WM2152 Ver la hoja de datos (PDF) - Wolfson Microelectronics plc
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WM2152 Datasheet PDF : 7 Pages
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WM2152
Product Preview
ELECTRICAL CHARACTERISTICS
Test Conditions:
AVDD = DVDD = 3.3V, fCLK = 30MHz, EXTREF = AGND, Mode=1, TA = TMIN to TMAX, unless otherwise stated.
PARAMETER
DC Characteristics
Resolution
Integral Nonlinearity
Differential Nonlinearity
Missing Codes
Offset Error
Gain Error
Dynamic Performance (Note 1)
Effective number of bits
SYMBOL
INL
DNL
ENOB
Total harmonic distortion
THD
SNR
Signal to noise and distortion
ratio
Spurious free dynamic range
SINAD
SFDR
Differential phase
DP
Differential gain
DG
Analogue Input Signal to (VINP – VINM)
Input Span
Input (VINP or VINM) range
Input capacitance
Analogue input bandwidth
Power supply rejection ratio
Conversion Characteristics
Conversion frequency
Pipeline delay
CIN
PSRR
fCLK
Aperture delay
tA
Aperture jitter
Internal Voltage References (Note 3)
Upper reference voltage
VRT
Lower reference voltage
VRB
Differential reference voltage
(VRT-VRB)
VREF
Differential reference voltage
(VRT-VRB) accuracy
Power up time of references
tPU
from standby
TEST CONDITIONS
All modes
All modes
All modes
All modes
All modes
fIN =3.58MHz
fIN =10MHz
fIN =15MHz
fIN =3.58MHz
fIN =10MHz
fIN =15MHz
fIN =3.58MHz
fIN =10MHz
fIN =15MHz
fIN =3.58MHz
fIN =10MHz
fIN =15MHz
fIN =3.58MHz
fIN =10MHz
fIN =15MHz
Mode=1, VREF = 1V
Mode=2, VREF = 1V
Mode=3, VREF = 1V
All modes
All modes
MIN
TYP
MAX
UNIT
12
bits
-2.5
±1.2
+2
LSB
±0.4
±1
LSB
No missing codes guaranteed
0.5
1.2
%FSR
0.5
3.5
%FSR
10.9
bits
10.6
10.9
bits
10.8
bits
-76
dB
-74
-65
dB
-72.5
dB
68
dB
66
68
dB
67.7
dB
67.4
dB
65.6
67.4
dB
66.6
dB
78.1
dB
67
76.4
dB
74.6
dB
0.12
deg
0.01
%
-0.5
0.5
V
-1
1
V
0
1
V
0
AVDD
V
6
pF
180
MHz
54
dB
5
30
MHz
cycles of
5
CLK
2.0
ns
2.0
ps rms
2.15
V
1.15
V
0.95
1
1.05
V
-5
+5
%
100
µs
WOLFSON MICROELECTRONICS LTD
PP Rev 1.1 March 2001
4
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