LT1785 Linear Technology, LT1785 Datasheet - Page 10

• Manufacturer Part Number: LT1785
• Description: 60V Fault Protected RS485/RS422 Transceivers
• Manufacturer: Linear Technology

APPLICATIO S I FOR ATIO
LT1785/LT1785A
LT1791/LT1791A
PACKAGE
10
(0.203 – 0.254)
**
0.008 – 0.010
*
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
(0.254 – 0.508)
(7.620 – 8.255)
(0.229 – 0.381)
0.010 – 0.020
0.300 – 0.325
0.009 – 0.015
0.325
8.255
+0.889
–0.381
+0.035
–0.015
0.016 – 0.050
0.406 – 1.270
DESCRIPTION
45
U U
RO
RE
DE
DI
2
3
4
(1.651)
0 – 8 TYP
5
0.065
TYP
(2.540 0.254)
0.100 0.010
TX
RX
LT1791
W
(1.346 – 1.752)
U
0.053 – 0.069
(0.355 – 0.483)
(1.143 – 1.651)
0.014 – 0.019
0.045 – 0.065
8-Lead Plastic Small Outline (Narrow 0.150)
A
B
Y
Z
12
11
10
9
Dimensions in inches (millimeters) unless otherwise noted.
8-Lead PDIP (Narrow 0.300)
120
Figure 9. Full-Duplex RS422
(LTC DWG # 05-08-1510)
(LTC DWG # 05-08-1610)
U
N8 Package
S8 Package
(0.457 0.076)
0.018 0.003
(3.302 0.127)
0.130 0.005
(3.175)
0.125
(1.270)
MIN
0.050
TYP
(0.101 – 0.254)
0.004 – 0.010
(0.508)
0.020
MIN
120
(5.791 – 6.197)
0.228 – 0.244
12
11
10
9
A
B
Z
Y
(6.477 0.381)
0.255 0.015*
LT1791
RX
TX
8
1
(4.801 – 5.004)
3
2
5
4
0.189 – 0.197*
1785/91 F09
7
2
8
1
RO
DE
RE
DI
6
7
2
(10.160)
3
0.400*
MAX
5
4
6
3
(3.810 – 3.988)
0.150 – 0.157**
5
4
N8 1197
SO8 0996