8 Pin Triple TTL Compatible Active Delay Lines
Delay Time
±5% or
±2nS†
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
DIP Part
Number
EPA249-5
EPA249-6
EPA249-7
EPA249-8
EPA249-9
EPA249-10
EPA249-11
EPA249-12
EPA249-13
EPA249-14
EPA249-15
EPA249-16
EPA249-17
EPA249-18
EPA249-19
EPA249-20
EPA249-21
EPA249-22
SMD-G Part
Number
EPA249G-5
EPA249G-6
EPA249G-7
EPA249G-8
EPA249G-9
EPA249G-10
EPA249G-11
EPA249G-12
EPA249G-13
EPA249G-14
EPA249G-15
EPA249G-16
EPA249G-17
EPA249G-18
EPA249G-19
EPA249G-20
EPA249G-21
EPA249G-22
SMD-J Part
Number
EPA249J-5
EPA249J-6
EPA249J-7
EPA249J-8
EPA249J-9
EPA249J-10
EPA249J-11
EPA249J-12
EPA249J-13
EPA249J-14
EPA249J-15
EPA249J-16
EPA249J-17
EPA249J-18
EPA249J-19
EPA249J-20
EPA249J-21
EPA249J-22
Delay Time
±5% or
±2nS†
23
24
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
DIP Part
Number
EPA249-23
EPA249-24
EPA249-25
EPA249-30
EPA249-35
EPA249-40
EPA249-45
EPA249-50
EPA249-55
EPA249-60
EPA249-65
EPA249-70
EPA249-75
EPA249-80
EPA249-85
EPA249-90
EPA249-95
EPA249-100
SMD-G Part
Number
EPA249G-23
EPA249G-24
EPA249G-25
EPA249G-30
EPA249G-35
EPA249G-40
EPA249G-45
EPA249G-50
EPA249G-55
EPA249G-60
EPA249G-65
EPA249G-70
EPA249G-75
EPA249G-80
EPA249G-85
EPA249G-90
EPA249G-95
EPA249G-100
SMD-J Part
Number
EPA249J-23
EPA249J-24
EPA249J-25
EPA249J-30
EPA249J-35
EPA249J-40
EPA249J-45
EPA249J-50
EPA249J-55
EPA249J-60
EPA249J-65
EPA249J-70
EPA249J-75
EPA249J-80
EPA249J-85
EPA249J-90
EPA249J-95
EPA249J-100
†Whichever
is greater.
Delay Times referenced from input to leading edges at 25°C, 5.0V, with no load.
DIP Package
PCA
EPA249-5
Date Code
WHITE DOT
PIN#1
.500
MAX
.250
MAX
.020
TYP
.020
TYP
.120 MIN
.
.365
MAX
.010
TYP
.280
MAX
DC Electrical Characteristics
Parameter
Test Conditions
V OH
V OL
V IK
I IH
High-Level Output Voltage
Low-Level Output Voltage
Input Clamp Voltage
High-Level Input Current
Min Max Unit
0.5
-1.2V
50
1.0
-2
-100
V
V
V
µA
mA
mA
mA
.100
TYP
VCC = min. VIL = max. IOH = max 2.7
VCC = min. VIH = min. I OL= max
VCC = min. II = IIK
VCC = max. VIN = 2.7V
VCC = max. VIN = 5.25V
I IL
Low-Level Input Current
VCC = max. VIN = 0.5V
I OS
Short Circuit Output Current VCC = max. VOUT = 0.
-40
(One output at a time)
I CCH High-Level Supply Current
VCC = max. VIN = OPEN
I CCL Low-Level Supply Current
VCC = max. VIN = 0
TRO Output Rise Time
NH
Fanout High-Level Output
VCC = max. VOH = 2.7V
NL
Fanout Low-Level Output
VCC = max. VOL = 0.5V
115
mA
115
mA
4
nS
20 TTL LOAD
10 TTL LOAD
SMD-G Package
.055
PCA
EPA249G-5
Date Code
WHITE DOT
PIN#1
.500
MAX
.250
MAX
.02
.100
.01
TYP
.280
MAX
Suggested Solder
.410
Pad Layout
Recommended
Operating Conditions
VCC
VIH
VIL
I IK
I OH
I OL
PW*
d*
TA
*These two values are inter-dependent.
Min
4.75
2.0
Max
5.25
0.8
-18
-1.0
20
Unit
V
V
V
mA
mA
mA
%
%
°C
.100
.03
Supply Voltage
High-Level Input Voltage
Low-Level Input Voltage
Input Clamp Current
High-Level Output Current
Low-Level Output Current
Pulse Width of Total Delay
Duty Cycle
Operating Free-Air Temperature
40
0
40
+70
.05
.300
Input Pulse Test Conditions @ 25° C
SMD-J Package
.055
PCA
EPA249J-5
Date Code
WHITE DOT
PIN#1
.280 Suggested Solder
MAX
Pad Layout
.320
Unit
3.2
110
2.0
1.0
5.0
Volts
%
nS
MHz
Volts
EIN
PW
TRI
PRR
VCC
Pulse Input Voltage
Pulse Width % of Total Delay
Pulse Rise Time (0.75 - 2.4 Volts)
Pulse Repetition Rate
Supply Voltage
.500
MAX
.025
.045
.100
.03
Schematic
8
VCC
1
7
2
4 GROUND
QAF-CSO1 Rev. B 8/25/94
6
3
5
.250
MAX
.02
DSA249
Rev. A 2/5/96
.100
.300
Unless Otherwise Noted Dimensions in Inches
Tolerances:
Fractional = ± 1/32
.XX = ± .030
.XXX = ± .010
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