MAX5100 Просмотр технического описания (PDF) - Maxim Integrated
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производитель
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
ADDRESS
WR
ADDRESS VALID
tAS
tWR
tAH-
tLD
LDAC (NOTE 8)
DATA
tDS-
tDH-
DATA VALID
Figure 1. Timing Diagram
Typical Operating Characteristics
(VDD = VREF = +3V, RL = 10kΩ, CL = 100pF, code = FF hex, TA = +25°C, unless otherwise noted.)
DAC ZERO-CODE OUTPUT VOLTAGE
vs. SINK CURRENT
1.2
1.0
0.8
VDD = VREF = 3V
0.6
0.4
VDD = VREF = 5V
0.2
0
0
2
4
6
8
10
SINK CURRENT (mA)
DAC FULL-SCALE OUTPUT VOLTAGE
vs. SOURCE CURRENT
6
5
4
VDD = VREF = 5V
3
VDD = VREF = 3V
2
1
0
0
2
4
6
8
10
SOURCE CURRENT (mA)
SUPPLY CURRENT vs. TEMPERATURE
340
1 DAC AT CODE 00 OR F0,
320 3 DACS AT 00 (RL = ∞)
VDD = 5V; CODE = F0 HEX
300
VDD = 5V; CODE = 00 HEX
280
260
VDD = 3V; CODE = F0 HEX
240
220
VDD = 3V; CODE = 00 HEX
200
180
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
SUPPLY CURRENT vs. REFERENCE VOLTAGE
(VDD = 3V)
300
1 DAC AT CODE 00 OR F0, 3 DACS AT 00 (RL = ∞)
280
CODE = F0
260
240
220
200
CODE = 00
180
160
140
0
0.5 1.0 1.5 2.0 2.5 3.0
REFERENCE VOLTAGE (V)
SUPPLY CURRENT vs. REFERENCE VOLTAGE
(VDD = 5V)
320
1 DAC AT CODE 00 OR F0, 3 DACS AT 00 (RL = ∞)
300
CODE = F0
280
260
240
CODE = 00
220
200
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
REFERENCE VOLTAGE (V)
TOTAL HARMONIC DISTORTION PLUS NOISE
AT DAC OUTPUT vs. REFERENCE AMPLITUDE
0
VDD = +3V
-10 DAC CODE = FF HEX
VREF = SINE WAVE CENTERED AT 1.5V
-20 80kHz FILTER
-30
-40
20kHz REF SIGNAL 10kHz REF SIGNAL
-50
-60
-70
1kHz REF SIGNAL
-80
0
0.5 1.0 1.5 2.0 2.5
REFERENCE AMPLITUDE (Vp-p)
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