AD9787-EBZ Analog Devices Inc, AD9787-EBZ Datasheet - Page 43

• Manufacturer Part Number: AD9787-EBZ
• Description: Dual 16B, D-A Converter
• Manufacturer: Analog Devices Inc
• Series: TxDAC®r

Specifications of AD9787-EBZ

• Number Of Dac's: 2
• Number Of Bits: 14
• Outputs And Type: 2, Differential
• Sampling Rate (per Second): 800M
• Data Interface: Serial
• Settling Time: 22ms
• Dac Type: Current
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9787
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(PIN 13, PIN 14)
TXENABLE
(PIN 39)
SYNC_I
GENERATOR
SYSTEM CLOCK
PULSE
DELAY [4:0]
SYNC_I
GENERATOR
ENABLE
SYNC_I
RESET
RESET
Δ
ACCUMULATOR
t
NCO PHASE
Figure 60. Synchronization Receive Circuitry Block Diagram
Figure 61. Multichip Synchronization in Pulse Mode
CLOCK DRIVER
CLOCK DRIVER
TRANSMIT
PATH
LOW SKEW
LOW SKEW
NCO
DEMODULATOR
Rev. A | Page 43 of 64
PULSE MODE
SYNC ERROR
DETECTOR
DETECTOR
ENABLE
EDGE
CODE
MATCHED
LENGTH TRACES
MATCHED
LENGTH TRACES
PN CODE MODE ENABLE
CORRELATE
THRESHOLD [4:0]
SYNC TIMING
ERROR IRQ
STATE [3:0]
CLOCK
STATE
REFCLK
TXENABLE
SYNC_I
REFCLK
TXENABLE
SYNC_I
GENERATION
DACCLK
CLOCK
LD-STATE
0
1
AD9785/AD9787/AD9788
SYNC MODE
SELECT
•
•
•
INTERNAL
CLOCKS
OUT
OUT