HI3026AEVAL(1997) Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

HI3026AEVAL
(Rev.:1997)

8-Bit, 140 MSPS, Flash A/D Converter

Intersil 

Pin Descriptions (Continued)

PIN NO SYMBOL

45

SELECT

TYPICAL

VOLTAGE

I/O

LEVEL

VCC or GND

HI3026A

EQUIVALENT CIRCUIT

DVCC1

DESCRIPTION

Data Output Mode Selection. (See Table 2,

Operating Mode Table.)

45

DGND1

DVEE3

11

VRT

I 4.0V (Typ)

9

VRM3

VRB +

34-- (VRT - VRB)

7

VRM2

VRB +

24-- (VRT - VRB)

4

VRM1

VRB +

14-- (VRT - VRB)

2

VRB

I 2.0V (Typ)

R1

11

R/2

R

R

9

R

7

R

4

R

R

R2

2

R2

COMPARATOR 1

COMPARATOR 63

COMPARATOR 64

COMPARATOR 127

COMPARATOR 128

COMPARATOR 191

COMPARATOR 192

COMPARATOR 255

Top Reference Voltage. By-pass to AGND

with a 1µF tantal capacitor and a 0.1µF

chip capacitor.

Reference Voltage Mid Point. Bypass to

AGND with a 0.1µF chip capacitor.

Reference Voltage Mid Point. Bypass to

AGND with a 0.1µF chip capacitor.

Reference Voltage Mid Point. Bypass to

AGND with a 0.1µF chip capacitor.

Bottom Reference Voltage. Bypass to

AGND with a 1µF tantal capacitor and a

0.1µF chip capacitor.

6

VIN

I VRT to VRB

AVCC

COMPARATOR

AVCC

Analog Input.

33 to 40 P1D0 to

P1D7

21 to 28 P2D0 to

P2D7

43 CLKOUT

O TTL

O

O

6

DVEE3

DVCC1

AGND

DGND1

VREF

Port 1 Side Data Output.

DVCC2

21 TO 28

33 TO 40

43

Port 2 Side Data Output.

Clock Output. (See Table 2, Operating

Mode Table.)

DGND2

DVEE3

4-1385

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