AD9779 Analog Devices, AD9779 Datasheet - Page 3

• Manufacturer Part Number: AD9779
• Description: Dual 16-Bit, 1 GSPS, Digital-to-Analog Converter
• Manufacturer: Analog Devices

Specifications of AD9779

• Resolution (bits): 16bit
• Dac Update Rate: 1GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

FUNCTIONAL BLOCK DIAGRAM
DATACLK_OUT
P1D(15:0)
P2D(15:0)
SYNC_O
SYNC_I
ASSEMBLER
DELAY
DELAY
DATA
LINE
LINE
LATCH
LATCH
Q
I
PERIPHERAL
2×
2×
INTERFACE
SERIAL
CLOCK GENERATION/DISTRIBUTION
Figure 2. Functional Block Diagram
2×
2×
DIGITAL CONTROLLER
POWER-ON
Rev. A | Page 3 of 56
RESET
2×
2×
n = 0, 1, 2 ... 7
n ×
f
DAC
/8
10
10
10
10
SYNC
SYNC
AD9776/AD9778/AD9779
1
1
GAIN
GAIN
GAIN
GAIN
MULTIPLIER
2×/4×/8×
CLOCK
16-BIT
16-BIT
QDAC
IDAC
CLK+
CLK–
IOUT1_P
IOUT1_N
IOUT2_P
IOUT2_N
VREF
I120
AUX1_P
AUX1_N
AUX2_P
AUX2_N