WM8143-12 Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM8143-12 Datasheet PDF : 24 Pages
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WM8143-12
Production Data
Test Characteristics
AVDD = DVDD = 4.75V to 5.25V, AGND = DGND = 0V … TA = 0oC to +70oC, MCLK = 8MHz, unless otherwise stated
PARAMETER
SYMBOL
TEST
CONDITIONS
Full Scale Voltage Error
Differential Non Linearity
DNL
Integral Non Linearity
INL
12-bit ADC performance including CDS, PGA and Offset Functions
NO MISSING CODES GUARANTEED
Resolution
AVDD = DVDD = 5V
Maximum Sampling Rate
AVDD = DVDD = 5V
Zero Scale Transition Error
Voltage at VINP
DAC Code = 000H,
AVDD = DVDD = 5V,
measured relative to
VRB
Full Scale Transition Error
Voltage at VINP
DAC Code = 000H,
AVDD = DVDD = 5V,
measured relative to
VRT
Differential Non Linearity
DNL
AVDD = DVDD = 5V
PGA Gain
Monotonicity Guaranteed
Red Channel Max Gain
Gr
Mode 1
AVDD = DVDD = 5V
Green Channel Max Gain
Gg
Blue Channel Max Gain
Gb
Switching Characteristics
MCLK Period
tPER
MCLK High
tCKH
MCLK Low
tCKL
Data Set-up Time
tDSU
Data Hold Time
tDH
Output Propagation Delay
Output Enable Time
tPD
tPZE
IOH = 1mA, IOL = 1mA
Output Disable Time
tPEZ
Serial Interface
SCK Period
tSPER
SCK High
tSCKH
SCK Low
tSCKL
SDI Set up Time
tSSU
SDI Hold Time
tSH
Set up Time - SCK to SEN
tSCE
MIN
0
12
4
7.5
7.5
7.5
125
37.5
37.5
10
10
125
37.5
37.5
10
10
20
TYP
0.1
0.25
± 25
± 25
8
8
8
MAX
20
0.5
1
UNIT
mV
LSB
LSB
±100
Bits
MSPS
mV
±100
mV
+1.5
LSB
Times
Times
Times
ns
ns
ns
ns
ns
75
ns
50
ns
25
ns
ns
ns
ns
ns
ns
ns
Wolfson Microelectronics
PD. Rev 4 Nov. 99
4
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