MC100ELT24DG Просмотр технического описания (PDF) - ON Semiconductor

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MC100ELT24DG

5V TTL to Differential ECL Translator

ON Semiconductor 

MC10ELT24, MC100ELT24

Table 6. TTL INPUT DC CHARACTERISTICS VCC = 4.5 V to 5.5 V; VEE = −4.2 V to −5.5 V; GND = 0.0 V; TA = −40°C to +85°C

Symbol

Characteristic

Condition

Min

Typ

Max

Unit

IIH

Input HIGH Current

VIN = 2.7 V

IIHH

Input HIGH Current

VIN = 7.0 V

IIL

Input LOW Current

VIN = 0.5 V

VIK

Input Clamp Diode Voltage

IIN = −18 mA

VIH

Input HIGH Voltage

2.0

VIL

Input LOW Voltage

20

mA

100

mA

−0.6

mA

−1.2

V

V

0.8

V

NOTE: Device will meet the specifications after thermal equilibrium has been established when mounted in a test socket or printed circuit

board with maintained transverse airflow greater than 500 lfpm.

Table 7. AC CHARACTERISTICS VCC = 4.5 V to 5.5 V; VEE = −4.2 V to −5.5 V; GND = 0.0 V

−40°C

25°C

85°C

Symbol

fmax

tPLH

Characteristic

Maximum Toggle Frequency

Propagation Delay (Note 7)

1.5 V to 50%

Min Typ Max Min Typ Max Min Typ Max Unit

400

MHz

0.5

2.0 0.5 0.95 2.0 0.5

2.0 ns

tPHL

Propagation Delay (Note 7)

1.5 V to 50%

0.5

2.0 0.5 0.8 2.0 0.5

2.0 ns

tJITTER

tr/tf

Random Clock Jitter (RMS)

Output Rise/Fall Time

(20−80%)

2.5

ps

0.25

1.25 0.25

1.25 0.25

1.25 ns

NOTE: Device will meet the specifications after thermal equilibrium has been established when mounted in a test socket or printed circuit

board with maintained transverse airflow greater than 500 lfpm.

7. Specifications for standard TTL input signal.

Q

Driver

Device

Q

Zo = 50 W

Zo = 50 W

50 W

50 W

D

Receiver

Device

D

VTT

VTT = VCC − 2.0 V

Figure 2. Typical Termination for Output Driver and Device Evaluation

(See Application Note AND8020/D − Termination of ECL Logic Devices.)

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