AD7248AAN(RevB) View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

AD7248AAN
(Rev.:RevB)

LC2MOS 12-Bit DACPORTs

Analog Devices 

AD7245A/AD7248A

MECHANICAL INFORMATION—AD7245A

OUTLINE DIMENSIONS

Dimensions shown in inches and (mm).

24

1

PIN 1

24-Lead Plastic DIP

(N-24)

1.228 (31.19)

1.126 (31.14)

13 0.260 ؎ 0.001

12 (6.61 ؎ 0.03)

0.11 (2.79)

0.09 (2.28)

0.060 (1.52)

0.015 (0.38)

0.32 (8.128)

0.30 (7.62)

0.130 (3.30)

0.128 (3.25)

0.02 (0.5)

0.09 (2.28)

0.07 (1.78) SEATING

0.05 (1.27) PLANE

0.015 (0.381)

0.008 (0.204)

LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH.

PLASTIC LEADS WILL BE EITHER SOLDER DIPPED OR TIN LEAD PLATED

IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS

24

1

PIN 1

24-Lead SOIC

(R-24)

0.614 (15.6)

0.598 (15.2)

13

0.299 (7.6)

0.291 (7.4)

0.419 (10.65)

12

0.394 (10.00)

0.104 (2.65)

0.093 (2.35)

0.012 (0.30) 0.050

0.004 (0.10)

(1.27)

BSC

8؇

0.019 (0.49)

0.014 (0.35)

SEATING

PLANE

0.013 (0.32)

0.009 (0.23)

0؇

0.005 (0.13)

0.016 (0.40)

24-Lead Cerdip

(Q-24)

24

13

0.295

(7.493)

1

12

MAX

PIN 1

0.070 (1.78)

0.030 (0.76)

0.320 (8.128)

0.290 (7.366)

0.225

1.290 (32.77) MAX

0.180

(5.715)

(4.572)

SEATING MAX

MAX

PLANE 0.125

(3.175)

MIN 0.021 (0.533)

0.015 (0.381)

0.070 (1.778)

0.110 (2.794) 0.020 (0.508) 15؇

0.090 (2.286)

0؇

0.012 (0.305)

0.008 (0.203)

TYP

TYP

LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH.

CERDIP LEADS WILL BE EITHER TIN PLATED OR SOLDER DIPPED

IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS

28-Terminal

Leadless Ceramic Chip Carrier

(E-28A)

0.300 (7.62)2

0.100 (2.54)1

0.064 (1.63)

0.075

(1.91)

REF

0.458 (11.63)

0.442 (11.23) 0.458

SQ (11.63)

MAX

SQ

0.095 (2.41) 26

0.075 (1.90)

25

0.011 (0.28)

0.007 (0.18)

R TYP

0.075

19

(1.91) 18

REF

0.088 (2.24)

0.054 (1.37)

0.055 (1.40)

0.045 (1.14)

BSC

0.150

(3.51)

BSC

4

28

5

0.028 (0.71)

1

0.022 (0.56)

BOTTOM

VIEW

11

12

0.200

(5.08)

BSC

0.050

(1.27)

BSC

45؇ TYP

NOTES

1THIS DIMENSION CONTROLS THE OVERALL PACKAGE THICKNESS.

2APPLIES TO ALL FOUR SIDES.

ALL TERMINALS ARE GOLD PLATED

28-Terminal

Plastic Leaded Chip Carrier

(P-28A)

0.032 (0.812)

0.026 (0.661)

0.180 (4.51)

0.165 (4.20)

4

26

5

PIN 1

25

IDENTIFIER

TOP VIEW

(PINS DOWN)

11

12

19

18

0.456 (11.58)

SQ

0.450 (11.43)

0.495 (12.57)

0.485 (12.32)SQ

0.021 (0.533)

0.013 (0.331)

0.430 (10.5)

0.050 ؎ 0.005 0.390 (9.9)

(1.27 ؎ 0.13)

0.110 (2.79)

0.085 (2.16)

REV. B

–15–

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