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參數(shù)資料
| 型號： | MAX3349EA |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | USB 2.0 Full-Speed Transceiver with UART Multiplexing Mode |
| 中文描述： | USB 2.0全速收發(fā)器，提供UART復用模式 |
| 文件頁數(shù)： | 5/17頁 |
| 文件大?。?/td> | 397K |
| 代理商： | MAX3349EA |
M
USB 2.0 Full-Speed Transceiver with UART
Multiplexing Mode
_______________________________________________________________________________________
5
TIMING CHARACTERISTICS (continued)
(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
High-to-off transition,
V
L
> +1.65V (Figure 5)
10
t
PHZ_SE
High-to-off transition,
+1.4V < V
L
< +1.65V (Figure 5)
12
Low-to-off transition,
V
L
> +1.65V (Figure 5)
10
Single-Ended Receiver Disable
Delay
t
PLZ_SE
Low-to-off transition,
+1.4V < V
L
< +1.65V (Figure 5)
12
ns
Off-to-high transition,
V
L
> +1.65V (Figure 5)
20
t
PZH_SE
Off-to-high transition,
+1.4V < V
L
< +1.65 (Figure 5)
20
Off-to-low transition,
V
L
> +1.65V (Figure 5)
20
Single-Ended Receiver Enable
Delay
t
PZL_SE
Off-to-low transition,
+1.4V < V
L
< +1.65V (Figure 5)
20
ns
UART DRIVER CHARACTERISTICS (C
L
= 200pF)
Rise Time (D-)
Fall Time (D-)
t
FR_TUART
t
FF_TUART
t
PLH_TUART
t
PHL_TUART
10% to 90% of
|
V
OHD
- V
OLD
| (Figure 13)
90% to 10% of
|
V
OHD
- V
OLD
| (Figure 13)
(Figure 13)
(Figure 13)
60
60
70
70
200
200
200
200
ns
ns
Driver Propagation Delay
ns
UART RECEIVER CHARACTERISTICS (C
L
= 15pF)
t
PLH_RUART
t
PHL_RUART
t
FR_RUART
t
FF_RUART
(Figure 14)
(Figure 14)
(Figure 14)
(Figure 14)
60
60
45
45
Receiver (Rx) Propagation Delay
ns
Receiver (Rx) Rise/Fall Time
ns
Note 1:
Parameters are 100% production tested at T
A
=+25°C, unless otherwise noted. Limits over temperature are guaranteed
by design.
Note 2:
Guaranteed by design, not production tested.
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|---|---|
| MAX3349EAEBE+ | 制造商:Maxim Integrated Products 功能描述: |
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| MAX3349EAEBE+TG47 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
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