AD9280-EB Analog Devices Inc, AD9280-EB Datasheet - Page 10

• Manufacturer Part Number: AD9280-EB
• Description: BOARD EVAL FOR AD9280
• Manufacturer: Analog Devices Inc

Specifications of AD9280-EB

• Rohs Status: RoHS non-compliant
• Number Of Adc's: 1
• Number Of Bits: 8
• Sampling Rate (per Second): 32M
• Data Interface: Parallel
• Inputs Per Adc: 1 Single Ended
• Input Range: 2 Vpp
• Power (typ) @ Conditions: 95mW @ 32MSPS
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9280

AD9280
OBTAINED FROM
+FS
–FS
EXTERNAL REF
OBTAINED FROM
EXTERNAL REF
VREF PIN OR
–F/S RANGE
VREF PIN OR
+F/S RANGE
SWITCHED OPEN BY THE PRESENSE
INTERNAL 10K REF RESISTORS ARE
REFBS
REFTS
AD9280
AD9280
1V
AIN
1V
OF R
A
A1
A1
AND R
(Between 1 V and 2 V)
a. Top/Bottom Mode
f. Variable Reference
10k
10k
d. 1 V Reference
B
.
10k
10k
A2
SHA
VREF
(= 1 + R
REFSENSE
AVSS
CORE
REFERENCE AND TURNS RATIO
IS DETERMINED BY INTERNAL
A/D
MAXIMUM MAGNITUDE OF V
VREF
(1V)
REFSENSE
AVSS
R
R
A
B
V
A
AD9280
/R
B
4.2k
TOTAL
)
AVDD/2
0.1 F
REFBS
REFTS
0.1 F
AIN
REFTF
0.1 F
REFBF
MODE
(AVDD)
1.0 F
1.0 F
INTERNAL
c. Differential Mode
0.1 F
0.1 F
REF
10 F
10k
10k
Figure 16.
–10–
10k
10k
A2
SHA
MIDSCALE
CORE
A/D
AD9280
MIDSCALE OFFSET
VOLTAGE IS DERIVED
FROM INTERNAL OR
EXTERNAL REF
REFBS
REFTS
4.2k
TOTAL
V*
AD9280
1V
AIN
AD9280
g. Internal Reference Disable
(Power Reduction)
0.1 F
MODE
REFTF
REFBF
A1
1V
INTERNAL
b. Center Span Mode
REF
AVDD/2
e. 2 V Reference
10k
10k
0.1 F
10 F
0.1 F
A1
10k
10k
* MAXIMUM MAGNITUDE OF V IS DETERMINED
BY INTERNAL REFERENCE
10k
10k
A2
SHA
REFSENSE
AVSS
VREF
(2V)
CORE
A/D
AD9280
VREF
REFSENSE
AVDD
4.2k
TOTAL
0.1 F
0.1 F
REFBF
MODE
REFTF
1.0 F
AVDD/2
REV. E
0.1 F
10 F
0.1 F