Low-Power, Single, 16-/12-Bit,
Buffered Voltage-Output DACs
(TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics (continued)
FULL-SCALE REFERENCE FEEDTHROUGH
MAX5138 toc27
ZERO-SCALE REFERENCE FEEDTHROUGH
MAX5138 toc28
VOUT
500mV/div
VREF
500mV/div
VREF
500mV/div
20μs/div
0 VOUT
0 VREF
VOUT
20mV/div
20μs/div
REFERENCE INPUT RESPONSE
vs. FREQUENCY
0
-5
-10
-15
-20
-25
-30
-35
1
10
100
1000
INPUT FREQUENCY (kHz)
10,000
POWER-UP GLITCH, ZERO-SCALE,
EXTERNAL REFERENCE
MAX5138 toc30
2V/div
POWER-UP GLITCH, ZERO-SCALE,
INTERNAL REFERENCE
MAX5138 toc31
2V/div
VAVDD
VAVDD
VOUT
1V/div VOUT
1V/div
4μs/div
4μs/div
POWER-UP GLITCH, MIDSCALE,
EXTERNAL REFERENCE
MAX5138 toc32
2V/div
POWER-UP GLITCH, MIDSCALE,
INTERNAL REFERENCE
MAX5138 toc33
2V/div
DC NOISE SPECTRUM, FFT PLOT
BUFFERED OUTPUT
RESOLUTION BANDWIDTH = 1Hz
MAX5138 toc34
-40dBm
50Ω LOAD
VAVDD
VAVDD
10dB/div
1V/div
1V/div
VOUT
VOUT
4μs/div
4μs/div
2.5kHz/div
25kHz/div
8 _______________________________________________________________________________________