mxl1544 Maxim Integrated Products, Inc., mxl1544 Datasheet - Page 8

• Manufacturer Part Number: mxl1544
• Description: +5v, Multiprotocol, Software-selectable Control Transceivers
• Manufacturer: Maxim Integrated Products, Inc.

+5V Multiprotocol, Software-Selectable
Control Transceivers
8
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PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
T4OUTA/R4INA
T3OUTB/R1INB
T3OUTA/R1INA
DCE/DTE
T2OUTB
T2OUTA
T1OUTB
T1OUTA
INVERT
R1OUT
R2OUT
R3OUT
R4OUT
NAME
R3INB
R3INA
R2INB
R2INA
T1IN
T2IN
T3IN
T4IN
GND
V
V
V
M0
M1
M2
CC
DD
EE
TTL-Compatible Mode Select Pin with Internal Pullup to V
TTL-Compatible Mode Select Pin with Internal Pullup to V
TTL-Compatible Mode Select Pin with Internal Pullup to V
+5V Supply Voltage (±5%). Bypass with a 1µF capacitor to ground.
Positive Supply Generated by MXL1543. Bypass with a 1µF capacitor to ground.
Transmitter 1 TTL-Compatible Input
Transmitter 2 TTL-Compatible Input
Transmitter 3 TTL-Compatible Input
Receiver 1 CMOS Output
Receiver 2 CMOS Output
Receiver 3 CMOS Output
Transmitter 4 TTL-Compatible Input
Receiver 4 CMOS Output
TTL-Compatible Input with Internal Pullup to V
TTL Inp ut w i th Inter nal P ul l up to V
Transmitter Output/Inverting Receiver Input
Noninverting Receiver Input
Inverting Receiver Input
Noninverting Receiver Input
Inverting Receiver Input
Noninverting Transmitter Output/Noninverting Receiver Input
Inverting Transmitter Output/Inverting Receiver Input
Noninverting Transmitter Output
Inverting Transmitter Output
Noninverting Transmitter Output
Inverting Transmitter Output
Ground
Negative Supply Generated by MXL1543. Bypass with a 1µF capacitor to ground.
C C
. IN V E RT = H IGH r ever ses acti on of D C E /DTE for C hannel 4.
FUNCTION
CC
. Logic level high selects DCE interface.
CC
CC
CC
Pin Description