參數(shù)資料
型號: AD9002AD
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: High Speed 8-Bit Monolithic A/D Converter
中文描述: 1-CH 8-BIT FLASH METHOD ADC, PARALLEL ACCESS, CDIP28
封裝: CERAMIC, DIP-28
文件頁數(shù): 5/8頁
文件大小: 154K
代理商: AD9002AD
AD9002
–5–
REV. D
Die Dimensions . . . . . . . . . . . . . . . . .106
×
114
×
15 (
±
2) mils
Pad Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
×
4 mils
Metalization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Gold
Backing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . None
Substrate Potential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –V
S
Passivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Nitride
Die Attach . . . . . . . . . . . . . . . . . . . . . Gold Eutectic (Ceramic)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Epoxy (Plastic)
Bond Wire . . . . . . . . . . . . . 1-1.3 mil Gold; Gold Ball Bonding
APERTURE
DELAY
ANALOG
INPUT
ENCODE
OUTPUT
DATA
N
N + 1
N + 2
t
PD
N – 1
N + 1
N
Figure 1. Timing Diagram
AD9002
ENCODE
ENCODE
–5.2V
DIGITAL
OUTPUT
+V
REF
R
R/2
R/2
R
–V
REF
–5.2V
–5.2V
–5.2V
–5.2V
COMPARATOR CELLS
REF
MID
ANALOG
INPUT
AD9002
AD9002
Figure 2. Input/Output Circuits
OVERFLOW INH
AD1
AD2
AD3
1k
V
1k
V
100
V
0.1
m
F
HYSTERESIS
ANALOG IN
ENCODE
ENCODE
–V
REF
+V
REF
GROUND
D1
D2
D3
D4
D5
D6
D7
D8
OVERFLOW
–5.2V
1k
V
1k
V
1k
V
1k
V
1k
V
1k
V
1k
V
1k
V
AD9002
–2V
0.1
m
F
STATIC BURN IN
AD1 = 0V AD2 = ECL HIGH AD3 = ECL LOW
DYNAMIC BURN IN
AD1
AD2
AD3
0V
–2V
ECL HIGH
ECL LOW
ECL HIGH
ECL LOW
ALL RESISTORS
6
5%,
V
ALL CAPACITORS
6
20%,
m
F
ALL SUPPLIES
6
5%
–V
S
1k
V
Figure 3. Burn-in Diagram
OVERFLOW
ANALOG
INPUT
ANALOG
GROUND
ENCODE
ENCODE
ANALOG
GROUND
ANALOG
INPUT
–V
REF
REF
MID
DIGITAL
GROUND DIGITAL
–V
S
D1
(LSB)
D2
D3
D4
D5
DIGITAL
GROUND
ANALOG –V
S
DIGITAL
GROUND
D6
D7
D8
(MSB)
DIGITAL –V
S
DIGITAL
GROUND
OVERFLOW
INHIBIT
HYSTERESIS
+V
REF
Figure 4. Die Layout and Mechanical Information
相關PDF資料
PDF描述
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