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WM8214SCDS/R 数据表(PDF) 7 Page - Wolfson Microelectronics plc

部件名 WM8214SCDS/R
功能描述  40MSPS 16 BIT CCD DIGITISER
PDF  35 Pages
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制造商  WOLFSON [Wolfson Microelectronics plc]
网页  http://www.wolfsonmicro.com
标志 WOLFSON - Wolfson Microelectronics plc

WM8214SCDS/R 数据表(HTML) 7 Page - Wolfson Microelectronics plc

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Product Preview
WM8214
w
PP Rev 1.6 March 2004
7
Test Conditions
AVDD = DVDD1 = DVDD2 = 2.97 to 3.63V, AGND = DGND = 0V, TA = 0 to 70
°C, MCLK = 40MHz unless otherwise stated.
PARAMETER
SYMBOL
TEST
CONDITIONS
MIN
TYP
MAX
UNIT
Offset DAC, Monotonicity Guaranteed
Resolution
8
bits
Differential non-linearity
DNL
0.1
0.5
LSB
Integral non-linearity
INL
0.25
1
LSB
Step size
2.04
mV/step
Output voltage
Code 00(hex)
Code FF(hex)
-260
+260
mV
mV
Programmable Gain Amplifier
Resolution
9
bits
Gain equation
]
:
[
PGA
*
.
.
0
8
511
34
7
66
0
+
V/V
Max gain, each channel
GMAX
8
V/V
Min gain, each channel
GMIN
0.66
V/V
Gain error, each channel
1
%
Analogue to Digital Converter
Resolution
16
bits
Speed
40
MSPS
LOWREFS=0
2
V
Full-scale input range
(2*(VRT-VRB))
LOWREFS=1
1.2
V
DIGITAL SPECIFICATIONS
Digital Inputs
High level input voltage
VIH
0.7
∗ DVDD2
V
Low level input voltage
VIL
0.2
∗ DVDD2
V
High level input current
IIH
1
µA
Low level input current
IIL
1
µA
Input capacitance
CI
5
pF
Digital Outputs
High level output voltage
VOH
IOH = 1mA
DVDD2 - 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
0.7
∗ DVDD2
V
Applied low level input voltage
VIL
0.2
∗ DVDD2
V
High level output voltage
VOH
IOH = 1mA
DVDD2 - 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
5
pF
High impedance output current
IOZ
1
µA
Supply Currents
Total supply current
− active
(Three channel mode)
118
mA
Supply current
− full power down
mode
20
µA



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