PCA EPA770-12

8 Pin DIP 5 Tap Fast-TTL Logic
Compatible Active Delay Lines
TAP DELAYS
±5% or ±2 nS
TOTAL DELAYS
±5% or ±2 nS
*1, 2, 3 (±0.5)
*2, 4, 6 (±1.0)
*3, 6, 9 (±1.0)
4, 8, 12, 16 (±1.5)
5, 10, 15, 20
10, 20, 30, 40
12, 24, 36, 48
15, 30, 45, 60
20, 40, 60, 80
25, 50, 75, 100
4±1.0
8
12
20
25
50
60
75
100
125
PART
NUMBER
TAP DELAYS
±5% or ±2 nS
EPA770-4
EPA770-8
EPA770-12
EPA770-20
EPA770-25
EPA770-50
EPA770-60
EPA770-75
EPA770-100
EPA770-125
30, 60, 90, 120
35, 70, 105, 140
40, 80, 120, 160
45, 90, 135, 180
50, 100, 150, 200
60, 120, 180, 240
70, 140, 210, 280
80, 160, 240, 320
90, 180, 270, 360
100, 200, 300, 400
TOTAL DELAYS
±5% or ±2 nS
PART
NUMBER
150
175
200
225
250
300
350
400
450
500
EPA770-150
EPA770-175
EPA770-200
EPA770-225
EPA770-250
EPA770-300
EPA770-350
EPA770-400
EPA770-450
EPA770-500
Delay times referenced from input to leading edges at 25°C, 5.0V, with no load.
*Delay times referenced from 1st tap. 1st tap is the inherent delay (3.5ns ±1nS)
DC Electrical Characteristics
Parameter
Test Conditions
VOH
VOL
VIK
IIH
High-Level Output Voltage
Low-Level Output Voltage
Input Clamp Voltage
High-Level Input Current
VCC = min. V IL = max. I OH = max 2.7
VCC = min. V IH = min. I OL = max
VCC = min. I I = II K
VCC = max. V IN = 2.7V
VCC = max. V IN = 5.25V
IIL
Low-Level Input Current
VCC = max. V IN = 0.5V
IOS
Short Circuit Output Current VCC = max. V OUT = 0.
-40
(One output at a time)
ICCH High-Level Supply Current
VCC = max. V IN = OPEN
ICCL Low-Level Supply Current
VCC = max. V IN = 0
TRO Output Rise Time
Td ≤ 500 nS (0.75 to 2.4 Volts)
Td > 500 nS
NH
Fanout High-Level Output
VCC = max. V OH = 2.7V
NL
Fanout Low-Level Output
VCC = max. V OL = 0.5V
Recommended
Operating Conditions
VCC
VIH
VIL
IIK
IOH
IOL
PW*
d*
TA
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
Max
Unit
4.75
2.0
5.25
V
V
V
mA
mA
mA
%
%
°C
0.8
-18
-1.0
20
40
0
40
+70
VCC
EPA770 07/94
V
V
V
µA
mA
mA
mA
8
7
VCC
2
6
3
5 OUTPUT
INPUT 1
4 GROUND
mA
15
mA
50
nS
3
nS
3
20 TTL LOAD
10 TTL LOAD
PCA
EPA770-4
D.C.
White Dot
Pin#1
.280
Max.
.100
.500 Max.
.020
Typ.
.275
Max.
.020
Typ.
Input Pulse Test Conditions @ 25° C
Pulse Input Voltage
Pulse Width % of Total Delay
Pulse Rise Time (0.75 - 2.4 Volts)
Pulse Repetition Rate @ Td ≤ 200 nS
Pulse Repetition Rate @ Td > 200 nS
Supply Voltage
0.5
-1.2
50
1.0
-0.6
-150
Package Dimensions
Min
*These two values are inter-dependent.
EIN
PW
TRI
PRR
Schematic
Min Max Unit
.365
Max.
Unit
3.2
110
2.0
1.0
100
5.0
Volts
%
nS
MHz
KHz
Volts
.010
Typ.
.120 Min,
ELECTRONICS
INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791