HV623PG Ver la hoja de datos (PDF) - Supertex Inc

Número de pieza

componentes Descripción

Fabricante

HV623PG

32-Channel 128-Level Amplitude Gray-Shade Display Column Driver

Supertex Inc 

HV623

Electrical Characteristics (at TA = 25°C, over operating conditions unless otherwise specified)

High-Voltage Bias Circuit for Output Variation Control

Symbol

Parameter

Min Typ Max Units

Conditions

IPP

VPP supply current for bias circuit

2.0

mA

– OBSOLETE – High-Voltage DC Characteristics

Symbol

Parameter

Min Typ Max Units

Depending on external

bias circuit, see Table 1.

Conditions

IAOH

High-voltage analog output source current

See Performance Curves mA

VPP = 80V

See test circuit

IAOL

High-voltage analog output sink current

See Performance Curves mA

VPP = 80V, VDD = 4.5V

VAO = 2.0V

∆VO

Maximum delta voltage between high voltage outputs

of the same level

±0.2

V

At all gray levels

Recommended Operating Conditions

Symbol

Parameter

Min

Typ

VDD

VDD

VIH

VIL

VBIAS

VCTL

VPP

VR

fSC

TA

Low-voltage digital supply voltage

Low-voltage analog supply voltage

High-level input voltage (analog and digital)

Low-level input voltage (analog and digital)

IPP control circuit bias voltage

IPP control circuit control voltage

High-voltage supply

Ramp voltage

Shift clock operating frequency (at VDD = 5.5V)

Operating free-air temperature

4.5

5.0

4.5

5.0

VDD -1.0

0

-2.0

0

0

-0.3

0

-40

Notes:

Power-up sequence should be the following:

1. Connect ground. 2. Apply VPP. 3. Apply VDD. 4. Set all inputs (Data, CLK, Enable, etc.) to a known state.

5. The VPP should not drop below VDD or float during operation.

Power-down sequence should be the reverse of the above.

Max

5.5

5.5

VDD

1

2.0

80

VPP -2

4.0

70

Units

V

V

V

V

V

V

V

V

MHz

°C

3

Share Link: