SP491 SIPEX [Sipex Corporation], SP491 Datasheet - Page 8

• Manufacturer Part Number: SP491
• Description: Full Duplex RS-485 Transceivers
• Manufacturer: SIPEX [Sipex Corporation]

A
Date: 05/10/04
A1
INDEX AREA
(D/2 X E1/2)
SYMBOL
AA - VARIATION)
(JEDEC MS-012,
8 Pin NSOIC
E/2
COMMON HEIGHT DIMENSION
A2
D
A
A1
A2
b
c
E
E1
e
L
L1
Ø
Ø1
L2
TOP VIEW
1
1.25
MIN NOM MAX
1.35
0.10
0.31
0.17
0.40
Minimum/Maximum
0º
5º
SIDE VIEW
1.27 BSC
4.90 BSC
DIMENSIONS
6.00 BSC
3.90 BSC
D
e
0.25 BSC
1.04 REF
(mm)
-
-
-
-
-
-
-
-
b
1.75
1.65
0.25
1.27
15º
0.25
8º
0.51
SP490/491 Full Duplex RS-485 Transceivers
E1/2
E1
Seating Plane
E
8
SEATING PLANE
WITH PLATING
Ø1
Ø1
BASE METAL
VIEW C
c
CONTACT AREA
PACKAGE: 8 PIN NSOIC
L1
8 PIN NSOIC
L
© Copyright 2004 Sipex Corporation
SEE VIEW C
L2
b
Ø
Gauge Plane