AD9122 Analog Devices, AD9122 Datasheet - Page 4

• Manufacturer Part Number: AD9122
• Manufacturer: Analog Devices

Specifications of AD9122

• Resolution (bits): 16bit
• Dac Update Rate: 1.23GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

AD9122
FUNCTIONAL BLOCK DIAGRAM
D15P/D15N
D0P/D0N
FRAME
DCI
PROGRAMMING
REGISTERS
FIFO
f
DATA
MOD
PRE
/2
INPUT/OUTPUT
SERIAL
PORT
HB1
INTERNAL CLOCK TIMING AND CONTROL LOGIC
MOD
NCO
AND
POWER-ON
HB2
RESET
Rev. B | Page 4 of 60
SYNCHRONIZATION
HB3
Figure 2.
MULTICHIP
10
SYNC
Q OFFSET
I OFFSET
16
16
PLL_LOCK
CONTROL
DAC_CLK
SINC
INV
PLL
16
16
10
0
1
DAC CLK_SEL
10
MULTIPLIER
(2× TO 16×)
DAC_CLK
CLOCK
1.2G
DAC 1
16-BIT
1.2G
DAC 2
16-BIT
BIAS
AND
REF
AUX
AUX
RCVR
RCVR
CLK
CLK
IOUT1P
IOUT1N
IOUT2P
IOUT2N
REFIO
FSADJ
DACCLKP
DACCLKN
REFCLKP
REFCLKN