tPLHT " />
參數(shù)資料
型號: MAX249EQH+TD
廠商: Maxim Integrated Products
文件頁數(shù): 3/38頁
文件大小: 0K
描述: IC RS-232 DRVR/RCVR 44-PLCC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 500
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 6/10
規(guī)程: RS232
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 44-LCC(J 形引線)
供應(yīng)商設(shè)備封裝: 44-PLCC(16.59x16.59)
包裝: 帶卷 (TR)
+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
相關(guān)PDF資料
PDF描述
MC100EP16FDR2G IC RCVR/DRVR 5V DIFF ECL 8-SOIC
MC100EP16VSDTG IC RCVR/DRVR ECL DIFF VAR 8TSSOP
MAX248EQH+TD IC RS-232 DRVR/RCVR 44-PLCC
MAX244EQH+TD IC RS-232 DRVR/RCVR 44-PLCC
MC100EP16VSDG IC RCVR/DRVR ECL DIFF VAR 8SOIC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX-25 功能描述:保險絲 MAX FUSE RoHS:否 制造商:Littelfuse 產(chǎn)品:Surface Mount Fuses 電流額定值:0.5 A 電壓額定值:600 V 保險絲類型:Fast Acting 保險絲大小/組:Nano 尺寸:12.1 mm L x 4.5 mm W 安裝風(fēng)格: 端接類型:SMD/SMT 系列:485
MAX-250 制造商:SLPOWER 制造商全稱:SL Power Electronics 功能描述:250, 350 WATTS MULTIPLE OUTPUT
MAX2500ELM 制造商:Maxim Integrated Products 功能描述:
MAX2500ELM-D 制造商:Maxim Integrated Products 功能描述:COMPLETE CELLULAR BASEBAND-TO-RF TR - Rail/Tube
MAX2500ELM-T 制造商:Maxim Integrated Products 功能描述:COMPLETE CELLULAR BASEBAND-TO-RF TRANSMITTERS - Tape and Reel