Production Data Rev 1.0
WM2616
ELECTRICAL CHARACTERISTICS
Test Conditions:
R
L
= 10kΩ, 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
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
I
DD
No load, V
IH
= VDD, V
IL
= 0V
VDD = 5V,
V
REF
= 2.048V Slow
VDD = 5V,
V
REF
= 2.048V Fast
VDD = 3V,
V
REF
= 1.024V Slow
VDD = 3V,
V
REF
= 1.024V Fast
See Note 8
No load,
all digital inputs 0V or VDD
See Note 9
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
SNR
fs = 400ksps, f
OUT
= 1kHz,
BW = 20kHz
See Note 12
fs = 400ksps, f
OUT
= 1kHz,
BW = 20kHz
See Note 12
fs = 400ksps, f
OUT
= 1kHz,
BW = 20kHz
See Note 12
fs = 400ksps, f
OUT
= 1kHz,
BW = 20kHz
See Note 12
0.4
0.9
0.3
0.7
0.6
1.35
0.45
1.1
mA
mA
mA
mA
2kΩ to 10kΩ load
See Note 7
0
0.1
VDD - 0.1
0.25
V
%
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
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
±
1.9
±
0.5
2
0.1
0.5
10
10
±
4
±
1
±
10
±
0.6
LSB
LSB
mV
% FSR
mV/V
ppm/°C
ppm/°C
Power down supply current
0.01
10
µA
Dynamic DAC Specifications
Slew rate
0.5
2.5
0.9
3.6
V/µs
V/µs
Settling time
12.0
4.0
10
66
74
µs
µs
nV-s
dB
Glitch energy
Signal to noise ratio
Signal to noise and distortion ratio
SNRD
54
66
dB
Total harmonic distortion
THD
-68
-56
dB
Spurious free dynamic range
SPFDR
56
70
dB
WOLFSON MICROELECTRONICS LTD
Production Data
Rev 1.0 June 1999
3
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
