WM2618CD Ver la hoja de datos (PDF) - Wolfson Microelectronics plc
Número de pieza
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Fabricante
WM2618CD Datasheet PDF : 10 Pages
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Production Data
WM2618
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
Static DAC Specifications
SYMBOL
Resolution
Integral non-linearity
INL
Differential non-linearity
DNL
Zero code error
ZCE
Gain error
GE
D.c. power supply rejection ratio
DC PSRR
Zero code error temperature coefficient
Gain error temperature coefficient
DAC Output Specifications
TEST CONDITIONS
See Note 1
See Note 2
See Note 3
See Note 4
See Note 5
See Note 6
See Note 6
MIN TYP MAX
UNIT
12
bits
±1.9
±4
LSB
±0.5
±1
LSB
3
±12
mV
0.1
±0.6 % FSR
0.5
mV/V
10
ppm/°C
10
ppm/°C
Output voltage range
Output load regulation
Power Supplies
Active supply current
Power down supply current
Dynamic DAC Specifications
Slew rate
Settling time
Glitch energy
Reference
Reference input resistance
Reference input capacitance
Reference feedthrough
Reference input bandwidth
Digital Inputs
High level input current
Low level input current
Input capacitance
2kΩ to 10kΩ load
See Note 7
0
VDD - 0.1 V
0.1
0.3
%
IDD
No load, VIH = VDD, VIL = 0V
VDD = 5.5V, VREF = 2.048V Slow
VDD = 5.5V, VREF = 2.048V Fast
See Note 8
No load,
all digital inputs 0V or VDD
0.6
1.0
mA
1.6
2.5
mA
0.01
µA
AC code 128 to 4095, 10%-90%
Slow
0.3
0.5
Fast
2.4
3.0
See Note 9
DAC code 128 to 4095
Slow
12.0
Fast
4.0
See Note 10
Code 2047 to 2048
10
V/µs
V/µs
µs
µs
nV-s
RREFIN
CREFIN
IIH
IIL
CI
VREF = 1VPP at 1kHz
+ 1.024V dc, DAC code 0
VREF = 0.2VPP + 1.024V dc
DAC code 2048
Slow
Fast
Input voltage = VDD
Input voltage = 0V
10
MΩ
5
pF
-60
dB
0.5
MHz
1.0
MHz
1
µA
-1
µA
8
pF
WOLFSON MICROELECTRONICS LTD
PD Rev 1.1 October 2000
3
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