SNAD01C datasheet(14/27 Pages) SONIX

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SNAD01C

8-CHANNEL 8-BIT ADC

7. ELECTRICAL CHARACTERISTICS

Typical values apply for VDD=VREF=3.0 V, TAMB=25 °C unless otherwise noted.

Symbol

Parameter

min

typ

max

Unit

Conditions

Analog-to-Digital Converter

VDD

Operating voltage

2.7

3.0

5.25

IDD

Operating current

400

µA

Excluding bandgap reference

and Control Register’s RF is

set up 0 .

VDD=3.0V

IPDN

Power Down Current

0.1

µA

VDD=3.0V

FSMP

Conversion Rate

(Throughput Rate)

kHz

VDD=3.0V

VDD=5.0V

DNL

Differential Nonlinearity

±0.5

LSB

INL

Integral Nonlinearity

±-0.5

LSB

NMC

No Missing Code

Bits

VDD=2.7~5.25V

SINAD

Signal to Noise and

Distortion

ENOB

Effective Number of Bits

Bits

Bandgap reference

VBG

Bandgap reference output

voltage

1.14

1.17

1.20

IBG

Operating current of BGR

400

µA

Digital Interface

Weak pull up/down

resistance

500k

Ω

VDD=3V

Output drive/sink current of

DIO

VOP=VDD-0.5v / VSS+0.5v

Version: 1.5

July 31, 2003

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