MDU14
QUAD, ECL-INTERFACED
FIXED DELAY LINE
(SERIES MDU14)
FEATURES
•
•
•
•
Four independent delay lines
Fits 24-pin (400mil) DIP socket
Auto-insertable
Input & outputs fully 100K-ECL interfaced & buffered
GND
O1
O2
GND
GND
O3
1
3
5
6
7
9
11
13
24
22
20
19
18
16
I1
I2
I3
data
3
®
delay
devices,
inc.
PACKAGES
GND
N/C
O1
N/C
O2
GND
GND
N/C
O3
N/C
O4
N/C
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
I1
N/C
I2
N/C
I3
GND
VEE
N/C
I4
N/C
N/C
GND
GND
VEE
I4
MDU14-xx
DIP
MDU14-xxM Military DIP
O4
GND
DDU14-xxC4
DDU14-xxMC4
SMD
Mil SMD
FUNCTIONAL DESCRIPTION
The MDU14-series device is a 4-in-1 digitally buffered delay line. The
signal inputs (I1-I4) are reproduced at the outputs (O1-O4), shifted in time
by an amount determined by the device dash number (See Table). The
delay lines function completely independently of each other.
PIN DESCRIPTIONS
I1-I4
O1-O4
VEE
GND
Signal Inputs
Signal Outputs
-5 Volts
Ground
SERIES SPECIFICATIONS
•
•
•
•
•
•
Minimum input pulse width:
40% of total delay
Output rise time:
2ns typical
Supply voltage:
-5VDC
±
5%
Power dissipation:
500mw typical (no load)
Operating temperature:
0° to 85° C
Temp. coefficient of total delay:
100 PPM/°C
DASH NUMBER SPECIFICATIONS
Part
Number
MDU14-2
MDU14-2.5
MDU14-3
MDU14-4
MDU14-5
MDU14-6
MDU14-7
MDU14-8
MDU14-9
MDU14-10
MDU14-12.5
MDU14-15
MDU14-20
MDU14-25
Total
Delay (ns)
2.0
±
1.0
2.5
±
1.0
3.0
±
1.0
4.0
±
1.0
5.0
±
1.0
6.0
±
1.0
7.0
±
1.0
8.0
±
1.0
9.0
±
1.0
10.0
±
1.0
12.5
±
1.0
15.0
±
1.0
20.0
±
1.0
25.0
±
1.2
O1
O2
O3
O4
100%
100%
100%
100%
NOTE: Any dash number between 2 and 25
not shown is also available.
VCC
I1
I2
I3
I4
GND
Functional block diagram
©
1997 Data Delay Devices
Doc #97042
12/15/97
DATA DELAY DEVICES, INC.
3 Mt. Prospect Ave. Clifton, NJ 07013
1
DATADELAY [ DATA DELAY DEVICES, INC. ]
