EXAR XRT3591BID

XRT3591B
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FEATURES
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APPLICATIONS
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ORDERING INFORMATION
Part No.
Package
Operating
Temperature Range
72-
! 9# ( 4 -,2-
) ?
72,
! 9# 4 @, 52
) ?
! " # $% &' (() $ &' (() XRT3591B
A
B*,
?
!
2
2?
2A
!
2!?
(
2!A
5?
!
5A
5
!!
5!?
!
5!A
5!
!
5?
5A
5
2!
!
!
!
2
(
2?
2A
(
9!
(
9
9
!
Control Block
!
Figure 1. XRT3591B Block Diagram
!
XRT3591B
PIN CONFIGURATIONS
B*,
2
2!
2
9
9!
5
5!
5
9
!
!
!
!!
!
!
(
(
!
5?
5)
5!?
5!)
5?
5)
2?
2)
2!?
2!)
2?
2)
B*,
2
2!
2
9
9!
5
5!
5
9
!
!
!
!!
!
!
(
(
!
5?
5)
5!?
5!)
5?
5)
2?
2)
2!?
2!)
2?
2)
24 Lead SOIC (Jedec, 0.300”)
24 Lead PDIP (0.600”)
PIN DESCRIPTION
Pin #
Symbol
Type
Signal
Description
)
)
) &?C)! '
!
)
)
? &?C)! '
B*,
)
)
B.#
2
2
9
% .
2!
2
9
% ! .
(
2
2
9
% .
9
2
9
4# & Table 1 1 #'
9!
2
9
4# ! & Table 1 1 #'
5
5
9
..
5!
5
9
! ..
5
5
9
..
!
9
2
9
4# & Table 1 1 #'
2)
2
.
2?
2
.
2!)
2
! .
(
2!?
2
! .
2)
2
.
2?
2
.
5)
5
% ..
!
5?
5
% ..
!
5!)
5
% ! ..
!!
5!?
5
% ! ..
!
5)
5
% ..
!
5?
5
% ..
XRT3591B
DC ELECTRICAL CHARACTERISTICS
#D VCC = +5.0V ? E, F -5.0V ? E F 25C # # +# . )
0 1# & Figure 2'
Symbol
Parameter
Min.
Typ.
Max.
Unit
G
5,G
% ,11 5..
0.44
0.66
)
H
5H?
5
% %%)4#
5.. -0.3
+0.3
5 F 25:
% 5.. : .
-12.6
)
-9.4
%
259
% 5.. 90 .
9.4
12.6
%
25;
% 5.. 93
.
?
?
5
% 5.. 2%#
:
,11 2.
# :I
2. :/
22*
2. .
2*
2. 2%#
,11
5:
5.. : 5? F ?
5A F ? < # #+#
"
%
1F 4+
%
5 F %
)
H
2? 2)H
"•
)
H
2? 2)H
25:F)%
259F%
150
+0.4
3
Conditions
59
5.. 90 25
5.. ).
.
25;
) 5..
.
2:
9 2. : 29
9 2. 90 0.8
+10
2
0.8
%
H
5H
,+#
H 5 H 2 9!)
2 9!)
22*
9 2. .
?!
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•
2 9!)
2
./ .
(
!
%
5 9## $F4+
511
2
./ .
A
A
•50
%
5
511
Notes
1 All currents flowing into the device pins are marked positive. All current flowing out of the device pins are marked negative.
Bold face parameters are covered by production test and guaranteed over operating temperature range.
Specifications are subject to change without notice
XRT3591B
AC ELECTRICAL CHARACTERISTICS
#D F +5.0v ? E F-5.0V ? E F 25C # # +# . 0
1#
Symbol
Parameter
Min.
Typ.
Max.
Unit
Conditions
$
% $ %
30
5F
-9:
% 2. 5.. -)
,/
!
40
5F
-:9
% 2. 5.. -)
,/
!
40
5F
% 5.. 5..
30
5F
-9:
2. 5.. -)
,/ &'
50
5F
-:9
2. 5.. -)
,/ &1'
50
5F
2"<
,11 30
&-9: A -:9'
!
5F
5"<
;9
+ 5.. 90
;:
+ 5.. :
9;
,+ 5.. 90
:;
,+ 5.. :
Notes
1 All currents flowing into the device pins are marked positive. All current flowing out of the device pins are marked negative.
Bold face parameters are covered by production test and guaranteed over operating temperature range.
Specifications are subject to change without notice
ABSOLUTE MAXIMUM RATINGS
%. )( ?
5 %. ) ?
./ XRT3591B
SEL2
SEL1
SEL0
Drivers
On
Receivers
On
)
! )
)
! !
, %#
! !
, %# 0 %# +3
!
! , %#
!
! , %# 0 %# +3
! ! ! )
Description
11
# Note: The driver and receiver outputs which are not on, are placed in Hi-Z state.
Table 1. Function Table
58
42*25*
2*-8
42*25*
5?
2
5
!
2?
!
5,
5)
$F, 5F&
5??
5)'C!
Figure 2. XRT3591B Test Circuit
(
2)
5
XRT3591B
1F4:>D HF D 1HF 2
-9:
-:9
,2$$F &
5?' A &
5A'
E
E
&5 ?' A &5 A'
A
E
E
E
5 A
E
$
5,
C!
5,
5 ?
5"<
5"<
Figure 3. V.35 Transmitter Propagation Delays
2
&2?' A &2A'
1F4:>D HF D 1HF 2*-8
A
2
-:9
-9:
5
58-8
A
Figure 4. V.35 Receiver Propagation Delays
XRT3591B
Cable Termination
$ #11 . # .. 1 7 %. + / %# =.% . 1. # 1 10 #% #
% 1.D
58
42*25*
2*-8
42*25*
!
!
Figure 5. Proposed Source And Input Terminations
Note: In order to implement the terminations proposed above, standard 1/8 W surface mount or through hole 5% resistors can be
used. Furthermore, appropriate resistor networks can be used as well.
7
&, 45,'
,
,
7
&, 45,'
,
I
!
;
!
!
;
;
!
!
(
I
!
Figure 6. Typical V.35 Clock And Data Configuration
,
,
!
!!
!
;
I
!!
I
I
!
(
;
,
!
!
( XRT3591B
7
&, 45,'
7
&, 45,'
,
,
,
I
;
!
;
!
I
!
!
!
;
( ;
!
!
!!
,
!!
;
I
I
(
,
!
,
!
!
(
I
!
Figure 7. Typical V.35 Configuration During DCE Mirrored Loopback
7
&, 45,'
7
&, 45,'
, ,
,
I
,
!
!
;
!
;
;
!
!
!
!!
!
;
I
!!
I
I
!
(
!
!
;
(
I
!
,
,
( Figure 8. Typical V.35 Configuration During DTE Mirrored Loopback
XRT3591B
#
?
73
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7.
!
!!• $
B.#
A
58
!58
58
"
9!
9
9
- (
B
!
!(
- !
2
2!
2
5
!
5
U1
XRT3591B
9!
9
!
9
B*,
(
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2*
• $
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5 2.
%
5?
5A
5!?
5!A
5?
5A
2?
2A
2!?
2!A
2?
2A
!
!
!!
!
!
!
?
?
A
?
(
( !
A
?
A
(
Figure 9. XRT3591B Demo Board
!!
?
!
• $
A
A
?
!
A
!
!
!
!
!
!
@
58
@!
!58
@
58
@
2*
@
!2*
@(
2*
XRT3591B
24 LEAD PLASTIC DUAL-IN-LINE
(600 MIL PDIP)
Rev. 1.00
!
E1
!
E
D
Seating
Plane
A2
A
L
C
A1
B
e
B1
INCHES
SYMBOL
eA
eB
MILLIMETERS
MIN
MAX
MIN
MAX
(
!
(
(
!
!
7
!
(
(
7
(
!
,
!
!!
!
(
(!
!
!!
7
! 7
( 7
! 7
7
(
!
9
!
!!
Note: The control dimension is the inch column
XRT3591B
24 LEAD SMALL OUTLINE
(300 MIL JEDEC SOIC)
Rev. 1.00
D
!
E
H
!
C
A
Seating
Plane
B
e
A1
L
INCHES
SYMBOL
MILLIMETERS
MIN
MAX
MIN
MAX
!
!(
!
7
!
!
!
,
(
!
(
!
!
(
7
! 7
:
(
9
(
!
Note: The control dimension is the millimeter column
!
XRT3591B
Notes
XRT3591B
Notes
XRT3591B
Notes
XRT3591B
*52
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