STV7710WAF データシートの表示（PDF） - STMicroelectronics

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STV7710WAF

Vacuum Fluorescent Display (VFD) Driver

STMicroelectronics 

ELECTRICAL CHARACTERISTICS

6 ELECTRICAL CHARACTERISTICS

STV7710/WAF

(Vcc = 5V, Vpp = 70V, Vssp = 0V, Vss = 0V, Tamb = 25°C, FCLK = 40 MHz, unless otherwise

specified)

Symbol

Parameter

Min

Typ

Max Unit

SUPPLY

Vcc

Logic supply voltage

4.50

5

5.5

V

Icc

Logic supply current (Note 1)

-

45

100

µA

Iccl

Logic Dynamic Supply Current (FCLK=20Mhz)

-

20

-

mA

(Note 2)

Icc

Logic Supply Current (Vih=2.0V)

-

750

µA

Vpp

Power output supply voltage

15

70

V

Ipph

Power output supply current

(steady outputs)

-

-

10

µA

OUTPUT

OUT1-OUT96 (Figure 10)

Vpouth

Power output high level (voltage drop versus Vpp)

@Ipouth = - 20mA and Vpp = 70V

-

7.5

14

V

Vpoutl

Power output low level @ Ipoutl = + 20mA

-

5

11

V

Vdouth

Output diode voltage drop @ Idouth = + 30mA

-

1

2

V

(Note 3)

Vdoutl

Output diode voltage drop @ Idoutl = - 30mA

(Note 3)

-2

-1

-

V

DATA A, DATA B (Figure 9)

Voh

Logic output high level @Ioh=-1mA

4

4.8

-

V

Vol

Logic output low level @Iol = 1 mA

-

0.1

0.4

V

INPUT

CLK, F/R, STB, POC, BLK, DATA_A, DATA B (Figure 7)

Vih

Input high level

2.0

-

-

V

Vil

Input low level

-

-

0.9

V

Iih

High level input current (Vih >=2.0V)

-

-

5

µA

Iil

Low level input current (Vil = 0v)

-

-

5

µA

Cin

Input capacitance (Note 4)

15

pF

Note: 1 Logic input levels compatible with 5V CMOS logic

2 All data inputs are commuted at 10MHz

3 see Figure 5:Test configuration page16

4 This parameter is measured during ST’s internal qualification which includes temperature

characterization on standard and corner batches of the process. This parameter is not tested on the

part.

12/19

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