MAX548 Maxim, MAX548 Datasheet - Page 4

• Manufacturer Part Number: MAX548
• Description: +2.5V to +5.5V / Low-Power / Single/Dual / 8-Bit Voltage-Output DACs in MAX Package
• Manufacturer: Maxim

+2.5V to +5.5V, Low-Power, Single/Dual,
8-Bit Voltage-Output DACs in µMAX Package
(V
4
__________________________________________Typical Operating Characteristics
DD
_______________________________________________________________________________________
= V
REF
= 2.5V, R
150.2
149.8
149.4
75.4
75.0
74.6
-10
-20
-30
-40
-50
10
0
-60
1k
DAC CODE = FF hex
L
OPERATING CURRENT PER DAC
V
V
DD
REF
= 1MΩ, C
REFERENCE SMALL-SIGNAL
DIGITAL FEEDTHROUGH
= 5V
-20
FREQUENCY RESPONSE
10k
= 2Vp-p SINE WAVE
MAX549A/MAX550A
vs. TEMPERATURE
TEMPERATURE (°C)
FREQUENCY (Hz)
V
V
200ns/div
DD
REF
L
100k
= 2.5V
20
= 100mVp-p SINE WAVE
= 15pF, T
V
V
DD
DD
= V
= V
REF
REF
1M
60
= 2.5V
= 5.0V
A
= +25°C, unless otherwise noted.)
10M
100
SCLK, 5V/div
OUT, 50mV/div
-100
240
200
160
120
-20
-40
-60
-80
40
36
32
28
DAC CODE FF hex to 00 hex
0
-60
10
REFERENCE AC FEEDTHROUGH
V
V
DD
100
SETTLING TIME (FALLING)
DD
-20
= V
= V
SHUTDOWN CURRENT
MAX549A/MAX550A
vs. TEMPERATURE
REF
REF
vs. FREQUENCY
TEMPERATURE (°C)
FREQUENCY (Hz)
V
DAC CODE = 00 hex
= 2.5V
= 5.0V
REF
1k
2 s/div
= 1Vp-p SINE WAVE
20
10k
60
100k
1M
100
OUT, 1V/div
CS, 5V/div