MAX5100 데이터 시트보기 (PDF) - Maxim Integrated
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MAX5100
Maxim Integrated
MAX5100 Datasheet PDF : 8 Pages
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+2.7V to +5.5V, Low-Power, Quad, Parallel
8-Bit DAC with Rail-to-Rail Voltage Outputs
Typical Operating Characteristics (continued)
(VDD = VREF = +3V, RL = 10kΩ, CL = 100pF, code = FF hex, TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS NOISE
AT DAC OUTPUT vs. REFERENCE FREQUENCY
0 VDD = +3V
-10 DAC CODE = FF HEX
VREF = SINE WAVE CENTERED AT 1.5V
-20 1kHz FREQUENCY
500kHz FILTER
-30
-40
REF = 0.5Vp-p
-50
REF = 1Vp-p
-60
-70
REF = 2Vp-p
-80
1
10
100
FREQUENCY (kHz)
WORST-CASE 1LSB DIGITAL STEP CHANGE
(POSITIVE)
CH1 = LDAC, 2V/div
CH2 = VOUTA, 50mV/div,
AC-COUPLED
DAC CODE FROM
7F TO 80 HEX
1
REFERENCE INPUT
FREQUENCY RESPONSE
10
0
-10
-20
-30
-40
-50
-60
-70
-80 CODE = FF HEX, REF IS 1Vp-p SIGNAL
-90 VREF = 1.5V
0.01
0.1
1
10
FREQUENCY (MHz)
DIGITAL FEEDTHROUGH GLITCH IMPULSE
(0 TO 1 DIGITAL TRANSITION)
CH1 = D7, 2V/div
CH2 = VOUTA, 2mV/div,
AC-COUPLED
0 TO 1 DIGITAL TRANSITION ON
ALL DATA BITS (WITH WR HIGH,
LDAC LOW)
1
2
2
WORST-CASE 1LSB DIGITAL STEP CHANGE
(NEGATIVE)
CH1 = LDAC, 2V/div
CH2 = VOUTA, 50mV/div,
AC-COUPLED
DAC CODE FROM
80 TO 7F HEX
1
2
1µs/div
DIGITAL FEEDTHROUGH GLITCH IMPULSE
(1 TO 0 DIGITAL TRANSITION)
CH1 = D7, 2V/div
CH2 = VOUTA, 2mV/div,
AC-COUPLED
1 TO 0 DIGITAL TRANSITION ON
ALL DATA BITS (WITH WR HIGH,
LDAC LOW)
1
2
1µs/div
20ns/div
20ns/div
POSITIVE SETTLING TIME
CH1 = WR, 2V/div
CH2 = VOUTA, 2V/div
DAC CODE FROM
10 TO F0 HEX
1
2
1µs/div
NEGATIVE SETTLING TIME
CH1 = WR, 2V/div
CH2 = VOUTA, 2V/div
DAC CODE FROM
10 TO F0 HEX
1
2
1µs/div
INTEGRAL AND DIFFERENTIAL NONLINEARITY
vs. DIGITAL CODE
0.5
RL = ∞
0.4
0.3
0.2
DNL
0.1
0
-0.1
-0.2
INL
-0.3
-0.4
-0.5
0 32 64 96 128 160 192 224 256
DIGITAL CODE
_______________________________________________________________________________________ 5
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