OP177
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
8-Pin Cerdip
(Q-8)
0.005 (0.13) MIN
0.055 (1.4) MAX
8
5
8-Pin SO
(SO-08)
8
PIN 1
1
5
0.310 (7.87)
0.220 (5.59)
4
0.320 (8.13)
0.290 (7.37)
0.060 (1.52)
0.015 (0.38)
0.0098 (0.25)
0.0040 (0.10)
0.1968 (5.00)
0.1890 (4.80)
PIN 1
1
4
0.1574 (4.00)
0.1497 (3.80)
0.2440 (6.20)
0.2284 (5.80)
0.405 (10.29) MAX
0.200
(5.08)
MAX
0.200 (5.08)
0.125 (3.18)
0.023 (0.58) 0.100 0.070 (1.78)
0.014 (0.36) (2.54) 0.030 (0.76)
BSC
0.0196 (0.50)
x 45
°
0.0099 (0.25)
0.0688 (1.75)
0.0532 (1.35)
0.150
(3.81)
MIN
0.015 (0.38)
0.008 (0.20)
15
°
0
°
0.0500 0.0192 (0.49)
(1.27) 0.0138 (0.35)
BSC
0.0098 (0.25)
0.0075 (0.19)
8
°
0
°
0.0500 (1.27)
0.0160 (0.41)
SEATING
PLANE
8-Pin Plastic DIP
(N-8)
20-Pin LCC
(E-20A)
0.200 (5.08)
BSC
0.100 (2.54) BSC
3
4
1
8
PIN 1
1
5
0.280 (7.11)
0.240 (6.10)
4
0.358 (9.09)
0.342 (8.69)
SQ
0.100 (2.54)
0.064 (1.63)
0.095 (2.41)
0.075 (1.90)
0.075
(1.91)
REF
19
18 20
0.015 (0.38)
MIN
0.028 (0.71)
0.022 (0.56)
0.050 (1.27)
BSC
0.430 (10.92)
0.348 (8.84)
0.210
(5.33)
MAX
0.160 (4.06)
0.115 (2.93)
0.100
(2.54)
BSC
0.060 (1.52)
0.015 (0.38)
0.325 (8.25)
0.300 (7.62)
0.195 (4.95)
0.115 (2.93)
TOP
VIEW
0.358
(9.09)
MAX
SQ
0.011 (0.28)
0.007 (0.18)
R TYP
0.075 (1.91)
REF
BOTTOM
VIEW
14
13
8
9
45° TYP
0.130
(3.30)
MIN
SEATING
PLANE
0.015 (0.381)
0.008 (0.204)
0.088 (2.24)
0.054 (1.37)
0.055 (1.40)
0.045 (1.14)
0.150 (3.81)
BSC
0.022 (0.558)
0.014 (0.356)
0.070 (1.77)
0.045 (1.15)
REV. B
–11–
AD [ ANALOG DEVICES ]
