MAX3471EUA+T Maxim Integrated Products, MAX3471EUA+T Datasheet - Page 8

• Manufacturer Part Number: MAX3471EUA+T
• Description: IC TXRX DIFF RS485/422 8-UMAX
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX3471EUA+T

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 2.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
8
© 1998 Maxim Integrated Products
Figure 4. Driver Enable/Disable Timing Test Load
Figure 6. Driver Enable and Disable Times
Figure 8. Receiver Enable and Disable Times
1.6µA, RS-485/RS-422, Half-Duplex,
Differential Transceiver for Battery-Powered Systems
_____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
RE
RO
RO
DE
V
V
V
TEST
V
V
UNDER TEST
V
A, B
V
A, B
V
TEST
0V
V
0V
CC
0V
CC
OH
OL
0V
OH
CC
OL
OUTPUT
= 0.91V
V
V
CC
2
2
CC
CC
V
1.4V
1.4V
C
V
CC
2
L
2
CC
OUTPUT NORMALLY HIGH
OUTPUT NORMALLY HIGH
OUTPUT NORMALLY LOW
OUTPUT NORMALLY LOW
t
t
RZL
t
t
RZH
DZL
DZH
12k
t
t
t
t
DLZ
RHZ
DHZ
RLZ
S1
S2
Printed USA
V
2
CC
V
V
V
V
V
OH
OL
OL
OH
2
CC
+ 0.5V
- 0.5V
+ 0.5V
- 0.5V
V
CC
Figure 5. Driver Differential Propagation Delay and Rise/Fall Times
Figure 7. Receiver Propagation Delay
Figure 9. Receiver Propagation Delay and Maximum Data-
Rate Test Circuit
TRANSISTOR COUNT: 351
___________________Chip Information
V
|
t
V
RSKEW
V
R
OH
OL
ID
V
O
A
B
DIFF
|
= 2V
DI
V
= (t
is a registered trademark of Maxim Integrated Products.
-V
CC
0V
V
0V
B
A
O
O
RPLH
V
V
O
= t
2
CC
10%
V
1/2 V
ID
RPHL
t
RPHL
O
)
t
DR
A
B
1.4V
90%
t
RECEIVER
t
DSKEW
INPUT
DPLH
V
DIFF
RE
= (t
OUTPUT
= V
DPLH -
(A)
t
- V
DPHL
C
(B)
t
DPHL
L
90%
)
1.4V
t
RPLH
RECEIVER
OUTPUT
t
V
DF
2
CC
1/2 V
10%
O