PCA EP8257

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