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AD9002BJ View Datasheet(PDF) - Analog Devices

Part Name
Description
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AD9002BJ Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
ANALOG
INPUT
ENCODE
t PD
OUTPUT
DATA
N
APERTURE
DELAY
N+1
N–1
N
Figure 1. Timing Diagram
N+2
N+1
AD9002
AD9002
ENCODE
ENCODE
–5.2V
ANALOG
INPUT
AD9002
+VREF
R
–5.2V
R/2
R/2
REFMID
–5.2V
R
–5.2V
–5.2V
COMPARATOR CELLS
–VREF
Figure 2. Input/Output Circuits
AD9002
DIGITAL
OUTPUT
0.1F
AD1
AD2
AD3
100
1k
1k
–2V
0.1F
–VS
HYSTERESIS OVERFLOW
OVERFLOW INH
D8
ANALOG IN
D7
ENCODE
D6
ENCODE
D5
–VREF
D4
AD9002 D3
D2
+VREF
D1
GROUND
1k
1k
1k
1k
1k
1k
1k
1k
1k
–5.2V
STATIC BURN IN
AD1 = 0V AD2 = ECL HIGH
DYNAMIC BURN IN
AD1
AD3 = ECL LOW
0V
–2V
AD2
ECL HIGH
ECL LOW
AD3
ALL RESISTORS ؎ 5%,
ALL CAPACITORS ؎ 20%, F
ALL SUPPLIES ؎ 5%
ECL HIGH
ECL LOW
Figure 3. Burn-in Diagram
REV. D
OVERFLOW
INHIBIT
HYSTERESIS
DIGITAL
GROUND
DIGITAL –VS
OVERFLOW
+VREF
ANALOG
INPUT
ANALOG
GROUND
ENCODE
ENCODE
ANALOG
GROUND
ANALOG
INPUT
D8 (MSB)
D7
D6
DIGITAL
GROUND
ANALOG –VS
DIGITAL
GROUND
D5
D4
–VREF
DIGITAL
D1 (LSB) D2 D3
GROUND DIGITAL
REFMID
–VS
Figure 4. Die Layout and Mechanical Information
Die Dimensions . . . . . . . . . . . . . . . . . 106 × 114 × 15 (± 2) mils
Pad Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 × 4 mils
Metalization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Gold
Backing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . None
Substrate Potential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –VS
Passivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Nitride
Die Attach . . . . . . . . . . . . . . . . . . . . . Gold Eutectic (Ceramic)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Epoxy (Plastic)
Bond Wire . . . . . . . . . . . . . 1-1.3 mil Gold; Gold Ball Bonding
–5–
 

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