AD28msp02

REV. 0

–12–

DIGITAL INTERFACE ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Min

Typ

Max

Unit

Test Condition

Input High Voltage

2.4

V

Input Low Voltage

0.8

V

Output High Voltage

2.4

V

Output Low Voltage

0.4

V

High Level Input Current

10

µAV

Low Level Input Current

10

µAV

Low Level Output 3-State Leakage Current

10

µAV

High Level Output 3-State Leakage Current

10

µAV

Digital Input Capacitance

10

pF

ANALOG INTERFACE ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Min

Typ

Max

Unit

ADC:

10

nA

Input Resistance

100

M

Ω

Input Load Capacitance

10

pF

Maximum Input Range

2

3.156

V p-p

DAC:

Output Resistance

1, 3

1

Ω

Output DC Offset

4

400

mV

Output Load Capacitance

3

100

pF

2.25

2.75

V

Single-Ended

3.156

V

Differential

6.312

V

Load Resistance

3

2k

Ω

Test Conditions for all analog interface tests: Unity input gain, A/D 20 dB preamplifier bypassed, D/A PGA set for 0 dB gain, no load on analog output

POWER DISSIPATION

Symbol

Parameter

Min

Max

Unit

Analog Operating Voltage

4.5

5.5

V

Digital Operating Voltage

4.5

5.5

V

Operating Current Active

1

40

mA

Power Dissipation Active

1

200

mW

0.5

mA

Power Dissipation Inactive

2

2.5

mW