IC-MR datasheet(4/44 Pages) ICHAUS

4 / 44 page

preliminary

iC-MR 13-BIT S&H SIN/COS

INTERPOLATOR WITH CONTROLLER INTERFACES

Rev A1, Page 4/44

PACKAGING INFORMATION

PIN CONFIGURATION QFN48-7x7

(topview)

PIN FUNCTIONS

No. Name Function

1 ACO

Signal Level Controller, high-side current

source output

2 VDDA +5V Supply Voltage, analog

3 GNDA Ground, analog

4 PSO

Sine Output

5 NSO

Sine Output, inverted

6 PCO

Cosine Output

7 NCO

Cosine Output, inverted

8 NERR Error Signal, input/indication output*

9 VDD

+5V Supply Voltage, digital

10 GND

Ground, digital

11 SDA

EEPROM Interface, data line I2C

12 SCL

EEPROM Interface, clock line I2C

PIN FUNCTIONS

No. Name Function

13 D7

Par. Interface, data line

14 D6

Par. Interface, data line

15 D5

Par. Interface, data line

16 D4

Par. Interface, data line

17 D3

Par. Interface, data line

18 D2

Par. Interface, data line

19 D1

Par. Interface, data line

20 D0

Par. Interface, data line

21 NWR

Par. Interface, write signal*

22 NRD

Par. Interface, read signal*

23 NL

Par. Interface, storage signal*

Ser. Interface, data acquisition*

24 NCS

Par. Interface, chip select*

Ser. Interface, chip select*

25 MAI

Ser. Interface, clock input

26 SLO

Ser. Interface, data output

27 SLI

Ser. Interface, data input

28 ASLI

Absolute Data Interface, data input

29 AMAO Absolute Data Interface, clock output

30 TMS

Test Mode Selection Input

31 NRES Reset Signal, input/indication output*

32 n.c.

33 T2

Test Pin

34 n.c.

35 ADC

12-bit ADC Input, temperature sensor

36 n.c.

37 T0

Test Pin

38 T1

Test Pin

39 n.c.

40 NSI

Sine Input, inverted

41 PSI

Sine Input

42 VREF Reference Voltage, input/output

43 PCI

Cosine Input

44 NCI

Cosine Input, inverted

45 n.c.

46 n.c.

47 n.c.

48 n.c.

n.c.:

Pin is not connected.

*) Pin is low active.

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