AD9048JQ AD [Analog Devices], AD9048JQ Datasheet - Page 8

• Manufacturer Part Number: AD9048JQ
• Description: Monolithic 8-Bit Video A/D Converter
• Manufacturer: AD [Analog Devices]

AD9048
Step
000
001
•
•
•
127
128
129
•
•
•
254
255
0.225 (5.72)
0.175 (4.45)
0.125 (3.18)
PIN 1
LEADS ARE GOLD PLATED (50 MICROINCHES MIN) KOVAR OR ALLOY 42
MAX
0.038 (0.965)
0.065 (1.66)
28
Range
–2.000 V FS
7.8431 mV Step
0.0000 V
–0.0078 V
•
•
•
–0.9961 V
–1.0039 V
–1.0118 V
•
•
•
–1.9921 V
–2.0000 V
1
28-Lead Ceramic Side-Brazed DIP
LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH
1.418 (36.02)
1.38 (35.06)
0.023 (0.508)
0.014 (0.381)
BOTTOM VIEW
0.105 (2.67)
0.095 (2.42)
(0.559 0.076)
–2.0480 V FS
8.000 mV Step
0.0000 V
–0.0080 V
•
•
•
–1.0160 V
–1.0240 V
–1.0320 V
•
•
•
–2.0320 V
–2.0400 V
0.022 0.003
15
14
0.610 (15.24)
0.500 (14.43)
SEATING
PLANE
0.12 (3.05)
0.06 (1.53)
(1.27)
0.050
BSC
Dimensions shown in inches and (mm).
0.015 (0.305)
0.008 (0.203)
0.620 (15.4)
0.590 (14.74)
OUTLINE DIMENSIONS
28-Lead J-Lead Package
26
4
True
NMINV = 1
NLINV = 1
00000000
00000001
•
•
•
01111111
10000000
10000001
•
•
•
11111110
11111111
Table I. Truth Table
25
5
PIN 1
(11.43 0.152) SQ
(11.43 0.254)
0.450 0.006
0.488 0.010
(PINS DOWN)
TOP VIEW
–8–
Binary
SQ
19
11
0.458 (11.63)
0.442 (11.23)
Inverted
0
0
11111111
11111110
•
•
•
10000000
01111111
01111110
•
•
•
00000001
00000000
12
18
NOTES
(7.62)
0.300
TYP
1
2
ALL TERMINALS ARE GOLD PLATED
SQ
THIS DIMENSION CONTROLS THE OVERALL PACKAGE THICKNESS
APPLIES TO ALL FOUR SIDES
(1.448 0.254)
0.102 0.010
0.100 (2.54)
0.064 (1.63)
0.171 (4.34)
28-Terminal Leadless Chip Carrier
MAX
0.050 0.005
(1.27 0.13)
1
0.028 0.002
(0.711 0.051)
0.019 0.002
(0.483 0.051)
0.039 0.005
(0.991 0.127)
0.006 0.0006
(0.152 0.015)
0.040 (1.02) x 45
REF 3 PLCS
0.055 (1.40)
0.045 (1.14)
True
0
1
10000000
10000001
•
•
•
11111111
00000000
00000001
•
•
•
01111110
01111111
(10.668 0.254)
0.420 0.010
18
11
19
12
Offset Twos
Complement
BOTTOM
VIEW
0.075 (1.91) REF
1
0.020 (0.51) x 45
25
28
5
REF 1 PLC
26
4
Inverted
1
0
01111111
01111110
•
•
•
00000000
11111111
11111110
•
•
•
10000001
10000000
0.028 (0.71)
0.022 (0.56)
NO 1
PIN INDEX
REV. C