WM8170 查看數據表（PDF） - Wolfson Microelectronics plc

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WM8170

3.3V Integrated Signal Processor for Area Array CCDs

Wolfson Microelectronics plc 

WM8170

Product Preview Rev 1.0

Test Characteristics

CVDD = AVDD = DVDD = 3.3V, AGND = DGND = CGND = 0V, RISET=15kΩ , TA = 0oC to +70oC, unless otherwise stated.

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Reset Level Clamp Switch/AC Coupling Resistance

AC coupling resistance, ON

RCON

ACINP=1

30

50

70

kΩ

AC coupling resistance, OFF

RCOFF

ACINP=0

20

MΩ

Reset level clamp switch

RON

ACINP=0, CLPENB=0

115

150

185

Ω

resistance

CLPSWB=0

Black Level Clamp

DC offset correction range

VBLCR

V375=1

80

mV

References

VMID voltage

VMID

1.575

1.65

1.725

V

VRT - VRB, Note 1

VREFL

V375=0

0.5

V

VRT - VRB, Note 1

VREFH

V375=1

0.75

V

VCLP voltage referenced to

VMID

Voltage on ISET pin

VISET temperature coefficient

VCOOO

VCO1O

VC1OO

VCOO1

VCO11

VC1O1

VISET

VITEMP

VCLP[1.0]

00

01

10

00

01

10

V375

0

0

0

1

1

1

1.203

-0.25

0

+0.25

-0.375

0

+0.375

1.234

1.265

V

V

V

V

V

V

V

mV/oC

Auxiliary DACs

Resolution

8

Bits

Maximum integral non-

INL

linearity

+1

LSB

Maximum differential non-

linearity

DNL

+0.75

LSB

Full scale output, TIMES 2

Full scale output, TIMES 1

Output slew rate

DFSO

DFSOH

DSR

AUX1X1,

AUX2X1 = 0

AUX1X1,

AUX2X1 = 1

AVDD

AVDD/2

V

V

V/µsec

Output settling time

DTS

µsec

Load regulation

DLR

mV/mA

Note 1: ADC input voltage is twice VRT- VRB voltage.

WOLFSON MICROELECTRONICS LTD

PP Rev 1.0 March 2000

6

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