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參數(shù)資料
型號(hào): MAX240CMH
廠商: Maxim Integrated Products
文件頁數(shù): 3/38頁
文件大?。?/td> 0K
描述: IC 5DVR/5RCVR RS232 5V 44-MQFP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 96
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 5/5
規(guī)程: RS232
電源電壓: 4.5 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 44-QFP
供應(yīng)商設(shè)備封裝: 44-MQFP(10x10)
包裝: 托盤
+5V-Powered, Multichannel RS-232
Drivers/Receivers
INPUT
OUTPUT
+3V
V+
0V
V-
0V
tPLHT
tPHLT
tPHLR
tPHLS
tPLHR
tPLHS
50%
VCC
50%
+3V
50%
INPUT
OUTPUT
*EXCEPT FOR R2 ON THE MAX243
WHERE -3V IS USED.
0V*
50%
GND
Figure 1. Transmitter Propagation-Delay Timing
Figure 2. Receiver Propagation-Delay Timing
EN
RX IN
a) TEST CIRCUIT
b) ENABLE TIMING
c) DISABLE TIMING
EN INPUT
RECEIVER
OUTPUTS
RX OUT
RX
1k
Ω
0V
+3V
EN
+0.8V
+3.5V
OUTPUT ENABLE TIME (tER)
VCC - 2V
VOL + 0.5V
VOH - 0.5V
OUTPUT DISABLE TIME (tDR)
VCC - 2V
+3V
0V
150pF
EN INPUT
VOH
RECEIVER
OUTPUTS
VOL
1 OR 0
TX
3k
Ω
50pF
-5V
+5V
OUTPUT DISABLE TIME (tDT)
V+
SHDN
+3V
0V
V-
0V
a) TIMING DIAGRAM
b) TEST CIRCUIT
Figure 3. Receiver-Output Enable and Disable Timing
Figure 4. Transmitter-Output Disable Timing
Test Circuits/Timing Diagrams
Maxim Integrated
11
MAX220–MAX249
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX240CMH+ 制造商:Maxim Integrated Products 功能描述:LINE TRANSMITTER/RCVR 5TR 5TX 5RX 44MQFP - Rail/Tube
MAX240CMH+D 功能描述:RS-232接口集成電路 5V RS-232 Xmttr & Rcvrs w/Pwr Shtdwn 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:
MAX240CMH+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:
MAX240CMH+TD 功能描述:RS-232接口集成電路 5V RS-232 Xmttr & Rcvrs w/Pwr Shtdwn 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:
MAX240CMH-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: