IC-NQC 参数 Datasheet PDF下载

iC-NQC

preliminar y

Rev B1, Page 6/29

13-bit Sin/D CONVERTER WITH SIGNAL CALIBRATION

ELECTRICAL CHARACTERISTICS

Operating Conditions: VDDA = VDD = 5 V ±10 %, Tj = -40 ... 125 °C, unless otherwise stated.

Item

No.

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

Total Device

Functionality and parameters beyond the operating conditions (with reference to independent voltage supplies, for instance)

are to be verified within the individual application using FMEA methods.

001

002

003

004

005

006

VDDA,

VDD

I(VDDA)

I(VDD)

Von

Vhys

Vc()hi

Permissible Supply Voltage

Supply Current in VDDA

Supply Current in VDD

Turn-on Threshold VDDA, VDD

Turn-on Threshold Hysteresis

Clamp Voltage hi at

PSIN, NSIN, PCOS, NCOS,

PZERO, NZERO, VREF

Vc()hi = V() - VDDA;

I() = 1 mA, other pins open

fin() = 200 kHz; A, B, Z open

fin() = 200 kHz; A, B, Z open

3.2

200

0.3

1.6

4.5

5.5

15

20

4.4

V

mA

mA

V

mV

V

007

Vc()lo

Clamp Voltage lo at

I() = -1 mA, other pins open

PSIN, NSIN, PCOS, NCOS,

PZERO, NZERO, VREF, NERR,

SCL, SDA, MA, SLI, SLO, A, B, Z

Clamp Voltage hi at

NERR, SCL, SDA, MA,

SLI, SLO, A, B, Z

Vc()hi = V() - VDD;

I() = 1 mA, other pins open

-1.6

-0.3

V

008

Vc()hi

0.3

1.6

V

Input Amplifiers and Signal Inputs PSIN, NSIN, PCOS, NCOS

101 Vos()

Input Offset Voltage

Vin() and G() in accordance with table GAIN;

G

≥

20

G < 20

102

103

104

105

106

107

TCos

Iin()

GA

GArel

fhc

SR

Input Offset Voltage

Temperature Drift

Input Current

Gain Accuracy

Gain SIN/COS Ratio Accuracy

Cut-off Frequency

Slew Rate

see 101

V() = 0 V ... VDDA

G() in accordance with table GAIN

G() in accordance with table GAIN

G = 80

G = 2.667

G = 80

G = 2.667

-10

-15

±10

-50

95

97

230

650

4

9

-1.0

-0.5

-10

±0.35

10

15

mV

mV

µV/K

50

102

103

nA

%

%

kHz

kHz

V/µs

V/µs

Sine-To-Digital Conversion

201

202

203

AAabs

AAabs

AArel

Absolute Angle Accuracy without referred to 360° input signal, G = 2.667,

calibration

Vin = 1.5 Vpp, HYS = 0

Absolute Angle Accuracy after

calibration

Relative Angle Accuracy

referred to 360° input signal, HYS = 0, internal

signal amplitude of 2 ... 4 Vpp

referred to signal periods at A, resp. B

(see Fig. 1);

G = 2.667, Vin = 1.5 Vpp, SELRES = 1024,

FCTR = 0x0004 ... 0x00FF, fin < fin

max

(see table 16)

I(VREF) = -1 mA ... +1 mA

1.0

+0.5

10

DEG

DEG

%

Reference Voltage Output VREF

801

VREF

Reference Voltage

48

52

%

VDDA

MHz

Oscillator

A01 fosc()max

A02

fosc()

Permissible Max. Oscillator

Frequency

Oscillator Frequency

presented at pin SCL with subdivision

of 2048;

presented at pin SCL with subdivision

of 2048;

VDDA = VDD = 5 V ±10 %, CFGOSC = 0x00

VDDA = VDD = 5 V, CFGOSC = 0x00

VDDA = VDD = 5 V, CFGOSC = 0x03

VDDA = VDD = 5 V, CFGOSC = 0x05

VDDA = VDD = 5 V

90

52

60

72

54

84

-0.1

90

83

MHz

MHz

MHz

MHz

%/K

A03

TCosc

Oscillator Frequency Tempera-

ture Drift