TMC249 / TMC249A DATA SHEET (V2.09 / 2009-Jul-30)

5

Copyright © 2005, TRINAMIC Motion Control GmbH & Co KG

Pinning

1

2

3

4

5

6

7

28

27

26

25

24

23

22

17

SDO

SDI

LA2

HA1

INB

HA2

SRA

LA1

AGND

ANN

SLP

INA

16

BL2

SCK

15

LB1

8

9

10

11

12

13

14

SRB

CSN

HB1

BL1

OSC

LB2

20

GND

19

VS

18

VT

21

VCC

HB2

ENN

SPE

Note: Cooling plane on -LA type should be connected to GND or left open.

Package codes

Type

Package

Temperature range

Lead free

Code/marking

TMC249A SO28

automotive (1)

Yes

TMC249A-SA

TMC249

SO28

automotive (1)

From date code 0505

(wwyy)

TMC249-SA

TMC249A QFN32, 7*7mm

until date code 1808

automotive (1)

Yes

TMC249A-LA /

249A-LA

(1) ICs are not tested according to automotive standards, but are usable within the complete

automotive temperature range.

AGND

ANN

HA1

HA2

-

SRA

SRB

LB2

LB1

-

HB2

HB1

BL2

VT

Top view

LA1

LA2

32

31

30

29

28

27

26

25

9

10

11

12

13

14

15

16

TMC 249-LA