Rainbow Electronics MAX5661 - Manual (Page 16)

MAX5661
Single 16-Bit DAC with Current and Voltage
Outputs for Industrial Analog Output Modules
16 _______________________________________________________________________________________
4–20mA CURRENT-OUTPUT, POSITIVE
MAJOR CARRY TRANSITION GLITCH
CS
5V/div
OUTI
2
µA/div
MAX5661 toc58
100 µs/div
4–20mA CURRENT-OUTPUT, NEGATIVE
MAJOR CARRY TRANSITION GLITCH
CS
5V/div
OUTI
2
µA/div
MAX5661 toc59
100 µs/div
V CC SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
MAX5661 toc60
DIGITAL INPUT VOLTAGE (V)
I VCC
(µ
A)
5 4 3 2 1
100
1000
10,000
10
0 6
V
CC
= 5.25V
UNIPOLAR VOLTAGE-OUTPUT
DIGITAL FEEDTHROUGH
DIN, SCLK
5V/div
OUTV
1mV/div
MAX5661 toc61
CS = V CC
DIN = SCLK
f = 1MHz
200ns/div
BIPOLAR VOLTAGE-OUTPUT
DIGITAL FEEDTHROUGH
DIN, SCLK
5V/div
OUTV
2mV/div
MAX5661 toc62
CS = V CC
DIN = SCLK
f = 1MHz
200ns/div
CURRENT-OUTPUT
DIGITAL FEEDTHROUGH
DIN, SCLK
5V/div
OUTI
2µA/div
MAX5661 toc63
CS = V CC
DIN = SCLK
f = 1MHz
200ns/div
FULL-SCALE CURRENT vs. FULL-SCALE
OUTPUT CURRENT TRIM CODE
MAX5661 toc64
CODE
FULL-SCALE CURRENT (mA)
768 512 256
26
25
24
23
22
21
20
19
18
17
16
15
27
14
0 1024
Typical Operating Characteristics (continued)
( Typical Operating Circuit, V
CC = +5V, C COMPI = 22nF, V DDV = V DDCORE = +15V, V SSV = -15V, V DDI = +24V, V REF = +4.096V,
V
AGND
= V
DGND
= 0V, R
SERIES
= 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI loaded with 500Ω to AGND, T
A
= +25°C.)