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AD9625 Datasheet(PDF) 11 Page - Analog Devices

Part # AD9625
Description  12-Bit, 2.0 GSPS, 1.3 V/2.5 V Analog-to-Digital Converter
PDF  56 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD9625 Datasheet(HTML) 11 Page - Analog Devices

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Data Sheet
AD9625
Pin No.
Mnemonic
Type
Description
F11
AVDD2
Power
ADC Analog Power Supply (2.50 V).
F12
AVDD1
Power
ADC Analog Power Supply (1.30 V).
F13
AGND
Ground
ADC Analog Ground. This pin connects to the analog ground plane.
F14
CLK+
Input
ADC Clock Input, True.
G1 to G3
DGND
Ground
Digital Control Ground Supply. These pins connect to the digital ground plane.
G4
CSB
Input
SPI Chip Select CMOS Input. Active low.
G5
DVDDIO
Power
Digital I/O Power Supply (2.50 V).
G6
AGND
Ground
ADC Analog Ground. This pin connects to the analog ground plane.
G7
AVDD1
Power
ADC Analog Power Supply (1.30 V).
G8
AVDD2
Power
ADC Analog Power Supply (2.50 V).
G9, G10
AGND
Ground
ADC Analog Ground. These pins connect to the analog ground plane.
G11
AVDD2
Power
ADC Analog Power Supply (2.50 V).
G12
AVDD1
Power
ADC Analog Power Supply (1.30 V).
G13
AGND
Ground
ADC Analog Ground. This pin connects to the analog ground plane.
G14
CLK−
Input
ADC Clock Input, Complement.
H1 to H3
DVDD1
Power
ADC Digital Power Supply (1.30 V).
H4
SCLK
Input
SPI Serial Clock CMOS Input.
H5
IRQ
Output
Interrupt Request Output Signal.
H6
AGND
Ground
ADC Analog Ground. This pin connects to the analog ground plane.
H7
AVDD1
Power
ADC Analog Power Supply (1.30 V).
H8
AVDD2
Power
ADC Analog Power Supply (2.50 V).
H9, H10
AGND
Ground
ADC Analog Ground. These pins connect to the analog ground plane.
H11
AVDD2
Power
ADC Analog Power Supply (2.50 V).
H12
AVDD1
Power
ADC Analog Power Supply (1.30 V).
H13, H14
AGND
Ground
ADC Analog Ground. These pins connect to the analog ground plane.
J1 to J3
DGND
Ground
Digital Control Ground Supply. These pins connect to the digital ground plane.
J4
SDIO
I/O
SPI Serial Data CMOS Input/Output; Scan Output 1.
J5
FD
Output
Fast Detect Output. This pin requires an external 10 kΩ resistor connected to ground.
J6
RBIAS_EXT
Input
Reference Bias. This pin requires an external 10 kΩ resistor connected to ground.
J7
AVDD1
Power
ADC Analog Power Supply (1.30 V).
J8
AVDD2
Power
ADC Analog Power Supply (2.50 V).
J9, J10
AGND
Ground
ADC Analog Ground. These pins connect to the analog ground plane.
J11
AVDD2
Power
ADC Analog Power Supply (2.50 V).
J12
AVDD1
Power
ADC Analog Power Supply (1.30 V).
J13
AGND
Ground
ADC Analog Ground. This pin connects to the analog ground plane.
J14
SYSREF+
Input
System Reference Chip Synchronization, True.
K1 to K2
DVDD1
Power
ADC Digital Power Supply (1.30 V).
K3
RSTB
Input
Chip Digital Reset, Active Low.
K4
DNC
N/A
Do Not Connect. Do not connect to this pin. Leave this pin floating.
K5 to K13
AGND
Ground
ADC Analog Ground. These pins connect to the analog ground plane.
K14
SYSREF−
Input
System Reference Chip Synchronization, Complement.
L1
DGND
Ground
Digital Control Ground Supply. This pin connects to the digital ground plane.
L2
DNC
N/A
Do Not Connect. Do not connect to this pin. Leave this pin floating.
L3
SYNCINB−
Input
Synchronization, Complement.
L4
SYNCINB+
Input
Synchronization, True. SYNCINB LVDS input (active low, true).
L5 to L9
DGND
Ground
Digital Control Ground Supply. These pins connect to the digital ground plane.
L10 to L12
DNC
N/A
Do Not Connect. Do not connect to these pins. Leave these pins floating.
L13, L14
AGND
Ground
ADC Analog Ground. These pins connect to the analog ground plane.
M1 to M10
DRGND
Ground
Digital Driver Ground Supply. These pins connect to the digital driver ground plane.
M11
DRVDD1
Power
Power Supply (1.3 V) Reference Clock Divider, VCO, and Synthesizer.
M12
REXT
Input
External Resistor, 10 kΩ to Ground.
M13, M14
DRGND
Ground
Digital Driver Ground Supply. This pin connects to the digital driver ground plane.
Rev. 0 | Page 11 of 56



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