Rainbow Electronics MAX5515 - Manual (Page 11)

MAX5512–MAX5515
Dual, Ultra-Low-Power,
8-Bit, Voltage-Output DACs
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Pin Description
PIN
MAX5512 MAX5513 MAX5514 MAX5515
NAME FUNCTION
1 1 1 1 CS Active-Low Digital Chip-Select Input
2 2 2 2 SCLK Serial-Interface Clock Input
3 3 3 3 DIN Serial-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
5 5 7 7 OUTB Channel B Analog Voltage Output
6 6 8 8 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.
7 7 9 9 GND Ground
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.
8-BIT DAC
DAC
REGISTER
OUTA
REFIN
GND
MAX5512
INPUT
REGISTER
POWER-
DOWN
CONTROL
CONTROL
LOGIC
AND
SHIFT
REGISTER
8-BIT DAC
DAC
REGISTER
OUTB
SCLK
V DD
DIN
CS
INPUT
REGISTER
Functional Diagrams