參數(shù)資料
型號(hào)： MAX3221
廠商： Maxim Integrated Products, Inc.
英文描述： 1μA Supply-Current, True +3V to +5.5V RS-232 Transceivers with AutoShutdown(3V~5.5V,自動(dòng)關(guān)閉方式接收器有效,120kbps，RS-232收發(fā)器)
中文描述： 1µA電源電流、+3V至+5.5V、真RS-232收發(fā)器，帶有AutoShutdown
文件頁(yè)數(shù)： 3/16頁(yè)
文件大?。?/td> 203K
代理商： MAX3221
M
1μA S upply Current, True +3V to +5.5V RS -232
Transc eivers with AutoS hutdown
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 3.0V to 5.5V, C1–C4 = 0.1μF (Note 2), T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
Note 2:
C1–C4 = 0.1μF, tested at 3.3V ±10%. C1 = 0.047μF, C2–C4 = 0.33μF, tested at 5.0V ±10%.
200
200
100
200
Normal operation
t
PHL
- t
PLH
t
PHL
- t
PLH
Receiver Output Enable Time
Receiver Output Disable Time
Normal operation
ns
ns
t
PLH
Receiver input to receiver output,
C
L
= 150pF
4
8.0
30
Transition-Region Slew Rate
V/μs
V
CC
= 3.3V,
R
L
= 3k
to 7k
,
T
A
= +25°C,
measured from +3V to
-3V or -3V to +3V
Transmitter Skew
Receiver Skew
500
1000
ns
ns
PARAMETER
MIN
TYP
MAX
UNITS
±25
Output Short-Circuit Current
±35
±60
mA
Output Resistance
300
10M
Output Leakage Current
μA
Input Threshold Low
0.6
0.8
1.2
1.5
1.5
V
±5.0
±5.4
Output Voltage Swing
V
Maximum Data Rate
120
235
0.3
kbps
Receiver Propagation Delay
0.3
μs
CONDITIONS
V
CC
= V+ = V- = 0V, transmitter output = ±2V
V
OUT
= ±12V, V
CC
= 0V or 3.0V to 5.5V,
transmitters disabled
R
L
= 3k
, C
L
= 1000pF, one transmitter switching
All transmitter outputs loaded with 3k
to ground
t
PHL
Input Voltage Range
-25
25
V
Input Hysteresis
Input Resistance
TRANSMITTER OUTPUTS
0.3
5
V
Input Threshold High
V
3
7
k
T
A
= +25°C
1.8
2.4
2.4
T
A
= +25°C
T
A
= +25°C
V
CC
= 3.3V
V
CC
= 5.0V
V
CC
= 3.3V
V
CC
= 5.0V
C
L
= 200pF to 2500pF
C
L
= 200pF to 1000pF
6
30
±5
Transmitter Output Voltage
V
T1IN = T2IN = GND, T3IN = V
CC
,
T3OUT loaded with 3k
to GND, T1OUT and
T2OUT loaded with 2.5mA each
RECEIVER INPUTS
TIMING CHARACTERISTICS
MOUSE DRIVEABILITY
(MAX3243)
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參數(shù)描述
MAX3221CAE 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3221CAE+ 功能描述:RS-232接口集成電路 1uA 3-5.5V Tcvr w/AutoShutdown RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3221CAE+T 功能描述:RS-232接口集成電路 1uA 3-5.5V Tcvr w/AutoShutdown RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3221CAE-T 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3221CDB 功能描述:RS-232接口集成電路 3-5.5V Single-Ch Line Drvr/Rcvr RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
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