SIN/COS SIGNAL CONDITIONER WITH 1Vpp DRIVER

Rev F3, Page 9/32

ELECTRICAL CHARACTERISTICS

Operating conditions: VDD = 4.3...5.5 V, Tj = -40...140 °C, IBN calibrated to 200 µA, reference point GNDS, unless otherwise stated.

Item

Symbol

Parameter

Conditions

Unit

No.

Min.

Typ.

Max.

120 fc()in

Input Amplifier Cut-off Frequency

(-3dB)

250

kHz

Signal Conditioning, Inputs X1, X2

201 Vin()sig

Permissible Input Voltage Range RIN0(3:0) = 0x01

0.75

VDDS

−

1.5

V

RIN0(3:0) = 0x09

0

VDDS

V

202 Iin()sig

Permissible Input Current Range RIN0(0) = 0, BIAS0 = 0

-300

-10

µA

RIN0(0) = 0, BIAS0 = 1

10

300

µA

203 Iin()

Input Current

RIN0(3:0) = 0x01

-10

10

µA

204 Vout(X2)

Output Voltage at X2

BIASEX = 10, I(X2) = 0, referenced to VRE-

Fin12

95

100

105

%

205 Vin(X2)

Permissible Input Voltage at X2

BIASEX = 11

0.5

VDDS

−

2

V

206 Rin(X2)

Input Resistance at X2

BIASEX = 11, RIN0(3:0) = 0x01, RIN12(3:0) =

0x01

20

27

35

kΩ

207 Rin()

Input Resistance vs. VREFin

Tj = 27 °C;

RIN0(3:0) = 0x09

16

20

24

kΩ

RIN0(3:0) = 0x00

1.1

1.6

2.1

kΩ

RIN0(3:0) = 0x02

1.6

2.3

3.0

kΩ

RIN0(3:0) = 0x04

2.2

3.2

4.2

kΩ

RIN0(3:0) = 0x06

3.2

4.6

6.0

kΩ

208 TCRin()

Temperature Coefficient Rin

0.15

%/K

209 VREFin0

Reference Voltage

RIN0(0) = 0, BIAS0 = 1

1.35

1.5

1.65

V

RIN0(0) = 0, BIAS0 = 0

2.25

2.5

2.75

V

210 G0

Selectable Gain Factors

RIN0(3:0) = 0x01, GR0 and GF0 = 0x0

2

RIN0(3:0) = 0x01, GR0 and GF0 = max.

100

RIN0(3:0) = 0x09, GR0 and GF0 = 0x0

0.5

RIN0(3:0) = 0x09, GR0 and GF0 = max

25

211 ∆Gdiff

Differential Gain Accuracy

calibration range 5 bit

-0.5

0.5

LSB

212 ∆Gabs

Absolute Gain Accuracy

calibration range 5 bit, guaranteed monotony

-1

1

LSB

213 Vin()diff

Recommended Differential Input

Voltage

Vin()diff = V(CHP0) - V(CHN0);

RIN0(3:0) = 0x01

10

500

mVpp

RIN0(3:0) = 0x09

40

2000

mVpp

214 Vin()os

Input Offset Voltage

referred to side of input

0

75

µV

215 VOScal

Offset Calibration Range

referenced to the selected source (REFVOS);

OR0 = 00

±100

%V()

OR0 = 01

±200

%V()

OR0 = 10

±600

%V()

OR0 = 11

±1200

%V()

216 ∆VOSdiff

Differential Linearity Error of

Offset Correction

calibration range 6 bit

-0.5

0.5

LSB

217 ∆VOSint

Integral Linearity Error of Offset

Correction

calibration range 6 bit

-1

1

LSB

Signal Filter

301 fc

Cut-off Frequency

ENF = 1, f()in 100 kHz for sine/cosine

4000

kHz

302 phi

Phase Delay (output vs. input)

ENF = 1, f()in 500 kHz for sine/cosine

10

°

Index Pulse Comparator Output PZ, NZ

401 Vpk()

Output Amplitude With Sensor

Tracking via ACO

EAZ = 1, ADJ(4:0) = 0x19

225

250

275

mV

402 SR()

Output Slew Rate

EAZ = 1

1

V/µs

Line Driver Outputs PS, NS, PC, NC, PZ, NZ

501 Vpk()max

Permissible Output Amplitude

VDD = 4.5 V, DC level = VDD/2,

300

mV

RL = 50 Ω vs. VDD/2

502 Vpk()

Output Amplitude With Sensor

Tracking via ACO

ADJ (8:0) = 0x19

225

250

275

mV

503 fc()out

Cut-off Frequency

CL = 250 pF

500

kHz