REV. B
AD7811/AD7812
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
20-Lead Plastic DIP
(N-20)
1.060 (26.90)
0.925 (23.50)
20
1
PIN 1
0.210 (5.33)
MAX
0.160 (4.06)
0.115 (2.93)
0.022 (0.558)
0.014 (0.356)
0.100
(2.54)
BSC
11 0.280 (7.11)
10 0.240 (6.10)
0.060 (1.52)
0.015 (0.38)
0.130
(3.30)
MIN
0.070 (1.77) SEATING
0.045 (1.15) PLANE
0.325 (8.25)
0.300 (7.62) 0.195 (4.95)
0.115 (2.93)
0.015 (0.381)
0.008 (0.204)
20-Lead Small Outline Package (SOIC)
(R-20A)
0.5118 (13.00)
0.4961 (12.60)
20
11
1
10
PIN 1
0.1043 (2.65)
0.0926 (2.35)
0.0291 (0.74) x 45°
0.0098 (0.25)
0.0118 (0.30)
0.0040 (0.10)
0.0500 0.0192 (0.49)
(1.27) 0.0138 (0.35)
BSC
8°
SEATING 0.0125 (0.32) 0°
PLANE 0.0091 (0.23)
0.0500 (1.27)
0.0157 (0.40)
20-Lead Thin Shrink Outline Package (TSSOP)
(RU-20)
0.260 (6.60)
0.252 (6.40)
20
11
1
10
0.006 (0.15)
0.002 (0.05)
SEATING
PLANE
PIN 1
0.0256 (0.65)
BSC
0.0433
(1.10)
MAX
8°
0.0118 (0.30)
0°
0.0075 (0.19) 0.0079 (0.20)
0.0035 (0.090)
0.028 (0.70)
0.020 (0.50)
–19–