LC74782 Ver la hoja de datos (PDF) - SANYO -> Panasonic

Número de pieza

componentes Descripción

Fabricante

LC74782

On-Screen Display Controller LSI for VCR Products

SANYO -> Panasonic 

LC74782, 74782M

Electrical Characteristics at Ta = –30 to +70°C, VDD1 = 5 V unless otherwise specified

Parameter

Symbol

Conditions

min

Input off leakage current

Output off leakage current

Output high level voltage

Output low level voltage

Input current

Operating current drain

Sync level

Ileak1

Ileak2

VOH1

VOL1

IIH

IIL

IDD1

IDD2

VSN

CVIN pin

CVOUT pin

BLANK, CHARA and SEPOUT pins: VDD1 = 4.5 V,

IOH = –1.0 mA

BLANK, CHARA and SEPOUT pins: VDD1 = 4.5 V,

IOH = 1.0 mA

RST, CS, SIN, SCLK, CTRL1, CTRL3 and SEPIN pins:

VIN = VDD1

CTRL1, CTRL2, CTRL3 and OSCIN pins: VIN = VSS1

VDD1 pin; all outputs: open, Xtal: 7.159 MHz,

LC: 8 MHz

VDD2 pin: VDD2 = 5 V

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

3.5

–1

0.70

0.91

Pedestal level

VPD

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

1.31

1.53

Color burst low level

VCBL

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

1.00

1.21

Color burst high level

VCBH

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

1.63

1.84

Background color low level

VRSL

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

1.47

1.68

Background color high level

VRSH

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

1.99

2.19

Border level 0

VBK0

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

1.42

1.63

Border level 1

VBK1

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

1.99

2.19

Character level

VCHA

CVOUT pin

VDD1 = 5.0 V,

VDD2 = 5.0 V

*1

*2

2.58

2.78

Note: 1. When the sync level is 0.8 V.

2. When the sync level is 1.0 V.

typ

max

Unit

1

µA

1

µA

V

1.0

V

1

µA

µA

15

mA

20

mA

0.82

0.94

V

1.03

1.15

V

1.43

1.55

V

1.65

1.77

V

1.12

1.24

V

1.33

1.45

V

1.75

1.87

V

1.96

2.08

V

1.59

1.71

V

1.80

1.92

V

2.11

2.23

V

2.31

2.43

V

1.54

1.66

V

1.75

1.87

V

2.11

2.23

V

2.31

2.43

V

2.70

2.82

V

2.90

3.02

V

Timing Characteristics at Ta = –30 to +70°C, VDD1 = 5 ± 0.5 V

Parameter

Minimum input pulse width

Data setup time

Data hold time

One word write time

Symbol

tW (SCLK)

tW (CS)

tSU (CS)

tSU (SIN)

th (CS)

th (SIN)

tword

twt

Conditions

SCLK pin

CS pin (the period when CS is high)

CS pin

SIN pin

CS pin

SIN pin

8-bit data write time

RAM data write time

min

typ

max

Unit

200

ns

1

µs

200

ns

200

ns

2

µs

200

ns

4.2

µs

1

µs

No. 4989-4/16

Share Link: