IC-MB3 datasheet(3/26 Pages) ICHAUS

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iC-MB3

BiSS INTERFACE MASTER, 1-Chan./3-Slaves

Rev D1, Page 3/26

PACKAGES TSSOP24 to JEDEC Standard

PIN CONFIGURATION

PIN FUNCTIONS

TSSOP24 4.4 mm, lead pitch 0.65 mm

No. Name

Function

(top view)

NCS

Chip Select Input, low active

ALE-SCLK

Address Latch Enable Input

DB0

Data Bus

DB1

Data Bus

DB2

Data Bus

DB3

Data Bus

DB4

Data Bus

DB5

Data Bus

DB6

Data Bus

DB7

Data Bus

GND

Ground

VDD

+3.3 ... +5V Supply Voltage

EOT

End-Of-Transmission Output

GETSENS

Sensor Data Request Input

NER

Error Message Input/Output, low active

MA1

BiSS Clock/Data Line Output

SL1

BiSS Data Line Input

INT_NMOT

Mode Select (Intel = 1, Motorola = 0)*

CFGSPI

Serial/Parallel Mode Select Input

(serial SPI = 1, parallel = 0)

NRES

Reset Input, low active

CLK

External Clock Input

CLKOUT**

Clock Output

NWR_E

Write Input, low active (Intel)

Enable Input, high active (Motorola)

NRD_RNW

Read Input, low active (Intel)

Read/Not-Write Select Input (Motorola)

Serial SPI Communication Mode (CFGSPI = 1):

NCS

Chip Select Input, low active

SCLK

SPI Clock Input

SPI Serial Data Input

SPI Serial Data Output

* only when CLKENI = 1 else no signal

** on SPI no effect

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