AD2S105AP datasheet(2/12 Pages) AD

2 / 12 page

AD2S105–SPECIFICATIONS

Parameter

Min

Typ

Max

Units

Conditions

SIGNAL INPUTS

PH/IP1, 2, 3, 4 Voltage Level

±2.8

±3.3

V p-p

DC to 50 kHz

PH/IPH1, 2, 3 Voltage Level

±4.25

V p-p

DC to 50 kHz

Input Impedance

PH/IP1, 2, 3

7.5

Ω

PH/IPH1, 2, 3

13.5

Ω

PH/IP1, 4

Ω

Mode 1 Only (2 Phase)

Sin & Cos

Gain

PH/IP1, 2, 3, 4

0.95

1.05

PH/IPH1, 2, 3

0.56

VECTOR PERFORMANCE

3-Phase Input-Output

Radius Error (Any Phase)

±0.4

±1

DC to 600 Hz

Angular Error

1, 2

PH/IP

arc min

DC to 600 Hz

PH/IPH

arc min

DC to 600 Hz

Differential Nonlinearity

±1

LSB

Full Power Bandwidth

kHz

Small Signal Bandwidth

200

kHz

ANALOG SIGNAL OUTPUTS

PH/OP1, 4

PH/IP, PH/IPH INPUTS

Output Voltage

±2.8

±3.3

V p-p

DC to 50 kHz

Offset Voltage

Inputs = 0 V

Slew Rate

µs

Small Signal Step Response

µs1° Input to Settle to

±1 LSB (Input to Output)

Output Impedance

Ω

Output Drive Current

3.0

4.0

Outputs to AGND

Resistive Load

Ω

Capacitive Load

STROBE

Write

100

Positive Pulse

Max Update Rate

366

kHz

BUSY

Pulse Width

1.7

2.5

µs

Conversion in Process

VOH

4V dc

IOH = 0.5 mA

VOL

1V dc

IOL = 0.5 mA

DIGITAL INPUTS

DB1–DB12

VIH

3.5

V dc

VIL

1.5

V dc

Input Current, IIN

±10

µA

Input Capacitance, CIN

CONV MODE

(CONV1, CONV2)

VIH

3.5

V dc

VIL

1.5

V dc

Input Current

100

µA

Internal 50 k

Ω

Input Capacitance

Pull-Up Resistor

REV. 0

–2–

(VDD = +5 V

± 5%; V

SS = –5 V

± 5% AGND = DGND = O V;

TA = –40

°C to +85°C, unless otherwise noted)

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