TLV5636

2.7 V TO 5.5 V LOW POWER 12-BIT DIGITAL-TO-ANALOG

CONVERTER WITH INTERNAL REFERENCE AND POWER DOWN

SLAS223 – JUNE 1999

2

POST OFFICE BOX 655303

functional block diagram

Serial

Interface

and

Control

12-Bit

DAC

Latch

CS

DIN

OUT

Power-On

Reset

x2

12

2-Bit

Control

Latch

2

Power

and Speed

Control

2

Voltage

Bandgap

PGA With

Output Enable

12

REF

FS

SCLK

Terminal Functions

TERMINAL

I/O/P

DESCRIPTION

NAME

NO.

I/O/P

DESCRIPTION

AGND

5

P

Ground

CS

3

I

Chip select. Digital input active low, used to enable/disable inputs

DIN

1

I

Digital serial data input

FS

4

I

Frame sync input

OUT

7

O

DAC A analog voltage output

REF

6

I/O

Analog reference voltage input/output

SCLK

2

I

Digital serial clock input

VDD

8

P

Positive power supply