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SPT7810 Datasheet(PDF) 3 Page - Cadeka Microcircuits LLC.

Part # SPT7810
Description  10-BIT, 20 MSPS, ECL OUTPUT A/D CONVERTER
PDF  9 Pages
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Manufacturer  CADEKA [Cadeka Microcircuits LLC.]
Direct Link  http://www.cadeka.com
Logo CADEKA - Cadeka Microcircuits LLC.

SPT7810 Datasheet(HTML) 3 Page - Cadeka Microcircuits LLC.

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SPT7810
ELECTRICAL SPECIFICATIONS
TA=Tmin - Tmax, VCC=+5.0 V, VEE=-5.2 V, VIN=±2.0 V, VSB=-2.0 V, VST=+2.0 V, fCLK=20 MHz, 50% clock duty cycle, unless otherwise specified.
TEST
TEST
SPT7810A
SPT7810B
PARAMETERS
CONDITIONS
LEVEL
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Dynamic Performance
Signal-To-Noise Ratio
(without Harmonics)
fIN=1 MHz
+25
°C
I
57
60
54
57
dB
IV
55
58
52
55
dB
fIN=3.58 MHz
+25
°C
I
56
58
53
55
dB
IV
54
56
51
53
dB
fIN=10.3 MHz
+25
°C
I
50
53
47
49
dB
IV
47
50
44
46
dB
Harmonic Distortion
fIN=1 MHz
+25
°C
I
57
60
54
57
dB
IV
54
57
51
54
dB
fIN=3.58 MHz
+25
°C
I
56
58
53
55
dB
IV
53
55
50
52
dB
fIN=10.3 MHz
+25
°C
I
46
48
43
45
dB
IV
45
47
42
44
dB
Signal-to-Noise and Distortion
fIN=1 MHz
+25
°C
I
55
57
52
54
dB
IV
52
49
dB
fIN=3.58 MHz
+25
°C
I
54
55
51
52
dB
IV
51
48
dB
fIN=10.3 MHz
+25
°C
I
44
47
41
44
dB
IV
43
40
dB
Spurious Free Dynamic Range
+25
°C, fIN =1 MHz
V
67
67
dB
Differential Phase
+25
°C, fIN=3.58 & 4.35 MHz
V
0.2
0.2
Degree
Differential Gain
+25
°C, fIN=3.58 & 4.35 MHz
V
0.5
0.7
%
Digital Inputs
Logic 1 Voltage
VI
-1.1
-1.1
V
Logic 0 Voltage
VI
-1.5
-1.5
V
Maximum Input Current Low
VI
-500
±200
+750
-500
±200
+750
µA
Maximum Input Current High
VI
-500
±300
+750
-500
+300
+750
µA
Pulse Width Low (CLK)
IV
20
20
ns
Pulse Width High (CLK)
IV
20
300
20
300
ns
Digital Outputs
Logic 1 Voltage
50
Ω to -2 V
VI
-1.1
-0.8
-1.1
-0.8
V
Logic 0 Voltage
50
Ω to -2 V
VI
-1.8
-1.5
-1.8
-1.5
V
Power Supply Requirements
Voltages
VCC
IV
+4.75
-5.0
+5.25
+4.75
+5.0
+5.25
V
-VEE
IV
-4.95
-5.2
-5.45
-4.95
-5.2
-5.45
V
Currents
ICC
VI
140
170
140
190
mA
-IEE
VI
115
140
115
160
mA
Power Dissipation
Outputs Open
VI
1.3
1.6
1.3
1.8
W
Power Supply Rejection Ratio (5 V
±0.25 V, -5.2 V ±2.0 V)
V
1.0
1.0
LSB
3
3/11/97



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