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AD9648 View Datasheet(PDF) - Analog Devices

Part NameDescriptionManufacturer
AD9648 14-Bit, 125 MSPS/105 MSPS, 1.8 V Dual Analog-to-Digital Converter ADI
Analog Devices ADI
AD9648 Datasheet PDF : 44 Pages
First Prev 31 32 33 34 35 36 37 38 39 40 Next Last
AD9648
Addr
(Hex)
0x18
Register
Name
VREF
select
(global)
Bit 7
(MSB)
Open
Bit 6
Open
Bit 5
Open
0x19
0x1A
0x1B
0x1C
0x24
0x25
0x2A
User
B7
Pattern 1
LSB
(global)
User
B15
Pattern 1
MSB
(global)
User
B7
Pattern 2
LSB
(global)
User
B15
Pattern 2
MSB
MISR LSB
MISR MSB
Overrange
control
(global)
Open
B6
B14
B6
B14
Open
B5
B13
B5
B13
Open
0x2E
0x3A
0x100
0x101
0x102
Output
assign
(local)
Sync
control
(global)
Sample
rate
override
Open
Open
Open
Open
Open
Open
Open
Sample rate
override
enable
User I/O
Control
Register 2
User I/O
Control
Register 3
Output
enable
bar (OEB)
pin
enable
Open
Open
Open
Open
Open
Bit 4
Open
Bit 3
Open
B4
B3
B12
B11
B4
B3
B12
B11
MISR LSB[7:0]
MISR MSB[15:8]
Open
Open
Open
Open
Open
Open
Resolution
010 = 14 bits
100 = 12 bits
110 = 10 bits
Open
Open
Bit 2
Bit 1
Bit 0
(LSB)
Internal VREF digital adjustment
000 = 1.0 V p-p
001 = 1.14 V p-p
010 = 1.33 V p-p
011 = 1.6 V p-p
100 = 2.0 V p-p
B2
B1
B0
B10
B9
B8
B2
B1
B0
B10
B9
B8
Open
Open
Open
Open
Overrange
output
0=
disabled
1=
enabled
0 = ADC A
1 = ADC B
(local)
Sync
Sync
next only enable
Open
Open
Sample rate
011 = 80 MSPS
100 = 105 MSPS
101 = 125 MSPS
Open
Disable
SDIO pull-
down
Default
Value
(Hex)
0x04
Comments
Select and/
or adjust
VREF
0x00
0x00
0x00
0x00
0xFF
0xFF
0x01
User-
defined
Pattern 1
LSB
User-
defined
Pattern, 1
MSB
User-
defined
Pattern 2
LSB
User-
defined
Pattern, 2
MSB
Read only
Read only
Overrange
control
settings
ADC A =
0x00
ADC B =
0x01
0x00
0x00
Assign an
ADC to an
output
channel
Sets the
global sync
options
0x00
OEB and
SDIO pin
controls
Open
VCM power-
down
Open
0x00
Rev. 0 | Page 38 of 44
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