HI5813(2001) データシートの表示（PDF） - Intersil

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HI5813
(Rev.:2001)

CMOS 3.3V, 30 Microsecond, 12-Bit, Sampling A/D Converter with Internal Track and Hold

Intersil 

HI5813

Timing Diagrams

1

2

3

4

5 - 14

15

1

2

3

CLK

STRT

DRDY

tD1DRDY

tD2DRDY

tLOW

tHIGH

D0 - D11

DATA N - 1

DATA N

VIN

OEL = OEM = VSS

CLK

STRT

DRDY

VIN

TRACK N

HOLD N

TRACK N + 1

FIGURE 1. CONTINUOUS CONVERSION MODE

15

1

2

2

2

3

4

5

tRSTRT

tSUSTRT

tWSTRT

tD3DRDY

HOLD

TRACK

FIGURE 2. SINGLE SHOT MODE

HOLD

OEL OR OEM

tEN

D0 - D3 OR D4 - D11

HIGH IMPEDANCE

TO HIGH

HIGH

IMPEDANCE

TO LOW

50%

50%

tDIS

90%

10%

TO

OUTPUT

PIN

50pF

1.6mA

+2.1V

-1.6mA

FIGURE 3A.

FIGURE 3B.

FIGURE 3. OUTPUT ENABLE/DISABLE TIMING DIAGRAM

5

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