MAX531ACSD データシートの表示（PDF） - Maxim Integrated
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MAX531ACSD Datasheet PDF : 16 Pages
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+5V, Low-Power, Voltage-Output,
Serial 12-Bit DACs
ELECTRICAL CHARACTERISTICS—Single +5V Supply (continued)
(VDD = +5V ±10%, VSS = 0V, AGND = DGND = 0V, REFIN = 2.048V (external), RFB = BIPOFF = VOUT (MAX531), CREFOUT = 33µF
(MAX531), RL = 10kΩ, CL = 100pF, TA = TMIN to TMAX, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
REFERENCE OUTPUT (REFOUT—MAX531 only)
Reference Output Voltage
VDD = 5.0V
TA = +25°C
MAX531BC
MAX531BE
2.024 2.048 2.072
2.017
2.079
V
2.013
2.083
Temperature Coefficient
TCREFOUT
Resistance
RREFOUT
Power-Supply Rejection Ratio
PSRR
Noise Voltage
en
Minimum Required External
Capacitor
CMIN
DIGITAL INPUTS (DIN, SCLK, CS, CLR)
MAX531AC/AE/AM/BM
MAX531BC/BE
(Note 5)
4.5V ≤ VDD ≤ 5.5V
0.1Hz to 10kHz
30
50
ppm/°C
30
0.5
2
Ω
300 µV/V
400
µVp-p
3.3
µF
Input High
Input Low
Input Current
Input Capacitance
DIGITAL OUTPUT (DOUT)
Output High
Output Low
DYNAMIC PERFORMANCE
Voltage-Output Slew Rate
Voltage-Output Settling Time
Digital Feedthrough
Signal-to-Noise plus Distortion
VIH
VIL
IIN
CIN
VOH
VOL
SR
SINAD
VIN = 0V or VDD
ISOURCE = 2mA
ISINK = 2mA
TA = +25°C
To ±1/2LSB, VOUT = 2V
CS = VDD, DIN = 100kHz
REFIN = 1kHz, 2Vp-p (G = +1 or +2),
code = FFF hex
2.4
V
0.8
V
±1
µA
8
pF
VDD - 1
V
0.4
V
0.15 0.25
25
5
68
V/µs
µs
nV-s
dB
POWER SUPPLY
Positive Supply Voltage
Power-Supply Current
VDD
4.5
5.5
V
IDD
All inputs = 0V or VDD, MAX531
output = no load
MAX538, MAX539
260
400
µA
140
300
SWITCHING CHARACTERISTICS
CS Setup Time
SCLK Fall to CS Fall Hold Time
SCLK Fall to CS Rise Hold Time
tCSS
tCSH0
tCSH1
20
ns
15
ns
0
ns
SCLK High Width
tCH
35
ns
SCLK Low Width
tCL
35
ns
DIN Setup Time
tDS
45
ns
DIN Hold Time
tDH
0
ns
DOUT Valid Propagation Delay
CS High Pulse Width
CLR Pulse Width
CS Rise to SCLK Rise Setup Time
tDO
tCSW
tCLR
tCS1
CL = 50pF
80
ns
20
ns
25
ns
50
ns
_______________________________________________________________________________________ 3
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