Data Sheet
Typical Performance Characteristics
(T
A
= T
Min
to T
Max
, AV
CC
= +5V, OV
DD
= +5V, ƒ
clk
= 250MHz, 50% duty cycle,
ƒ
IN
= 70MHz, dual channel mode; unless otherwise noted)
Input Bandwidth
1
0
-2.50
Common-Mode Ref. Voltage vs. V
CC
CDK1300
8-bit, 250 MSPS ADC with Demuxed Outputs
-2.48
VCM
OUT
(V)
-1
-2.46
-2.44
-2.42
-2.40
dB
-2
-3
-4
-5
0
100
200
300
400
500
600
4.5
4.7
4.9
5.1
5.3
5.5
5.7
Input Frequency (MHz)
V
CC
(V)
OV
DD
Current vs. Clk. Freq., Dual Mode
120
100
80
OV
DD
= 5V
OV
DD
Current vs. Clk. Freq., Single Mode
60
50
40
OV
DD
= 5V
mA
60
OV
DD
= 3V
mA
30
OV
DD
= 3V
40
20
0
20
10
0
0
50
100
150
200
250
300
0
25
50
75
100
125
150
REV 1A
Clock Frequency (MHz)
Clock Frequency (MHz)
Total Power vs. Clock Frequency
1000
6
5
Diff. Input Common-Mode Oper. Range
Power Dissipation (mW)
800
OV
DD
= 5V
Volts (V)
700
600
500
400
300
OV
DD
= 3V
4
3
2
1
0
-50 -40
Common-Mode Operationg Range
0
50
100
150
200
250
300
-20
0
20
40
60
80
100
Clock Frequency (MHz)
Temperature (°C)
©2008 CADEKA Microcircuits LLC
www.cadeka.com
7
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
