ADC0803(2002) 查看數據表（PDF） - Intersil

零件编号

产品描述 (功能)

生产厂家

ADC0803
(Rev.:2002)

8-Bit, Microprocessor-Compatible, A/D Converters

Intersil 

ADC0803, ADC0804

Timing Diagrams (Continued)

INTR

INTR RESET

CS

tRI

RD

DATA

OUTPUTS

VALID

DATA

tACC

THREE-STATE

(HI-Z)

t1H , t0H

VALID

DATA

FIGURE 10B. OUTPUT ENABLE AND RESET INTR

D+1

D

D-1

56

34

12

A-1 A A+1

ANALOG INPUT (VIN)

+1 LSB

+1/2 LSB

0

-1/2 LSB

-1 LSB

135

* QUANTIZATION ERROR

2

46

A-1 A A+1

ANALOG INPUT (VIN)

TRANSFER FUNCTION

FIGURE 11A. ACCURACY = ±0 LSB; PERFECT A/D

ERROR PLOT

D+1

D

D-1

5

6

3

4

1

2

A-1 A A+1

ANALOG INPUT (VIN)

+1 LSB

0

-1 LSB

1

3

6

* QUANTIZATION

ERROR

4

2

A-1 A A+1

ANALOG INPUT (VIN)

TRANSFER FUNCTION

ERROR PLOT

FIGURE 11B. ACCURACY = ±1/2 LSB

FIGURE 11. CLARIFYING THE ERROR SPECS OF AN A/D CONVERTER

7

Share Link: