Datasheet

MAX5532–MAX5535
Dual, Ultra-Low-Power,
12-Bit, Voltage-Output DACs
12 ______________________________________________________________________________________
Pin Description
PIN
MAX5532
MAX5533 MAX5534 MAX5535
NAME FUNCTION
1111 CS Active-Low Digital Chip-Select Input
2222 SCLK Serial-Interface Clock Input
3333 DINSerial-Interface Data Input
4 — 4 — REFIN Reference Input
— 4 — 4 REFOUT Reference Output
— — 5, 11 5, 11 N.C.
No Connection. Leave N.C. inputs unconnected
(floating) or connected to GND.
— — 6 6 FBB Channel B Feedback Input
5577 OUTB Channel B Analog Voltage Output
6688 V
DD
Power Input. Connect V
DD
to a 1.8V to 5.5V power
supply. Bypass V
DD
to GND with a 0.1µF capacitor.
7799 GNDGround
8 8 10 10 OUTA Channel A Analog Voltage Output
— — 12 12 FBA Channel A Feedback Input
— — EP EP
Exposed Paddle
Exposed Paddle. Connect EP to GND.
12-BIT DAC
DAC
REGISTER
OUTA
REFIN
GND
MAX5532
INPUT
REGISTER
POWER-
DOWN
CONTROL
CONTROL
LOGIC
AND
SHIFT
REGISTER
12-BIT DAC
DAC
REGISTER
OUTB
SCLK
V
DD
DIN
CS
INPUT
REGISTER
Functional Diagrams