AD9251BCPZ-40 Analog Devices Inc, AD9251BCPZ-40 Datasheet - Page 6

• Manufacturer Part Number: AD9251BCPZ-40
• Description: 14 BIT DUAL 40 Msps Low Power ADC
• Manufacturer: Analog Devices Inc

Specifications of AD9251BCPZ-40

• Number Of Bits: 14
• Sampling Rate (per Second): 40M
• Data Interface: Serial, SPI™
• Number Of Converters: 2
• Power Dissipation (max): 105.5mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-LFCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9251
DIGITAL SPECIFICATIONS
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS,
DCS disabled, unless otherwise noted.
Table 3.
Parameter
DIFFERENTIAL CLOCK INPUTS (CLK+, CLK−)
LOGIC INPUTS (SCLK/DFS, SYNC, PDWN)
LOGIC INPUTS (CSB)
LOGIC INPUTS (SDIO/DCS)
DIGITAL OUTPUTS
1
2
Internal 30 kΩ pull-down.
Internal 30 kΩ pull-up.
Logic Compliance
Internal Common-Mode Bias
Differential Input Voltage
Input Voltage Range
High Level Input Current
Low Level Input Current
Input Resistance
Input Capacitance
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
Input Resistance
Input Capacitance
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
Input Resistance
Input Capacitance
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
Input Resistance
Input Capacitance
DRVDD = 3.3 V
DRVDD = 1.8 V
High Level Output Voltage, I
High Level Output Voltage, I
Low Level Output Voltage, I
Low Level Output Voltage, I
High Level Output Voltage, I
High Level Output Voltage, I
Low Level Output Voltage, I
Low Level Output Voltage, I
2
2
OL
OL
OL
OL
OH
OH
OH
OH
= 1.6 mA
= 50 μA
= 1.6 mA
= 50 μA
= 50 μA
= 0.5 mA
= 50 μA
= 0.5 mA
1
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
Full
Full
Full
Full
Full
Rev. A | Page 6 of 36
Min
0.2
GND − 0.3
−10
−10
8
1.2
0
−50
−10
1.2
0
−10
40
1.2
0
−10
40
3.29
3.25
1.79
1.75
AD9251-20/AD9251-40/AD9251-65/AD9251-80
Typ
CMOS/LVDS/LVPECL
0.9
10
4
30
2
26
2
26
5
Max
3.6
AVDD + 0.2
+10
+10
12
DRVDD + 0.3
0.8
−75
+10
DRVDD + 0.3
0.8
+10
135
DRVDD + 0.3
0.8
+10
130
0.2
0.05
0.2
0.05
Unit
V
V p-p
V
μA
μA
kΩ
pF
V
V
μA
μA
kΩ
pF
V
V
μA
μA
kΩ
pF
V
V
μA
μA
kΩ
pF
V
V
V
V
V
V
V
V