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
文件頁數(shù)： 4/17頁
文件大小： 397K
代理商： MAX3349EAETE
M
USB 2.0 Full-Speed Transceiver with UART
Multiplexing Mode
4
_______________________________________________________________________________________
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
ESD PROTECTION (D+, D-)
Human Body Model
(Figures 9 and 10)
±15
kV
IEC 61000-4-2
Air-Gap Discharge
±8
kV
IEC 61000-4-2
Contact Discharge
±8
kV
TIMING CHARACTERISTICS
(V
BUS
= +4.0V to +5.5V, V
UART
= +2.7V to +3.3V, V
L
= +1.4V to +2.75V, T
A
= -40°C to +85°C, unless otherwise noted. Typical values
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
USB DRIVER CHARACTERISTICS (C
L
= 50pF)
Rise Time
t
FR
10% to 90% of
|
V
USB_OHD
- V
USB_OLD
|
(Figures 1 and 7)
4
20
ns
Fall Time
t
FF
90% to 10% of
|
V
USB_OHD
- V
USB_OLD
|
(Figures 1 and 7)
4
20
ns
Rise/Fall Time Matching
t
FR
/t
FF
Excluding the first transition from idle
state (Note 2) (Figures 1 and 7)
90
110
%
Output Signal Crossover Voltage
V
CRS_F
Excluding the first transition from idle
state (Note 2) (Figure 2)
1.3
2.0
V
V
L
> +1.65V (Figures 2 and 7)
+1.4V < V
L
< +1.65V (Figures 2 and 7)
V
L
> +1.65V (Figures 2 and 7)
+1.4V < V
L
< +1.65V (Figures 2 and 7)
High-to-off transition (Figures 3 and 6)
Low-to-off transition (Figures 3 and 6)
Off-to-high transition (Figures 3 and 7)
Off-to-low transition (Figures 3 and 7)
22.5
25
22.5
25
25
25
25
25
t
PLH_DRV
Driver Propagation Delay
t
PHL_DRV
ns
t
PHZ_DRV
t
PLZ_DRV
t
PZH_DRV
t
PZL_DRV
Driver Disable Delay
ns
Driver Enable Delay
ns
USB RECEIVER CHARACTERISTICS (C
L
= 15pF)
V
L
> +1.65V (Figures 4 and 8)
+1.4V < V
L
< +1.65V (Figures 4 and 8)
V
L
> +1.65V (Figures 4 and 8)
1.4V < V
L
< +1.65V (Figures 4 and 8)
V
L
> +1.65V (Figures 4 and 8)
+1.4V < V
L
< +1.65V (Figures 4 and 8)
V
L
> +1.65V (Figures 4 and 8)
+1.4V < V
L
< +1.65V (Figures 4 and 8)
25
30
25
30
28
35
28
35
t
PLH_RCV
Differential Receiver Propagation
Delay
t
PHL_RCV
ns
t
PLH_SE
Single-Ended Receiver
Propagation Delay
t
PHL_SE
ns
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