LCL8052ACPD datasheet(18/21 Pages) INTERSIL

Nome de Peças	LCL8052ACPD

Descrição Electrónicos	14-Bit/16-Bit, Microprocessor- Compatible, 2-Chip, A/D Converter

PDF	21 Pages

Scroll/Zoom	100%

Fabricante Electrônico	INTERSIL [Intersil Corporation]

Página de início	http://www.intersil.com/cda/home

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18 / 21 page

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FIGURE 11. HANDSHAKE WITH SEN HELD POSITIVE

DATA VALID

THREE-STATE WITH PULLUP

THREE-STATE HIGH IMPEDANCE

DON’T CARE

INTEGRATOR OUTPUT

INTERNAL CLOCK

INTERNAL LATCH

STATUS OUTPUT

MODE INPUT

INTERNAL MODE

SEN INPUT

CE/LOAD

UART

HIGH BYTE DATA

LOW BYTE DATA

NORM

MODE HIGH ACTIVATES

CE/LD, HBEN, LBEN

HBEN

LBEN

SENSED

SEN

ZERO-CROSSING DETECTED

ZERO-CROSSING OCCURS

MODE LOW NOT IN HANDSHAKE MODE

DISABLES OUTPUTS CE/LD, HBEN, MBEN, LBEN

SENSED

SEN

TERMINATES

UART MODE

FOR -16 MBEN SEQUENCE INSERTED HERE

FIGURE 12. HANDSHAKE - TYPICAL UART INTERFACE TIMING

DATA VALID

THREE-STATE HIGH IMPEDANCE

DON’T CARE

INTEGRATOR

INTERNAL

STATUS

MODE

INTERNAL

SEN INPUT

CE/LOAD

UART

HIGH BYTE

MIDDLE

LOW BYTE

NORM

HBEN

MBEN

LBEN

ZERO-CROSSING DETECTED

ZERO-CROSSING OCCURS

OUTPUT

CLOCK

LATCH

OUTPUT

INPUT

MODE

DATA

BYTE DATA

DATA

DATA VALID

(UART TBRE)

(UART TBRL)

ICL8052/ICL7104, ICL8068/ICL7104

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