ADV7123 Analog Devices, ADV7123 Datasheet - Page 11

• Manufacturer Part Number: ADV7123
• Description: 330 MHz Triple 10-Bit High Speed Video DAC
• Manufacturer: Analog Devices

Specifications of ADV7123

• Resolution (bits): 10bit
• Dac Update Rate: 330MSPS
• Dac Settling Time: 15ns
• Max Pos Supply (v): +5.25V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

Pin No.
37
38
Mnemonic
R
PSAVE
SET
Description
A resistor (R
Note that the IRE relationships are maintained, regardless of the full-scale output current. For nominal video
levels into a doubly terminated 75 Ω load, R
output current on IOG (assuming I
The relationship between R
The equation for IOG is the same as that for IOR and IOB when SYNC is not being used, that is, SYNC tied
permanently low.
Power Save Control Pin. Reduced power consumption is available on the ADV7123 when this pin is active.
IOR, IOB (mA) = 7989.6 × V
R
IOG (mA) = 11,445 × V
SET
(Ω) = 11,445 × V
SET
) connected between this pin and GND controls the magnitude of the full-scale video signal.
REF
REF
(V)/IOG (mA)
SET
(V)/R
and the full-scale output current on IOR, IOG, and IOB is given by:
REF
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(V)/R
SYNC
SET
(Ω) (SYNC being asserted)
is connected to IOG) is given by:
SET
(Ω)
SET
= 530 Ω. The relationship between R
SET
and the full-scale
ADV7123