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参数资料
| 型号： | MAX3243CUI |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 10/16页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS232 TRUE SHTDN 28TSSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 50 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 3/5 |
| 规程： | RS232 |
| 电源电压： | 3 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 28-TSSOP |
| 包装： | 管件 |
MAX3221/MAX3223/MAX3243
1A Supply-Current, True +3V to +5.5V
RS-232 Transceivers with AutoShutdown
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VCC = +3.0V to +5.5V, C1–C4 = 0.1F (Note 2), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
Note 2: C1–C4 = 0.1F, tested at 3.3V ±10%. C1 = 0.047F, C2–C4 = 0.33F, tested at 5.0V ±10%.
200
Normal operation
200
Receiver Output Enable Time
Normal operation
ns
tPLH
Receiver input to receiver output,
CL = 150pF
4
8.0
30
Transition-Region Slew Rate
V/s
VCC = 3.3V,
RL = 3k to 7k,
TA = +25°C,
measured from +3V to
-3V or -3V to +3V
Transmitter Skew
200
ns
tPHL - tPLH
PARAMETER
MIN
TYP
MAX
UNITS
±25
Output Short-Circuit Current
±35
±60
mA
Output Resistance
300
10M
Output Leakage Current
A
Input Threshold Low
0.6
1.2
V
±5.0
±5.4
Output Voltage Swing
V
Maximum Data Rate
120
235
kbps
Receiver Propagation Delay
0.3
s
CONDITIONS
VCC = V+ = V- = 0V, transmitter output = ±2V
VOUT = ±12V, VCC = 0V or 3.0V to 5.5V,
transmitters disabled
RL = 3k, CL = 1000pF, one transmitter switching
All transmitter outputs loaded with 3k to ground
ns
Receiver Output Disable Time
tPHL
0.3
Input Voltage Range
-25
25
V
Input Hysteresis
0.3
V
Input Threshold High
V
Input Resistance
35
7
k
TA = +25°C
0.8
1.5
1.8
2.4
1.5
2.4
TA = +25°C
VCC = 3.3V
VCC = 5.0V
CL = 200pF to 2500pF
CL = 200pF to 1000pF
630
±5
Transmitter Output Voltage
V
T1IN = T2IN = GND, T3IN = VCC,
T3OUT loaded with 3k to GND, T1OUT and
T2OUT loaded with 2.5mA each
MAX3221/MAX3223
MAX3243
200
1000
Receiver Skew
100
ns
tPHL - tPLH
MAX3221/MAX3223
MAX3243
100
500
RECEIVER INPUTS
TIMING CHARACTERISTICS
TRANSMITTER OUTPUTS
MOUSE DRIVEABILITY (MAX3243)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX3243CUI+ | 功能描述:RS-232接口集成电路 3-5.5V 250kbps Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX3243CUI+T | 功能描述:RS-232接口集成电路 3-5.5V 250kbps Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX3243CUI-T | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX3243CWI | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX3243CWI+ | 功能描述:RS-232接口集成电路 3-5.5V 250kbps Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
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