CXA1977R 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA1977R

10-bit 20MSPS A/D Converter

Sony Semiconductor 

CXA1977R

Electrical Characteristics

(Ta = 25°C, DVCC1, 2, 3, AVCC = +5V, AGND, DGND1, 2 = 0V, VREFB = +2V, VREFT = +4V)

Item

Resolution

DC characteristics

Integral linearity error

Differential linearity error

Analog input

Analog input current

Analog input capacitance

Analog input band width

Symbol

n

Measurement conditions

EIL

EDL1

EDL2

VIN = +2 to +4V

VIN = +2 to +2.5V

VIN = +2.5 to +4V

IIN

VIN = +4V

CIN

VIN = +3V + 0.07Vrms

BW –1dB

Min. Typ. Max. Unit

10

10

10 bit

–2.0

+2.0 LSB

–0.8

–1

+0.8 LSB

+2∗1 LSB

0

60 µA

50

pF

10

MHz

Reference voltage input

Reference current

Reference resistance

Offset voltage

Reference voltage

Digital input

IREF

RREF

EOT

EOB

VREF1

VREF2

VREF3

–16 –10 –7 mA

120 200 280 Ω

1

10

25 mV

1

10

25 mV

3.5

V

3.0

V

2.5

V

VIH

Digital input voltage

VIL

IIH1

IIL1

Digital input current

IIH2

IIL2

Digital input characteristics

Switching characteristics

∗2

DVCC1

= 5.25V

∗3

VIH = 2.7V

VIL = 0.5V

VIH = 2.7V

VIL = 0.5V

2

–10

–200

–10

–20

2

V

0.8 V

+10 µA

0 µA

+10 µA

0 µA

pF

Maximum operating speed

Clock pulse width

Sampling delay

Output delay time

3-state output disable time

3-state output enable time

Fc

tPWH

tPWL

tSH

tSL

tDLH

tDHL

tPHZ

tPLZ

tPZH

tPZL

∗4

∗4 CL = 20pF

∗6

∗5

∗7

20

MSPS

25

ns

24

ns

–2

1

5

ns

–15

–1

2

ns

10

30 ns

10

30 ns

250 ns

400 ns

500 ns

500 ns

–6–

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