CDK2308 Cadeka Microcircuits LLC., CDK2308 Datasheet - Page 6

• Manufacturer Part Number: CDK2308
• Description: Dual, 20/40/65/80msps, 10-bit Analog-to-digital Converters
• Manufacturer: Cadeka Microcircuits LLC.

Data Sheet
Electrical Characteristics - CDK2308A
(AVDD = 1.8V, DVDD = 1.8V, DVDDCLK = 1.8V, OVDD = 2.5V, 20MSPS clock, 50% clock duty cycle,
-1dBFS 8MHz input signal, 13-bit output, unless otherwise noted)
©2009 CADEKA Microcircuits LLC
Symbol
Performance
Power Supply
Clock Inputs
SNR
SNDR
SFDR
HD2
HD3
ENOB
X
AI
DI
OI
TALK
DD
DD
DD
Parameter
Signal to Noise Ratio
Signal to Noise and Distortion Ratio
Spurious Free Dynamic Range
Second order Harmonic Distortion
Third order Harmonic Distortion
Effective number of Bits
Crosstalk
Analog Supply Current
Digital Supply Current
Output Driver Supply
Analog Power Dissipation
Digital Power Dissipation
Total Power Dissipation
Power Down Dissipation
Sleep Mode 1
Sleep Mode 2
Max. Conversion Rate
Min. Conversion Rate
Conditions
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
Signal crosstalk between channels, F
8MHz, F
Digital core supply
2.5V output driver supply, sine wave input,
F
2.5V output driver supply, sine wave input,
F
OV
F
OV
F
Power Dissipation, Sleep mode one channel
Power Dissipation, Sleep mode both channels
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
DD
DD
= 2MHz
= 8MHz
≃ FS/2
= 20MHz
= 2MHz
= 8MHz
≃ FS/2
= 20MHz
= 2MHz
= 8MHz
≃ FS/2
= 20MHz
= 2MHz
= 8MHz
≃ FS/2
= 20MHz
= 2MHz
= 8MHz
≃ FS/2
= 20MHz
= 2MHz
= 8MHz
≃ FS/2
= 20MHz
= 1MHz
= 1MHz, CLK_EXT disabled
= 1MHz, CLK_EXT disabled
= 1MHz, CLK_EXT disabled
= 2.5V, 5pF load on output bits,
= 2.5V, 5pF load on output bits,
IN0
= 9.9MHz
IN1
=
Min
-80
-70
9.7
60
60
70
20
Typ
-105
61.7
61.6
61.6
61.6
61.7
61.6
60.5
61.6
14.8
23.6
15.2
-90
-90
-90
-90
-80
-81
-70
-80
9.9
9.8
9.9
8.2
1.7
2.8
2.3
8.8
9.9
7.7
80
81
70
80
10
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Max
15
Units
MSPS
MSPS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
mW
mW
mW
mW
mW
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
bits
bits
bits
bits
dBc
mA
mA
mA
mA
µW
6