WM2613 Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM2613 Datasheet PDF : 11 Pages
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WM2613
Production Data Rev 1.0
ELECTRICAL CHARACTERISTICS
Test Conditions:
RL = 10kΩ, CL = 100pF. AVDD = DVDD = 5V ± 10%, VREF = 2.048V and AVDD = DVDD = 3V ± 10%, VREF = 1.024V over
recommended operating free-air temperature range (unless noted otherwise)
PARAMETER
Static DAC Specifications
Resolution
Integral non-linearity
Differential non-linearity
Zero code error
Gain error
D.c power supply rejection ratio
Zero code error temperature
coefficient
Gain error temperature coefficient
DAC Output Specifications
Output voltage range
Output load regulation
Power Supplies
Active supply current
Power down supply current
Dynamic DAC Specifications
Slew rate
Settling time
Glitch energy
Signal to noise ratio
Signal to noise and distortion ratio
Total harmonic distortion
Spurious free dynamic range
SYMBOL
TEST
CONDITIONS
MIN TYP
MAX
UNIT
INL
DNL
ZCE
GE
d.c. PSRR
See Note 1
See Note 2
See Note 3
See Note 4
See Note 5
See Note 6
See Note 6
12
bits
±1.5
±4
LSB
±0.4
±1
LSB
3
±20
mV
±0.25
±0.5
% FSR
0.5
mV/V
3
ppm/°C
1
ppm/°C
0
2kΩ to 10kΩ load. See Note 7
AVDD - 0.4 V
0.1
0.3
%
IDD
No load, VIH = DVDD, VIL = 0V
AVDD = DVDD = 5V,
VREF = 2.048V See Note 8
Slow
Fast
AVDD = DVDD = 3V,
VREF = 1.024V
Slow
Fast
No load, all digital inputs 0V
or DVDD. See Note 9
0.5
1.3
mA
1.6
3.0
mA
0.4
1.1
mA
1.4
2.7
mA
0.01
10
µA
DAC code 128 to 4095,
10%-90% See Note 10
Slow
1.5
Fast
8
DAC code 128 to 4095
Slow
3.5
Fast
1.0
Code 2047 to code 2048
1
V/µs
V/µs
µs
µs
nV-s
SNR
fS = 480ksps,
65
78
dB
fOUT = 1kHz BW = 20kHz,
TA = 25°C See Note 12
SNRD
fS = 480ksps,
58
69
dB
fOUT = 1kHz BW = 20kHz,
TA = 25°C See Note 12
THD
fS = 480ksps,
fOUT = 1kHz BW = 20kHz,
TA = 25°C See Note 12
-68
-60
dB
SPFDR
fS = 480ksps,
60
72
dB
fOUT = 1kHz BW = 20kHz, TA =
25°C See Note 12
WOLFSON MICROELECTRONICS LTD
Production Data Rev 1.0 June 1999
4
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