Rainbow Electronics MAX5159 - Manual (Page 7)

MAX5158/MAX5159
Low-Power, Dual, 10-Bit, Voltage-Output DACs
with Serial Interface
_______________________________________________________________________________________ 7
____________________________Typical Operating Characteristics (continued)
(V DD = +3V, R L = 10k
Ω
, C L = 100pF, OS_ pins tied to AGND, T A = +25°C, unless otherwise noted.)
-20
-16
-18
-12
-14
-8
-10
-6
-2
-4
0
1 320 640 960 1280 1600
REFERENCE VOLTAGE INPUT
FREQUENCY RESPONSE
MAX5158/5159 toc10
FREQUENCY (kHz)
RELATIVE OUTPUT (dB)
V REF = 0.67Vp-p @ 0.75V DC
CODE = 1FF8
400
440
420
500
480
460
540
520
560
-55 5 25 -35 -15 45 65 85 105 125
SUPPLY CURRENT vs. TEMPERATURE
MAX5158/5159 toc11
TEMPERATURE (°C)
SUPPLY CURRENT (
µ A)
V REF = 1V
R L = ∞
CODE = 1FF8 (HEX)
CODE = 0000 (HEX)
-30
-80
1 10 100
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
-70
MAX5158/5159 toc12
FREQUENCY (kHz)
THD + NOISE (dB)
-60
-50
-40
V REF = 1Vp-p @ 1V DC
CODE = 1FF8 (HEX)
0.50
-1.00
0.1 1 10 100
FULL-SCALE ERROR vs. RESISTIVE LOAD
-0.25
-0.50
-0.75
0
0.25
MAX5158/5159 toc13
R L (k Ω )
FULL-SCALE ERROR (LSB)
-100
-80
-90
-60
-70
-40
-50
-30
-10
-20
0
0.5 2.7 3.8 4.9 1.6 6.0
OUTPUT FFT PLOT
MAX5158/5159toc16
FREQUENCY (kHz)
RELATIVE OUTPUT (dB)
V REF = 1.4Vp-p @ 0.75V DC
f = 1kHz
CODE = 1FF8 (HEX)
-150
-130
-140
-110
-120
-90
-100
-80
-60
-70
-50
0.5 1.5 2.0 2.5 1.0 3.0 3.5 4.0 5.0 4.5 5.5
REFERENCE FEEDTHROUGH AT 1kHz
MAX5158/5159 toc14
FREQUENCY (kHz)
RELATIVE OUTPUT (dB)
V REF = 1.6Vp-p @ 0.88V DC
CODE = 0000 (HEX)
1.2
1.0
1.6
1.4
2.0
1.8
2.2
2.4
2.8
2.6
3.0
-55 -15 5 25 -35 45 65 85 105 125
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX5158/5159 toc15
TEMPERATURE (°C)
SHUTDOWN CURRENT (
µ A)
V
REF
= 1V
R L = ∞
DYNAMIC RESPONSE FALL TIME
MAX5158/5159 toc18
V REF = 1.25V
2 µ s/div
OUT_
500mV/div
CS
2V/div
DYNAMIC RESPONSE RISE TIME
MAX5158/5159 toc17
2 µ s/div
V REF = 1.25V
OUT_
500mV/div
2V/div
CS
MAX5159