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WM2616CD データシート(PDF) 3 Page - Wolfson Microelectronics plc

部品番号 WM2616CD
部品情報  12-bit Serial Input Voltage Output DAC
PDF  9 Pages
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メーカー  WOLFSON [Wolfson Microelectronics plc]
ホームページ  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM2616CD データシート(HTML) 3 Page - Wolfson Microelectronics plc

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Production Data Rev 1.0
WM2616
WOLFSON MICROELECTRONICS LTD
Production Data Rev 1.0 June 1999
3
ELECTRICAL CHARACTERISTICS
Test Conditions:
RL = 10k
Ω, C
L = 100pF. VDD = 5V
±± 10%, V
REF = 2.048V and VDD = 3V
±± 10%, V
REF = 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
2k
Ω to 10kΩ load
See Note 7
0.1
0.25
%
Power Supplies
No load, VIH = VDD, VIL = 0V
VDD = 5V,
VREF = 2.048V Slow
0.4
0.6
mA
VDD = 5V,
VREF = 2.048V Fast
0.9
1.35
mA
VDD = 3V,
VREF = 1.024V Slow
0.3
0.45
mA
Active supply current
IDD
VDD = 3V,
VREF = 1.024V Fast
See Note 8
0.7
1.1
mA
Power down supply current
No load,
all digital inputs 0V or VDD
See Note 9
0.01
10
µA
Dynamic DAC Specifications
Slew rate
DAC code 128 to 4095,
10%-90%
Slow
Fast
See Note 10
0.5
2.5
0.9
3.6
V/
µs
V/
µs
Settling time
DAC code 128 to 4095
Slow
Fast
See Note 11
12.0
4.0
µs
µs
Glitch energy
Code 2047 to 2048
10
nV-s
Signal to noise ratio
SNR
fs = 400ksps, fOUT = 1kHz,
BW = 20kHz
See Note 12
66
74
dB
Signal to noise and distortion ratio
SNRD
fs = 400ksps, fOUT = 1kHz,
BW = 20kHz
See Note 12
54
66
dB
Total harmonic distortion
THD
fs = 400ksps, fOUT = 1kHz,
BW = 20kHz
See Note 12
-68
-56
dB
Spurious free dynamic range
SPFDR
fs = 400ksps, fOUT = 1kHz,
BW = 20kHz
See Note 12
56
70
dB



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