®

PCM54/55

3

CONNECTION DIAGRAMS

PIN

PCM54-DIP

PIN

PCM54-DIP

1

Trim

15

Bit 13

2

Bit 1 (MSB)

16

Bit 14

3

Bit 2

17

Bit 15

4

NC

18

Bit 16 (LSB)

5

Bit 3

19

6

Bit 4

20

7

Bit 5

21

SJ

8

Bit 6

22

Common

9

Bit 7

23

10

Bit 8

24

NC

11

Bit 9

25

12

Bit 10

26

13

Bit 11

27

MSB Adjust

14

Bit 12

28

PIN ASSIGNMENTS

PIN

PCM55-SOIC

PIN

PCM55-SOIC

1

Bit 1 (MSB)

13

Bit 13

2

Bit 2

14

Bit 14

3

Bit 3

15

Bit 15

4

Bit 4

16

Bit 16

5

Bit 5

17

6

Bit 6

18

Feedback Resistor

7

Bit 7

19

Summing Junction

8

Bit 8

20

Common

9

Bit 9

21

Current Output

10

Bit 10

22

Bipolar Offset

11

Bit 11

23

12

Bit 12

24

PIN ASSIGNMENTS

DC Supply Voltage ......................................................................

±18VDC

Input Logic Voltage ............................................................... –1V to +5.5V

Power Dissipation .................................. PCM54 800mW, PCM55 400mW

Storage Temperature ...................................................... –55

°C to +100°C

Lead Temperature, (soldering, 10s) .............................................. +300

°C

ABSOLUTE MAXIMUM RATINGS

ORDERING INFORMATION

PACKAGE INFORMATION

PACKAGE DRAWING

PRODUCT

PACKAGE

PCM54HP

28-Pin DIP

215

PCM54JP

28-Pin DIP

215

PCM54KP

28-Pin DIP

215

PCM55HP

24-Lead SOIC

178

PCM55JP

24-Lead SOIC

178

NOTE: (1) For detailed drawing and dimension table, please see end of data

sheet, or Appendix C of Burr-Brown IC Data Book.

PRODUCT

THD at FS

PACKAGE

PCM54HP

0.008

28-Pin DIP

PCM54JP

0.004

28-Pin DIP

PCM54KP

0.0025

28-Pin DIP

PCM55HP

0.008

24-Lead SOIC

PCM55JP

0.004

24-Lead SOIC

1

2

3

4

5

6

7

8

9

10

11

12

13

14

28

27

26

25

24

23

22

21

20

19

18

17

16

15

0.1

µF

PCM54

16-Bit

Ladder

Resistor

Network

and

Switches

Zener

Voltage

Reference

Data

Inputs

1

µF

1

µF

(2)

(3)

+

+

Common

+V

CC

Audio

V

OUT

100k

Ω

560k

Ω

330k

Ω

1M

Ω

(1)

–V

CC

(Optional)

24

23

22

21

20

19

18

17

16

15

14

13

1µF

PCM55

16-Bit

Ladder

Resistor

Network

and

Switches

Zener

Voltage

Reference

Data

Inputs

1µF

(2)

+

Common

+V

CC

Audio

V

OUT

(1)

–V

CC

1

2

3

4

5

6

7

8

9

10

11

12

+

(2)

NOTES: (1) MSB error (BPZ differential linearity error) can be adjusted to zero

19 and pin 21, and a 1k

Ω resistor between pin 21 and pin 22 to reduce possible

noise effects.

terminate with an external 3k

Ω feedback resistor between pin 17 and pin 19, and

a 1k

Ω resistor between pin 19 and pin 20 to reduce possible noise effects.