WM2619 データシートの表示（PDF） - Wolfson Microelectronics plc
部品番号
コンポーネント説明
メーカー
WM2619 Datasheet PDF : 9 Pages
| |||
WM2619
Production Data
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
Static DAC Specifications
Resolution
12
Integral non-linearity
INL
See Note 1
Differential non-linearity
DNL
See Note 2
Zero code error
ZCE
See Note 3
Gain error
GE
See Note 4
D.c. power supply rejection ratio
d.c. PSRR
See Note 5
Zero code error temperature coefficient
See Note 6
Gain error temperature coefficient
See Note 6
DAC Output Specifications
Output voltage range
0
Output load regulation
Power Supplies
2kΩ to 10kΩ load
See Note 7
Active supply current
Power down supply current
Dynamic DAC Specifications
IDD
No load, VIH = VDD, VIL = 0V
VDD = 5V, VREF = 2.048V
VDD = 3V, VREF = 1.024V
See Note 8
No load, all digital inputs
0V or VDD
See Note 9
Slew rate
Settling time
DAC code 128 to 4095,
10%-90%
See Note 10
DAC code 128 to 4095
See Note 11
TYP
MAX
UNIT
±1.5
±0.4
3
0.25
0.5
3
1
±4
±1
±20
±0.5
bits
LSB
LSB
mV
% FSR
mV/V
ppm/°C
ppm/°C
VDD - 0.4
V
0.1
0.3
%
1.6
3.0
mA
1.4
2.7
mA
0.01
10
µA
8
V/µs
1
µs
Glitch energy
Signal to noise ratio
Signal to noise and distortion ratio
Total harmonic distortion
Spurious free dynamic range
Reference
Reference input resistance
Reference input capacitance
Reference feedthrough
Reference input bandwidth
Code 2047 to 2048
5
nV-s
SNR
fs = 480ksps, fOUT = 1kHz,
65
78
dB
BW = 20kHz, TA = 25°C
See Note 12
SNRD
fs = 480ksps, fOUT = 1kHz,
58
67
dB
BW = 20kHz, TA = 25°C
See Note 12
THD
fs = 480ksps, fOUT = 1kHz,
BW = 20kHz, TA=25°C
-68
-60
dB
See Note 12
SPFDR fs = 480ksps, fOUT = 1kHz,
60
72
dB
BW = 20kHz, TA = 25°C
See Note 12
RREFIN
10
CREFIN
5
VREF = 1VPP at 1kHz
-60
+ 1.024Vdc, DAC code 0
VREF = 0.2VPP + 1.024V d.c.
1.4
DAC code 2048
MΩ
pF
dB
MHz
WOLFSON MICROELECTRONICS LTD
Production Data Rev 1.0 June 1999
4
Share Link: 