NTE2022 データシートの表示（PDF） - NTE Electronics

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NTE2022

Integrated Circuit 8–Digit/Segment Fluorescent Display Driver

NTE Electronics 

Electrical Characteristics: (TA = –20° to +85°C, VBB = 80V unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Output Leakage Current

Output OFF Voltage

Output Pull–Down Current

Output ON Voltage

NTE2021

NTE2022

Input ON Current

NTE2021

NTE2022

Supply Current

NTE2021 & NTE2022

IOUT

VOUT

IOUT

VOUT

IIN

IBB

VIN = 400mV

VIN = 400mV

VOUT = VBB, Input Open

VIN = 2.4V, IOUT = –25mA

VIN = 4.0V, IOUT = –25mA

VIN = 2.4V

VIN = 5.0V

VIN = 4.0V

VIN = 15.0V

All Inputs Open

– – 15 µA

– – 1.0 V

450 650 1100 µA

77 78 – V

77 78 – V

– 120 225 µA

– 375 650 µA

– 130 250 µA

– 675 1150 µA

– 10 100 µA

NTE2021

All Inputs = 2.4V

– 6.0 9.0 mA

NTE2022

All Inputs = 4.0V

– 6.0 9.0 mA

Partial Schematic

(One Driver)

Pin Connection Diagram

VBB

30k

Input RIN

RB

GND

27k

15k

Output

125k

VEE

NTE2021

NTE2022

RIN

10kΩ

20kΩ

RB

30kΩ

20kΩ

Input 1 1

Input 2 2

Input 3 3

Input 4 4

Input 5 5

Input 6 6

Input 7 7

Input 8 8

GND 9

18 Output 1

17 Output 2

16 Output 3

15 Output 4

14 Output 5

13 Output 6

12 Output 7

11 Output 8

10 VBB

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