AD9246 查看數據表（PDF） - Analog Devices
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AD9246 Datasheet PDF : 44 Pages
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AD9246
DIGITAL SPECIFICATIONS
AVDD = 1.8 V; DRVDD = 2.5 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS, DCS
enabled, unless otherwise noted.
Table 3.
Parameter
DIFFERENTIAL CLOCK INPUTS (CLK+, CLK−)
Logic Compliance
Internal Common-Mode Bias
Differential Input Voltage
Input Voltage Range
Input Common-Mode Range
High Level Input Voltage (VIH)
Low Level Input Voltage (VIL)
High Level Input Current (IIH)
Low Level Input Current (IIL)
Input Resistance
Input Capacitance
LOGIC INPUTS (SCLK/DFS, OEB, PWDN)
High Level Input Voltage (VIH)
Low Level Input Voltage (VIL)
High Level Input Current (IIH)
Low Level Input Current (IIL)
Input Resistance
Input Capacitance
LOGIC INPUTS (CSB)
High Level Input Voltage (VIH)
Low Level Input Voltage (VIL)
High Level Input Current (IIH)
Low Level Input Current (IIL)
Input Resistance
Input Capacitance
LOGIC INPUTS (SDIO/DCS)
High Level Input Voltage (VIH)
Low Level Input Voltage (VIL)
High Level Input Current (IIH)
Low Level Input Current (IIL)
Input Resistance
Input Capacitance
DIGITAL OUTPUTS
DRVDD = 3.3 V
High Level Output Voltage (VOH, IOH = 50 μA)
High Level Output Voltage (VOH , IOH = 0.5 mA)
Low Level Output Voltage (VOL, IOL = 1.6 mA)
Low Level Output Voltage (VOL, IOL = 50 μA)
DRVDD = 1.8 V
High Level Output Voltage (VOH, IOH = 50 μA)
High Level Output Voltage (VOH, IOH = 0.5 mA)
Low Level Output Voltage (VOL, IOL = 1.6 mA)
Low Level Output Voltage (VOL, IOL = 50 μA)
Temp
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
AD9246BCPZ-80/105/125
Min
Typ Max
0.2
AVDD − 0.3
1.1
1.2
0
−10
−10
8
CMOS/LVDS/LVPECL
1.2
6
AVDD + 1.6
AVDD
3.6
0.8
+10
+10
10
12
4
1.2
3.6
0
0.8
−50
−75
−10
+10
30
2
1.2
3.6
0
0.8
−10
+10
+40
+135
26
2
1.2
DRVDD + 0.3
0
0.8
−10
+10
+40
+130
26
5
Unit
V
V p-p
V
V
V
V
μA
μA
kΩ
pF
V
V
μA
μA
kΩ
pF
V
V
μA
μA
kΩ
pF
V
V
μA
μA
kΩ
pF
Full
3.29
Full
3.25
Full
Full
Full
1.79
Full
1.75
Full
Full
V
V
0.2
V
0.05
V
V
V
0.2
V
0.05
V
Rev. A | Page 6 of 44
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