Rainbow Electronics MAX5159 - Manual (Page 6)

MAX5158/MAX5159
Low-Power, Dual, 10-Bit Voltage-Output DACs
with Serial Interface
6 _______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
(V DD = +5V, 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
1 370 740 1110 1480 1850
REFERENCE VOLTAGE INPUT
FREQUENCY RESPONSE
MAX5158/5159-01
FREQUENCY (kHz)
RELATIVE OUTPUT (dB)
V
REF
= 0.67Vp-p @ 2.5V
DC
CODE = 1FF8 (HEX)
400
450
550
500
650
600
700
-55 5 -15 -35 45 25 65 105 85 125
SUPPLY CURRENT vs. TEMPERATURE
MAX5158/5159 toc02
TEMPERATURE (°C)
SUPPLY CURRENT (
µ A)
V REF = 2.048V
R L = ∞
CODE = 1FF8 (HEX)
CODE = 0000 (HEX)
-30
-80
1 10 100
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
-70
MAX5158/5159 toc03
FREQUENCY (kHz)
THD + NOISE (dB)
-60
-50
-40
V REF = 1Vp-p @ 2.5V DC
CODE = 1FF8 (HEX)
0.1 1 10 100
FULL-SCALE ERROR vs. RESISTIVE LOAD
-0.75
-1.0
-0.5
-0.25
0
0.25
0.50
MAX5158/5159 toc04
R L (k Ω )
FULL-SCALE ERROR (LSB)
-100
-80
-90
-60
-70
-40
-50
0.5 1.6 2.7 3.8 4.9 6.0
-30
-10
-20
0
OUTPUT FFT PLOT
MAX5158/5159 toc07
V REF = 2.45Vp-p @ 1.225V DC
f = 1kHz
CODE = 1FF8 (HEX)
NOTE: RELATIVE TO FULL-SCALE
FREQUENCY (kHz)
RELATIVE OUTPUT (dB)
-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 toc05
FREQUENCY (kHz)
RELATIVE OUTPUT (dB)
V REF = 3.6Vp-p @ 1.88V DC
CODE = 0000 (HEX)
0
1
2
3
4
5
6
-55 5 25 -15 -35 45 65 85 105 125
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX5158/5159 toc06
TEMPERATURE (°C)
SHUTDOWN CURRENT (
µ A)
V REF = 1V
DYNAMIC RESPONSE RISE TIME
MAX5158/5159 toc08
2 µ s/div
OUT_
1V/div
5V/div
CS
V REF = 2.048V
2 µ s/div
DYNAMIC RESPONSE FALL TIME
MAX5158/5159 toc09
V REF = 2.048V
OUT_
1V/div
5V/div
CS
MAX5158