14 Pin DIP TTL Square-Wave Generator
Features
Output frequencies from 2 to 100 MHz ±5%
PART
NUMBER
MHz
±5%
PART
NUMBER
MHz
±5%
2
3
EP8250
EP8251
EP8252
EP8253
EP8254
EP8255
EP8256
EP8257
EP8258
EP8259
EP8260
EP8261
EP8262
EP8263
EP8264
EP8265
EP8266
EP8267
35
40
45
50
60
70
80
90
100
Low Profile 14 pin dual-in-line package
Operating temperature range 0 to 70 °C
Output synchronized using enable line
Inherent Delay 4nS Typ.
4
5
10
15
20
25
30
50% duty cycle
Schottky TTL
DC Electrical Characteristics
Schematic
Parameter
Test Conditions
Min Max Unit
VCC
14
EN
V
V
V
High-Level Output Voltage
Low-Level Output Voltage
Input Clamp Voltage
V
V
V
V
V
V
V
V
V
V
V
= min. V = max. I = max 2.7
OH
V
8
OH
OL
IK
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
IL
= min. V = min. I = max
0.5
V
IH OL
= min. I = II
-1.2V
V
I
K
I
High-Level Input Current
= max. V = 2.7V
50
µA
IH
IN
= max. V = 5.25V
IN
1.0
-2
mA
mA
Square Wave Generator
I
I
I
I
T
N
Low-Level Input Current
Short Circuit Output Current
High-Level Supply Current
Low-Level Supply Current
Output Rise Time
Fanout High-Level Output
= max. V = 0.5V
IL
OS
CCH
CCL
RO
H
L
IN
OUT
IN
= max. V
= 0.
= max. V = OPEN
-40 -100
75
75
4
mA
mA
nS
= max. V = 0
IN
= 5.0V
1
OUT
7
G
= max. V
= max. V = 0.5V
OL
= 2.7V
20 TTL LOAD
10 TTL LOAD
OH
N
Fanout Low-Level Output
V
Package
.200
Recommended
Operating Conditions
PCA
EP8250
Date Code
White Dot
Pin#1
Min Max Unit
.280
Max.
V
V
V
I
Supply Voltage
4.75
2.0
5.25
V
V
V
mA
mA
mA
%
CC
IH
IL
High-Level Input Voltage
Low-Level Input Voltage
Input Clamp Current
High-Level Output Current
Low-Level Output Current
Duty Cycle
.780 Max.
0.8
-18
-1.0
20
55
+70
.020
.040
IK
.250
Max.
I
OH
I
OL
.010
Typ.
d
45
0
.020
Typ.
T
A
Operating Free-Air Temperature
°C
.365
Max.
.600
.150 Typ..
DSD82XXb 8/25/94
QAF-CSO2 Rev. A 8/25/94
Unless Otherwise Noted Dimensions in Inches
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
Tolerances:
Fractional = ± 1/32
42
E L E C T R O N I C S I N C .
.XX = ± .030
.XXX = ± .010
FAX: (818) 894-5791