sp491es Exar Corporation, sp491es Datasheet - Page 9

• Manufacturer Part Number: sp491es
• Description: Full Duplex Rs-485 Transceivers
• Manufacturer: Exar Corporation

Date: 02/24/05
INDEX AREA
(D/2 X E1/2)
Note: Dimensions in (mm)
14 Pin NSOIC JEDEC MO-012 (AB) Variation
SYMBOL
A1
A2
E1
ø1
L1
L2
E/2
D
A
b
E
e
ø
c
L
1
1.35
1.25
0.31
0.17
MIN
0.1
0.4
0º
5º
e
TOP VIEW
D
8.65 BSC
6.00 BSC
3.90 BSC
1.27 BSC
0.25 BSC
1.04 REF
NOM
-
-
-
-
-
-
-
-
SP490/491 Full Duplex RS-485 Transceivers
b
MAX
1.75
0.25
1.65
0.51
0.25
1.27
15º
E1/2
8º
E1
9
E
A
B
B
A2
Seating Plane
BASE METAL
A1
c
Ø1
PACKAGE: 14 PIN NSOIC
WITH PLATING
SECTION B-B
SEE VIEW C
Ø
VIEW C
SIDE VIEW
© Copyright 2005 Sipex Corporation
b
L1
L
Gauge Plane
L2
Seating Plane
Ø