NT7605-BDW01 Ver la hoja de datos (PDF) - Novatek Microelectronics

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componentes Descripción

Fabricante

NT7605-BDW01

Single-chip 20C X 2L Dot-Matrix LCD Controller / Driver

Novatek Microelectronics 

NT7605

DC Electrical Characteristics (continued) (VDD = 2.8V~4.5V, GND = 0V, TA = 25°C)

Symbol

Parameter

VDD Operating Voltage

Min.

2.8

Typ.

3.0

Max.

4.5

Unit Conditions

V

Applicable

Pin

VIH1 "H" Level Input Voltage

VIL1 "L" Level Input Voltage

0.8 VDD

-

-0.3

-

VDD

V

0.2 VDD

V

DB0 - DB7,

RS, R/W,

E, OSC1

VOH1

VOL1

"H" Level Output Voltage

"L" Level Output Voltage

VDD - 0.4

-

-

-

V

- GND + 0.4 V

IOH = -0.8mA

IOL = 0.8mA

DB0 - DB7

(CMOS)

VCOMD Driver Voltage Descending (COM)

-

-

0.3

V

ID = 5µA

COM1 - 16

VSEGD Driver Voltage Descending (SEG)

-

-

0.3

V

ID = 5µA

SEG1 - 100

IIL

Input Leakage Current

-1

-

1

µA VIN = 0 to VDD

-IP Pull-up MOS Current

30

75

150

µA

VDD = 3V

RS, R/W,

DB0 - DB7

IOP

Supply Current Power Supply

Current

Rf oscillation,

from external

clock VDD = 3V,

-

1

1.5

mA

fOSC = fCP =

VDD

540KHz,

include LCD

bias current

External Clock Operation

fCP

External Clock Operating

Frequency

380

540

750

KHz

tDUTY External Clock Duty Cycle

45

50

55

%

tRCP External Clock Rise Time

0.1

-

0.5

µs

tFCP External Clock Fall Time

0.1

-

0.5

µs

Internal Clock Operation (Built-in RC Oscillator)

fOSC Oscillator Frequency

380

540

750

KHz

Rf = 50KΩ (reference only)

VDD = 2 .8V ~ 5.5V

VLCD LCD Driving Voltage

2.5

-

VDD

V VDD - V5

7

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