adc-318 C&D Technologies., adc-318 Datasheet - Page 8

• Manufacturer Part Number: adc-318
• Description: 8-bit, 120mhz And 140mhz Full-flash A/d Converter
• Manufacturer: C&D Technologies.

ADC-318, ADC-318A
DATEL, Inc. 11 Cabot Boulevard, Mansfield, MA 02048-1151
Tel: [phone] [phone]
Internet: www.datel.com Email: [e-mail]
Data sheet fax back: [phone]
DATEL makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein
do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without notice. The DATEL logo is a registered DATEL, Inc. trademark.
170
160
150
140
130
50
40
30
20
–25
SNR+THD vs. Input Signal Frequency
1
Supply Current vs. Temperature
T
ADC-318: FC=120MHz
ADC-318A: FC=140MHz
A
37
48
–Ambient Temperature (°C)
0.031
(0.8)
Input Frequency (MHz)
3
Fig. 4-1:
1
Fig. 4-5:
5
36
25
ADC-318A
ADC-318
10
30
.472
.602
(15.3)
(12.0)
75
50
±.016
+.016
–.004
Fax: [phone]
170
160
150
140
130
°C
90
80
70
60
Allowable Ambient Temperature vs. Air Flow
25
MECHANICAL DIMENSIONS INCES (MM)
Supply Current vs. Conversion Rate
12
0
1.0000
0.5000
0.0000
–0.500
0
(256)
(192)
(128)
Conversion Rate (MHz)
(64)
0.012
ADC-318A
(0.3)
Figure 6: Typical Performance Curve
24
13
Sine Wave Curvefit Test
50
+.006
–.004
1
Fig. 4-2:
Four-layer board
Fig. 4-6:
Single-layer board
Double-layer board
ADC-318
ISO 9001
R
ISO 9001
2
100
E
Fig. 4-9: Sine Wave Curvefit Test
0.035
G
(0.9)
0.087
3
(2.2)
140
±.008
I
m/s
+.014
–.006
S
T
0.004
E
(0.1)
DATEL (UK) LTD. Tadley, England Tel: [phone]
DATEL S.A.R.L. Montigny Le Bretonneux, France Tel: [phone]
DATEL GmbH Munchen, Germany Tel: [phone]
DATEL KK Tokyo, Japan Tel: [phone], Osaka Tel: [phone]
R
+.008
–.004
20
15
10
200
100
0
ADC-318
ADC-318A
–25
E
(13.5)
.531
Reference Current vs.Temperature
Analog Input Current vs.Voltage Inputs
T
D
A
–Ambient Temperature (°C)
2
VRT = +4V
VRB = +2V
V
IN
ORDERING INFORMATION
Fig. 4-3:
Pin Voltage (V)
Fig. 4-7:
25
3
–1
–2
–3
–4
–5
–6
–7
–8
8
7
6
5
4
3
2
1
0
0.006
(0.15)
S/N Ratio 48.7dB
7.8 Effective Bits
Conditions
Sampling Frequency 120MHz
Signal Frequency 996kHz
4096 Points
4
75
+.004
–.002
8-bit, 120MHz Flash A/D
8-bit, 140MHz Flash A/D
10-
10-
10-
10-
10-
170
160
150
140
130
6
7
8
9
10
Maximum Conversion Rate vs.Temperature
–25
®
140
Error Rate vs. Conversion Rate
T
A
ADC-318
Conversion Rate (MHz)
–Ambient Temperature (°C)
Fig. 4-8:
Fig. 4-4:
160
25
fin = Fc/4–1KHz
Error> 16LSB
ADC-318A
ADC-318
DS-0358
ADC-318A
180
75
5/98
®