參數(shù)資料
型號(hào)： XWM8191CFT
廠商： Wolfson Microelectronics
英文描述： 14-bit 6MSPS CIS/CCD Analogue Front End/Digitiser
中文描述： 14位6MSPS獨(dú)聯(lián)體/防治荒漠化公約模擬前端/數(shù)字轉(zhuǎn)換器
文件頁(yè)數(shù)： 6/27頁(yè)
文件大?。?/td> 355K
代理商： XWM8191CFT
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, T
A
= 0 to 70
°
C, MCLK =
12MHz unless otherwise stated.
PARAMETER
SYMBOL
TEST
CONDITIONS
MIN
TYP
MAX
UNIT
Programmable Gain Amplifier
Resolution
Gain
8
bits
V/V
]
:
7
PGA
283
208
Max gain, each channel
Min gain, each channel
Gain error, each channel
DIGITAL SPECIFICATIONS
Digital Inputs
High level input voltage
Low level input voltage
High level input current
Low level input current
Input capacitance
Digital Outputs
High level output voltage
Low level output voltage
High impedance output current
Digital IO Pins
Applied high level input voltage
Applied low level input voltage
High level output voltage
Low level output voltage
Low level input current
High level input current
Input capacitance
High impedance output current
Supply Currents
Total supply current
active
Total analogue supply current
active
Digital core supply current,
DVDD1
active
Digital I/O supply current, DVDD2,
DVDD3
active
Supply current
full power down
mode
G
MAX
G
MIN
7.4
0.74
1
V/V
V/V
%
V
IH
V
IL
I
IH
I
IL
C
I
0.8
DVDD2/3
V
V
μ
A
μ
A
pF
0.2
DVDD2/3
1
1
5
V
OH
V
OL
I
OZ
I
OH
= 1mA
I
OL
= 1mA
DVDD2/3 - 0.5
V
V
μ
A
0.5
1
V
IH
V
IL
V
OH
V
OL
I
IL
I
IH
C
I
I
OZ
0.8
DVDD2/3
V
V
V
V
μ
A
μ
A
pF
μ
A
0.2
DVDD2/3
I
OH
= 1mA
I
OL
= 1mA
DVDD2/3 - 0.5
0.5
1
1
5
1
48
45
60
mA
mA
I
AVDD
2
mA
1
mA
1
μ
A
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