AD7872 AD [Analog Devices], AD7872 Datasheet - Page 16

• Manufacturer Part Number: AD7872
• Description: LC2MOS Complete 14-Bit, Sampling ADCs
• Manufacturer: AD [Analog Devices]

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