WM2616 データシートの表示（PDF） - Wolfson Microelectronics plc
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WM2616 Datasheet PDF : 9 Pages
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Production Data Rev 1.0
WM2616
ELECTRICAL CHARACTERISTICS
Test Conditions:
RL = 10kΩ, CL = 100pF. VDD = 5V ± 10%, VREF = 2.048V and VDD = 3V ± 10%, VREF = 1.024V over recommended operating free-air
temperature range (unless noted otherwise).
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Static DAC Specifications
Resolution
12
bits
Integral non-linearity
INL
See Note 1
±1.9
±4
LSB
Differential non-linearity
DNL
See Note 2
±0.5
±1
LSB
Zero code error
ZCE
See Note 3
2
±10
mV
Gain error
GE
See Note 4
0.1
±0.6
% FSR
D.c. power supply rejection ratio
d.c. PSRR
See Note 5
0.5
mV/V
Zero code error temperature coefficient
See Note 6
10
ppm/°C
Gain error temperature coefficient
See Note 6
10
ppm/°C
DAC Output Specifications
Output voltage range
0
VDD - 0.1
V
Output load regulation
Power Supplies
2kΩ to 10kΩ load
See Note 7
0.1
0.25
%
Active supply current
Power down supply current
Dynamic DAC Specifications
IDD
No load, VIH = VDD, VIL = 0V
VDD = 5V,
VREF = 2.048V Slow
VDD = 5V,
VREF = 2.048V Fast
VDD = 3V,
VREF = 1.024V Slow
VDD = 3V,
VREF = 1.024V Fast
See Note 8
No load,
all digital inputs 0V or VDD
See Note 9
0.4
0.6
mA
0.9
1.35
mA
0.3
0.45
mA
0.7
1.1
mA
0.01
10
µA
Slew rate
Settling time
Glitch energy
DAC code 128 to 4095,
10%-90%
Slow
Fast
See Note 10
DAC code 128 to 4095
Slow
Fast
See Note 11
Code 2047 to 2048
0.5
0.9
2.5
3.6
12.0
4.0
10
V/µs
V/µs
µs
µs
nV-s
Signal to noise ratio
Signal to noise and distortion ratio
Total harmonic distortion
Spurious free dynamic range
SNR
fs = 400ksps, fOUT = 1kHz,
66
74
BW = 20kHz
See Note 12
SNRD
fs = 400ksps, fOUT = 1kHz,
54
66
BW = 20kHz
See Note 12
THD
fs = 400ksps, fOUT = 1kHz,
-68
BW = 20kHz
See Note 12
SPFDR
fs = 400ksps, fOUT = 1kHz,
56
70
BW = 20kHz
See Note 12
dB
dB
-56
dB
dB
WOLFSON MICROELECTRONICS LTD
Production Data Rev 1.0 June 1999
3
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