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MAX3243ECAI+ Datasheet

  • MAX3243ECAI+

  • IC RS232 TRANSCEIVER 250KBPS 5.5V SSOP28; Device Type:RS232 ...

  • 18頁(yè)

  • Maxim   Maxim

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1碌A(chǔ) Supply-Current, True +3V to +5.5V
RS-232 Transceivers with AutoShutdown
MAX3221/MAX3223/MAX3243
Table 3. Required Capacitor Values
V
CC
0.1碌F
V
CC
(V)
3.0 to 3.6
V
CC
C1
(碌F)
0.1
0.047
0.1
C2, C3, C4
(碌F)
0.1
0.33
0.47
C1+
C1
C1-
C2+
C2
C2-
V+
C3
4.5 to 5.5
3.0 to 5.5
MAX3221
MAX3223
MAX3243
V-
C4
Table 4. Logic Family Compatibility with
Various Supply Voltages
SYSTEM
POWER-
SUPPLY
VOLTAGE
(V)
3.3
V
CC
SUPPLY
VOLTAGE
(V)
T_ IN
T_ OUT
COMPATIBILITY
R_ OUT
0V
V
CC
EN (MAX3221/3)
R_ IN
5k
3.3
5
1000pF
Compatible with all CMOS
families.
Compatible with all TTL and
CMOS-logic families.
Compatible with ACT and
HCT CMOS, and with TTL.
Incompatible with AC, HC,
or CD4000 CMOS.
5
FORCEOFF
GND
5
3.3
Figure 8. Loopback Test Circuit
T1IN
5V/div
T1IN
5V/div
T1OUT
5V/div
T1OUT
5V/div
R1OUT
5V/div
R1OUT
5V/div
5碌s/div
V
CC
= +3.3V, 120kbps
C1鈥揅4 = 0.1碌F
V
CC
= +3.3V, 235kbps
C1鈥揅4 = 0.1碌F
2碌s/div
Figure 9. Loopback Test Result at 120kbps
Figure 10. Loopback Test Result at 235kbps
______________________________________________________________________________________
11

MAX3243ECAI+ 產(chǎn)品屬性

  • Lead (SnPb) Finish for COTSObsolescence Mitigation Program

  • 46

  • 集成電路 (IC)

  • 接口 - 驅(qū)動(dòng)器,接收器,收發(fā)器

  • -

  • 收發(fā)器

  • 3/5

  • RS232

  • 3 V ~ 5.5 V

  • 表面貼裝

  • 28-SSOP(0.209",5.30mm 寬)

  • 28-SSOP

  • 管件

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