Rainbow Electronics MAX5223 - Manual (Page 6)

MAX5223
Low-Power, Dual, 8-Bit, Voltage Output
Serial DAC in 8-Pin SOT23
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
DD
= +3V, T
A
= +25°C, unless otherwise noted.)
2ms/div
OUTPUT VOLTAGE NOISE (DC TO 1MHz)
MAX5223 toc16
CH1 OUTA
2mV/div
AC-COUPLED
V DD = +3V, REF = V DD , NO LOAD,
DIGITAL CODE = FF
______________________________________________________________Pin Description
DAC A Output Voltage (Buffered) OUTA 5
DAC B Output Voltage (Buffered) OUTB 6
Reference Input for DAC A and DAC B (Optional: Bypass with 0.1µF to GND) REF 7
Serial Data Input of the 16-Bit Shift Register. Data is clocked into the register on the rising edge of SCLK. DIN 8
Serial Clock Input SCLK 4
Positive Power Supply (+2.7V to +5.5V). Bypass with 0.22µF to GND. V
DD
3
PIN
Ground GND 2
Chip Select. Active-Low. Enables data to be shifted into the 16-bit shift register. Programming commands
are executed at the rising edge of
–
C
—
S
–
.
–
C
—
S
–
1
FUNCTION NAME