Datasheet

AD7871/AD7872
–16–
REV. D
PRINTED IN U.S.A.
AD7871 ORDERING GUIDE
Temperature Relative Package
Model
1, 2
Range SNR Accuracy Option
3
AD7871JN 0°C to +70°C 80 dBs min N-28A
AD7871KN 0°C to +70°C 80 dBs min ±1 max N-28A
AD7871JP 0°C to +70°C 80 dBs min P-28A
AD7871KP 0°C to +70°C 80 dBs min ±1 max P-28A
AD7871TQ
4
–55°C to +125°C 79 dBs min ±1 max Q-28
NOTES
1
To order MIL-STD-883, Class B, processed parts, add /883B to part number.
Contact local sales office for military data sheet.
2
Contact local sales office for LCCC availability.
3
N = Plastic DIP; P = Plastic Leaded Chip Carrier (PLCC);Q = Cerdip.
4
Available to /883B processing only.
AD7872 ORDERING GUIDE
Temperature Relative Package
Model
1
Range SNR Accuracy Option
2
AD7872AN –40°C to +85°C 80 dBs min N-16
AD7872JN 0°C to +70°C 80 dBs min N-16
AD7872KN 0°C to +70°C 80 dBs min ±1 max N-16
AD7872BR –40°C to +85°C 79 dBs min ±1 max R-16
AD7872JR 0°C to +70°C 80 dBs min R-16
AD7872KR 0°C to +70°C 80 dBs min ±1 max R-16
AD7872TQ
3
–55°C to +125°C 79 dBs min ±1 max Q-16
NOTES
1
To order MIL-STD-883, Class B, processed parts, add /883B to part number.
Contact local sales office for military data sheet.
2
N = Plastic DIP; Q = Cerdip; R = Small Outline IC (SOIC).
3
Available to /883B processing only.
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
16-Pin Plastic DIP (N-16)
16
18
9
0.755 (19.18)
0.745 (18.93)
0.26 (6.61)
0.24 (6.1)
PIN 1
SEATING
PLANE
0.02 (0.508)
0.015 (0.381)
0.17 (4.32)
MAX
0.065 (1.66)
0.045 (1.15)
0.175 (4.45)
0.12 (3.05)
0.14 (3.56)
0.12 (3.05)
0.105 (2.67)
0.095 (2.42)
15°
0
0.306 (7.78)
0.294 (7.47)
0.012 (0.305)
0.008 (0.203)
LEAD NO. 1 IDENTIFIED BY NOT OR NOTCH.
LEADS ARE SOLDER OF TIN-PLATED KOVAR OR ALLOY 42.
16-Pin Cerdip (Q-16)
16
1
8
9
0.30 (7.62)
0.24 (6.1)
0.785 (19.94)
0.75 (19.05)
PIN 1
0.155
(3.937)
MIN
0.07 (1.778)
0.03 (0.762)
0.20 (5.08)
0.125 (3.175)
SEATING
PLANE
0.11 (2.794)
0.09 (2.28)
0.023 (0.584)
0.015 (0.381)
0.18 (4.572)
0.14 (3.56)
15°
0°
0.32 (8.128)
0.29 (7.366)
0.015 (0.381)
0.008 (0.203)
LEAD NO. 1 IDENTIFIED BY NOT OR NOTCH.
LEADS ARE SOLDER OF TIN-PLATED KOVAR OR ALLOY 42.
16-Pin SOIC (R-16)
16 9
81
0.413 (10.49)
0.398 (10.11)
0.419 (10.64)
0.394 (10.01)
0.300 (7.62)
0.292 (7.42)
PIN 1
0.350 (8.89)
SEATING
PLANE
0.011 (0.279)
0.004 (0.102)
STANDOFF
0.019 (0.483)
0.014 (0.356)
0.104 (2.64)
0.093 (2.36)
0.050
(1.27)
BSC
0.01 (0.254)
0.050 (1.27)
0.02 (0.508) x
458C
CHAMP
28-Pin Plastic DIP (N-28A)
28
1
14
15
PIN 1
1.450
(
36.83
)
1.440 (36.576)
0.550 (13.97)
0.530 (13.462)
SEATING
PLANE
0.020 (0.508)
0.015 (0.381)
0.105 (2.67)
0.095 (2.41)
0.200
(5.080)
MAX
0.175 (4.45)
0.120 (3.05)
0.065 (1.65)
0.045 (1.14)
0.160 (4.06)
0.140 (3.56)
15°
0°
0.606 (15.39)
0.594 (15.09)
0.012 (0.305)
0.008 (0.203)
LEAD NO. 1 IDENTIFIED BY NOT OR NOTCH.
LEADS ARE SOLDER DIPPED OF TIN-PLATED ALLOY 42 OR COPPER.
28-Pin Cerdip (Q-28)
28
114
15
0.525 (13.33)
0.515 (13.08)
PIN 1
1.490 (37.84) MAX
15°
0°
0.62 (15.74)
0.59 (14.93)
0.012 (0.305)
0.008 (0.203)
SEATING
PLANE
0.22
(5.59)
MAX
0.125 (3.175)
MIN
0.02 (0.5)
0.016 (0.406)
0.11 (2.79)
0.099 (2.28)
GLASS SEALANT
0.18 (4.57)
MAX
LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH.
LEADS ARE SOLDER OF TIN-PLATED KOVAR OR ALLOY 42.
28-Pin PLCC (P-28A)
4
PIN 1
IDENTIFIER
5
26
25
11
12
19
18
TOP VIEW
(PINS DOWN)
0.495 (12.57)
0.485 (12.32)
SQ
0.456 (11.582)
0.450 (11.430)
SQ
0.050 ±0.005
(1.27 ±0.13)
0.021 (0.533)
0.013 (0.331)
0.430 (10.5)
0.390 (9.9)
0.032 (0.812)
0.026 (0.661)
0.180 (4.51)
0.165 (4.20)
0.120 (3.04)
0.090 (2.29)
C1374e–10–1/97