL
= +2mA
0.4
V
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