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WM8191 датащи(PDF) 6 Page - Wolfson Microelectronics plc

номер детали WM8191
подробное описание детали  14-bit 6MSPS CIS/CCD Analogue Front End/Digitiser
PDF  27 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8191 датащи(HTML) 6 Page - Wolfson Microelectronics plc

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WM8191
Advanced Information
WOLFSON MICROELECTRONICS LTD
AI Rev 3.1 April 2001
6
Test Conditions
AVDD1 = AVDD2 = DVDD1 = 4.75 to 5.25V, DVDD2 = DVDD3 = 2.97 to 3.63V, AGND = DGND = 0V, TA = 0 to 70
°C, MCLK =
12MHz unless otherwise stated.
PARAMETER
SYMBOL
TEST
CONDITIONS
MIN
TYP
MAX
UNIT
Programmable Gain Amplifier
Resolution
8bits
Gain
]
0
:
7
[
PGA
283
208
−
V/V
Max gain, each channel
GMAX
7.4
V/V
Min gain, each channel
GMIN
0.74
V/V
Gain error, each channel
1%
DIGITAL SPECIFICATIONS
Digital Inputs
High level input voltage
VIH
0.8
∗ DVDD2/3
V
Low level input voltage
VIL
0.2
∗ DVDD2/3
V
High level input current
IIH
1
µA
Low level input current
IIL
1
µA
Input capacitance
CI
5pF
Digital Outputs
High level output voltage
VOH
IOH = 1mA
DVDD2/3 - 0.5
V
Low level output voltage
VOL
IOL = 1mA
0.5
V
High impedance output current
IOZ
1
µA
Digital IO Pins
Applied high level input voltage
VIH
0.8
∗ DVDD2/3
V
Applied low level input voltage
VIL
0.2
∗ DVDD2/3
V
High level output voltage
VOH
IOH = 1mA
DVDD2/3 - 0.5
V
Low level output voltage
VOL
IOL = 1mA
0.5
V
Low level input current
IIL
1
µA
High level input current
IIH
1
µA
Input capacitance
CI
5pF
High impedance output current
IOZ
1
µA
Supply Currents
Total supply current
− active
48
60
mA
Total analogue supply current
−
active
IAVDD
45
mA
Digital core supply current,
DVDD1
− active
2mA
Digital I/O supply current, DVDD2,
DVDD3
− active
1mA
Supply current
− full power down
mode
1
µA



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