EM19100M Ver la hoja de datos (PDF) - ELAN Microelectronics

Número de pieza

componentes Descripción

Fabricante

EM19100M

8-BIT 20 MSPS VIDEO A/D CONVERTER (CMOS)

ELAN Microelectronics 

OUTPUT CODING

Step

0

1

2

....

124

125

....

254

255

Analog Input (V)

0.607815

0.607815~0.6156250

0.6156250~0.6234375

....

1.6000000~1.6078125

1.6078125~1.6156250

....

2.5843750~2.5921875

2.5921875~

Clock

EM19100

8-BIT 20 MSPS VIDEO A/D CONVERTER (CMOS)

Digital Output Code

00000000

00000001

00000010

....

10000000

10000001

....

11111110

11111111

Conditions

VRB=0.6V

VRT=2.6V

1LSB=7.8125mV

Analog input

N

N+1

N+4

N+2

N+3

Data output

N-3

N-2

N-1

N

N+1

ABSOLUTE MAXIMUM RATINGS (TA=25°C)

Items

Sym.

Rating

Unit

Supply voltage

VDD

7

V

Operating temperature

TOPR

-20 to +65

°C

Input voltage

VIN

VSS to VDD

V

Ref, Input voltage

V ,V

V to V

V

RT RB

SS

DD

(FC=20MPS,VDD=5V,VRB=0.5V,VRT=2.5V,Ta=25 deg.)

Parameter

Sym. Conditions

Maximum Conversion Speed FC

Supply current

IDD

Reference pin current

IREF

Analog input bandwidth

BW

Vin=0.6V to 2.6V fin=1kHz ramp

FC=20MSPS NTSC ramp wave input

Analog input capacitance

Reference resistance

Internal bias

Offset Voltage

Digital input voltage

Digital input current

CIN

RREF

VRB

VRT-VRB

EOT

EOB

VIH

VIL

IIH

IIL

VIN=1.5V+0.07Vrms

Short VRB and VRBS

Short VRT and VRTS

VDD=max.

VIL=0V

VIH=VDD

* This specification are subject to be changed without notice.

Min.

5.7

220

0.55

1.9

-10

0

4.0

Typ. Max.

20

12 17

8.0 9.1

10

11

250 350

0.6 0.65

2.0 2.1

-35 -60

15 45

1.0

5

5

Unit

MSPS

mA

mA

MHz

pF

Ω

V

mV

V

uA

1.26.1996 2

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