STV0190 Просмотр технического описания (PDF) - STMicroelectronics

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STV0190

DUAL 40 MSPS 6-BIT ANALOG TO DIGITAL CONVERTER

STMicroelectronics 

STV0190

ELECTRICAL CHARACTERISTICS (continued)

Symbol

Parameter

CLOCK OUTPUT

VOH

High Ouput Voltage

VOL

Low Output Voltage

IOH

High Output Current

IOL

Low Output Current

Clock Duty Cycle

tCL

Clock Period

REFERENCE LADDER

Top Voltage

Bottom Voltage

DC Bias Restoration Error

ZVTOP/VBOT Input Impedance

CROSSTALK

Isolation A/B

DC ACCURACY

Test Conditions

Open input digital output

should be

Integral non Lin.

Diff. Non Lin.

AC ACCURACY (fIN = 10MHz, FS = 40 MSPS, VIN = 95% FSCALE)

Effective Number of Bit

SNR

THD

THD First 5 Harmony

Integral non Lin.

A/D Amplifier Response Mismatching

Min. Typ. Max.

2.4

VCC

0

0.4

-4

4

40

60

24

VCC + 0.5

32/64

011111

90

VCC - 0.5

33/64

100000

37

-0.5

+0.5

-0.5

+0.5

5

33

33

-1

+1

0.2

Unit

V

V

mA

mA

%

ns

V

V

Ω

dB

LSB

LSB

bits

dB

dB

LSB

dB

Figure 1 : Timing Diagram

N

N+2

ANALO G

S IGNAL

tAPER

N+1

tCL

CLOCK OUT

S IGNAL

tP D

tV

DIGITAL

S IGNAL

Da ta

for N

tS KEW

Da ta

for N+1

Da ta

for N+2

Note : This diagram shows a delay of one clock cycle. Additionnal integer multiple delay periods are acceptable. Output data must be valid on

the rising edge of the clock out signal.

5/7

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