HI5660(1999) Ver la hoja de datos (PDF) - Intersil

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HI5660
(Rev.:1999)

8-Bit, 165/125/60MSPS, High Speed D/A Converter

Intersil 

Typical Applications Circuit

DCOM

D7

D6

D5

D4

D3

D2

D1

D0

50Ω

10µF

FERRITE

BEAD

+ 10µH 0.1µF

HI5660

HI5660

(9-14, 25)

D7 (MSB) (1)

D6 (2)

D5 (3)

D4 (4)

D3 (5)

D2 (6)

D1 (7)

D0 (LSB) (8)

CLK (28)

DCOM (26)

DVDD (27)

(15) SLEEP

(16) REFLO

(17) REFIO

0.1µF

DCOM

ACOM

(18) FSADJ

(22) IOUTA

(21) IOUTB

(23) NC

(19) COMP1

(20) ACOM

(24) AVDD

RSET 1.91kΩ

D/A OUT

50Ω

50Ω

D/A OUT

0.1µF

FERRITE

BEAD

10µH

0.1µF

+5V OR +3V (VDD)

+

10µF

Functional Block Diagram

IOUTA IOUTB

(LSB) D0

D1

D2

D3

D4

D5

D6

(MSB) D7

CLK

LATCH

UPPER

31

5-BIT

DECODER

34

LATCH

SWITCH

MATRIX

CASCODE

CURRENT

SOURCE

34

3 LSBs

+

31 MSB

SEGMENTS

INT/EXT

REFERENCE

SELECT

INT/EXT

VOLTAGE

REFERENCE

BIAS

GENERATION

COMP1

AVDD ACOM DVDD DCOM

REFLO

REFIO

FSADJ SLEEP

2

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