Schematic

VOH

High-Level Output Voltage

VCC = min. VIL= max. IOH = max 2.7

V

VOL

Low-Level Output Voltage

VCC = min. VIH = min. IOL= max

0.5

V

VIK

Input Clamp Voltage

VCC = min. II = IIK

-1.2

V

IIH

High-Level Input Current

VCC = max. VIN = 2.7V

50

µA

VCC = max. VIN = 5.25V

1.0

mA

IIL

Low-Level Input Current

VCC = max. VIN = 0.5V

-2

mA

IOS

Short Circuit Output Current VCC = max. VOUT = 0.

-40

-100

mA

(One output at a time)

ICCH High-Level Supply Current

VCC = max. VIN = OPEN

150

mA

ICCL Low-Level Supply Current

VCC = max. VIN = 0

150

mA

TRO

Output Rise Time

Td

≤ 500 nS (0.75 to 2.4 Volts)

4

nS

Td > 500 nS

5

nS

NH

Fanout High-Level Output

VCC = max. VOH = 2.7V

20 TTL LOAD

NL

Fanout Low-Level Output

VCC = max. VOL = 0.5V

10 TTL LOAD

DC Electrical Characteristics

Parameter

Test Conditions

Min

Max Unit

EIN

Pulse Input Voltage

3.2

Volts

PW

Pulse Width % of Total Delay

110

%

TRI

Pulse Rise Time (0.75 - 2.4 Volts)

2.0

nS

PRR

Pulse Repetition Rate @ Td

≤ 200 nS

1.0

MHz

Pulse Repetition Rate @ Td > 200 nS

100

KHz

VCC

Supply Voltage

5.0

Volts

Input Pulse Test Conditions @ 25° C

Unit

VCC

Supply Voltage

4.75

5.25

V

VIH

High-Level Input Voltage

2.0

V

VIL

Low-Level Input Voltage

0.8

V

IIK

Input Clamp Current

-18

mA

IOH

High-Level Output Current

-1.0

mA

IOL

Low-Level Output Current

20

mA

PW*

Pulse Width of Total Delay

40

%

d*

Duty Cycle

40

%

TA

Operating Free-Air Temperature

0

+70

°C

Recommended

Operating Conditions

Min

Max

Unit

*These two values are inter-dependent.

SMD 14 Pin 10 Tap TTL Compatible Active Delay Modules

±5% or ±2 nS†

Tap Delays

44

45

47

50

55

60

65

70

75

80

85

90

95

100

Total Delays

±5% or ±2 nS†

440

450

470

500

550

600

650

700

750

800

850

900

950

1000

EPA247-440

EPA247-450

EPA247-470

EPA247-500

EPA247-550

EPA247-600

EPA247-650

EPA247-700

EPA247-750

EPA247-800

EPA247-850

EPA247-900

EPA247-950

EPA247-1000

Tap Delays

±5% or ±2 nS†

5

6

7.5

10

12.5

15

17.5

20

22.5

25

30

35

40

42

Total Delays

±5% or ±2 nS†

50

60

75

100

125

150

175

200

225

250

300

350

400

420

EPA247-50

EPA247-60

EPA247-75

EPA247-100

EPA247-125

EPA247-150

EPA247-175

EPA247-200

EPA247-225

EPA247-250

EPA247-300

EPA247-350

EPA247-400

EPA247-420

EPA245-440

EPA245-450

EPA245-470

EPA245-500

EPA245-550

EPA245-600

EPA245-650

EPA245-700

EPA245-750

EPA245-800

EPA245-850

EPA245-900

EPA245-950

EPA245-1000

EPA245-50

EPA245-60

EPA245-75

EPA245-100

EPA245-125

EPA245-150

EPA245-175

EPA245-200

EPA245-225

EPA245-250

EPA245-300

EPA245-350

EPA245-400

EPA245-420

†Whichever is greater.

Delay times referenced from input to leading edges at 25°C, 5.0V, with no load.

Part

Number

Part

Number

Gull-Wing

J-Lead

Part

Number

Part

Number

Gull-Wing

J-Lead

DSA245/7 Rev. A 2/5/96

QAF-CSO1 Rev. B 8/25/94

Unless Otherwise Noted Dimensions in Inches

Tolerances:

Fractional = ± 1/32

.XX = ± .030

.XXX = ± .010

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

TEL: (818) 892-0761

FAX: (818) 894-5791

E L E C T R O N I C S

I N C .

Gull-Wing Package

J-Lead Package

13

3

12

4

11

5

10

6

9

8

1

7

INPUT

OUTPUT

GROUND

14 VCC

.100

PCA

EPA247-50

Date Code

.280

Max.

.780 Max.

.275

Max.

.025

.045

.300

Max.

.02

.310

.055

.100

.03

Suggested Solder

Pad Layout

.300

.100

PCA

EPA245-50

Date Code

.280

Max.

.780 Max.

.250

Max.

.01

Typ.

.400

Max.

.02

.050

.410

.055

.100

.03

Suggested Solder

Pad Layout

.300