PRELIMINARY
Data Sheet
Electrical Characteristics - CDK8307B
(AVDD = 1.8V, DVDD = 1.8V, OVDD = 1.8V, 40MSPS clock, 50% clock duty cycle, -1dBFS 8MHz input signal, 14-bit output, unless otherwise noted)
Symbol
Performance
SNR
SINAD
SFDR
HD2
HD3
ENOB
Crosstalk
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
Conditions
F
IN
= 8MHz
F
IN
= 8MHz
F
IN
= 8MHz
F
IN
= 8MHz
F
IN
= 8MHz
Signal applied to 7 channels (F
IN0
).
Measurement taken on one channel with full
scale at F
IN1
. F
IN1
= 8MHz, F
IN0
= 9.9MHz
Min
Typ
72.2
71.5
82
95
82
11.6
95
Max
Units
dBFS
CDK8307
12/13-bit,
20/40/50/65MSPS,
Eight Channel, Ultra Low Power ADC with LVDS
dBFS
dBc
dBc
dBc
bits
dBc
Power Supply
Analog supply current
Digital supply current
Analog power Dissipation
Digital power Dissipation
Total power Dissipation
Power Down Dissipation
Sleep Mode Dissipation
Sleep Channel Mode Dissipation
Sleep Channel Mode Savings
Power dissipation with all chs in sleep mode
Power dissipation savings per channel off
40
20
Digital and output driver supply
91
60
164
108
272
10
67
72
23
mA
mA
mW
mW
mW
μW
mW
mW
mW
MSPS
MSPS
Clock Inputs
Maximum Conversion Rate
Minimum Conversion Rate
Electrical Characteristics - CDK8307C
(AVDD = 1.8V, DVDD = 1.8V, OVDD = 1.8V, 50MSPS clock, 50% clock duty cycle, -1dBFS 8MHz input signal, 14-bit output, unless otherwise noted)
Symbol
Performance
SNR
SINAD
SFDR
HD2
HD3
ENOB
Crosstalk
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
Conditions
F
IN
= 8MHz
F
IN
= 8MHz
F
IN
= 8MHz
F
IN
= 8MHz
F
IN
= 8MHz
Signal applied to 7 channels (F
IN0
).
Measurement taken on one channel with full
scale at F
IN1
. F
IN1
= 8MHz, F
IN0
= 9.9MHz
Min
Typ
72.2
71.5
82
95
82
11.6
95
Max
Units
dBFS
dBFS
dBc
dBc
dBc
bits
dBc
Power Supply
Analog supply current
Digital supply current
Analog power Dissipation
Digital power Dissipation
Total power Dissipation
Power Down Dissipation
Sleep Mode Dissipation
Digital and output driver supply
112
66
202
119
321
10
78
mA
mA
mW
mW
mW
μW
mW
Rev 0.4.0
©2009 CADEKA Microcircuits LLC
www.cadeka.com
11
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
