AD9845B Просмотр технического описания (PDF) - Analog Devices
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AD9845B Datasheet PDF : 24 Pages
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AD9845B
AUX1 MODE SPECIFICATIONS (TMIN to TMAX, AVDD = DVDD = 3.0 V, fDATACLK = 30 MHz, unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
POWER CONSUMPTION
120
mW
MAXIMUM CLOCK RATE
30
MHz
INPUT BUFFER
Gain
Max Input Range
0
1.0
dB
V p-p
VGA
Max Output Range
2.0
Gain Control Resolution
Gain (Selected Using VGA Gain Register)
Min Gain
Max Gain
1023
0
36
V p-p
Steps
dB
dB
Specifications subject to change without notice.
AUX2 MODE SPECIFICATIONS (TMIN to TMAX, AVDD = DVDD = 3.0 V, fDATACLK = 30 MHz, unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
POWER CONSUMPTION
120
mW
MAXIMUM CLOCK RATE
30
MHz
INPUT BUFFER
(Same as AUX1 MODE)
VGA
Max Output Range
2.0
Gain Control Resolution
512
Gain (Selected Using VGA Gain Register)
Min Gain
0
Max Gain
+18
V p-p
Steps
dB
dB
ACTIVE CLAMP
Clamp Level Resolution
Clamp Level (Measured at ADC Output)
Min Clamp Level
Max Clamp Level
256
Steps
0
LSB
255
LSB
Specifications subject to change without notice.
–4–
REV. B
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