LTC1864 datasheet(8/20 Pages) LINER

Il numero della parte	LTC1864

Spiegazioni elettronici	關Power, 16-Bit, 250ksps 1- and 2-Channel ADCs in MSOP

PDF	20 Pages

Scroll/Zoom	100%

Produttore elettronici	LINER [Linear Technology]

Homepage	http://www.linear.com

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8 / 20 page

LTC1864/LTC1865

sn18645 18645fs

Load Circuit for tdDO, tr, tf, tdis and ten

Voltage Waveforms for SDO Rise and Fall Times, tr, tf

Voltage Waveforms for SDO Delay Times, tdDO and thDO

Voltage Waveforms for ten

SDO

20pF

TEST POINT

VCC tdis WAVEFORM 2, ten

tdis WAVEFORM 1

1864 TC01

SCK

SDO

VIL

tdDO

thDO

VOH

VOL

1864 TC02

1864 TC03

CONV

SDO

ten

SDO

1864 TC04

VOH

VOL

TEST CIRCUITS

Voltage Waveforms for tdis

SDO

WAVEFORM 1

(SEE NOTE 1)

VIH

tdis

90%

10%

SDO

WAVEFORM 2

(SEE NOTE 2)

CONV

NOTE 1: WAVEFORM 1 IS FOR AN OUTPUT WITH INTERNAL CONDITIONS SUCH

THAT THE OUTPUT IS HIGH UNLESS DISABLED BY THE OUTPUT CONTROL

NOTE 2: WAVEFORM 2 IS FOR AN OUTPUT WITH INTERNAL CONDITIONS SUCH

THAT THE OUTPUT IS LOW UNLESS DISABLED BY THE OUTPUT CONTROL

1864 TC05

FUNCTIONAL BLOCK DIAGRA

1864/65 BD

16-BIT

SAMPLING

ADC

BIAS AND

SHUTDOWN

CONVERT

CLK

SERIAL

PORT

16 BITS

IN+

(CH0)

IN–

(CH1)

VCC

VREF

SDO

GND

CONV (SDI) SCK

PIN NAMES IN

PARENTHESES

REFER TO LTC1865

DATA OUT

DATA IN

–

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