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Electrical characteristics (continued) – Rainbow Electronics MAX1426 User Manual

Page 4

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MAX1426

10-Bit, 10Msps ADC

4

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ELECTRICAL CHARACTERISTICS (continued)

(V

AVDD

= V

CMLP

= +5V, V

DVDD

= +3.3V, V

CMLN

= V

AGND

= V

DGND

= 0, internal reference, digital output loading 35pF, f

CLK

=

10MHz (50% duty cycle), T

A

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at T

A

= +25°C.)

(Note 1)

V

3.25

V

REFP

Positive Reference

(Note 1)

V

2.25

V

CML

Common-Mode Reference
Voltage

OE/PD = DV

DD

V

DVDD

= 5.25V, OE/PD = DV

DD

I

OL

= 200µA, V

DVDD

= 2.7V

I

OH

= -200µA, V

DVDD

= 2.7V

V

REFP

- V

REFN,

T

A

= +25°C

V

DVDD

< 4.75V

V

DVDD

> 4.75V

OE/PD = DV

DD

V

DVDD

= 5.0V

REFIN = AGND

OE/PD = DV

DD

V

DVDD

< 4.75V

V

DVDD

= 3.3V

V

DVDD

> 4.75V

CONDITIONS

pF

Three-State Capacitance

µA

Three-State Leakage

V

V

OL

Output Logic Low

V

V

OH

Output Logic High

pF

Input Capacitance

0.3

×

V

DVDD

V

0.8

V

IL

Input Logic Low

0.7

×

V

DVDD

V

2.4

V

IH

Input Logic High

ppm/°C

±150

Differential Reference
Temperature Coefficient

V

1.8

2

2.2

Differential Reference

mW

156

210

PD

Power Dissipation

µA

40

150

Digital Shutdown Current

5.3

8

mA

25

35

Analog Supply Current with
Internal Reference in Shutdown

mA

0.6

1

Analog Shutdown Current

mA

3.3

6

I

DVDD

Digital Supply Current

UNITS

MIN

TYP

MAX

SYMBOL

PARAMETER

V

2.7

3.3

5.5

V

DVDD

Digital Supply Voltage

V

4.75

5.00

5.25

V

AVDD

Analog Supply Voltage

mA

29

38

I

AVDD

Analog Supply Current

(Note 1)

V

1.25

V

REFN

Negative Reference

V

DVDD

= 5.25V

µA

-20

20

µA

-10

10

Input Current Leakage

10

V

DVDD

V

DVDD

- 0.5

0.5

-10

10

10

I

CLK

I

OE/PD

REFERENCE OUTPUT (REFP, CML, REFN; internal +2.5V reference)

POWER SUPPLY

DIGITAL INPUTS (CLK, OE/PD)

DIGITAL OUTPUTS (D0–D9)