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WM5621LED 数据表(PDF) 2 Page - Wolfson Microelectronics plc

部件名 WM5621LED
功能描述  Low-power Quadruple 8-Bit DAC
PDF  14 Pages
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制造商  WOLFSON [Wolfson Microelectronics plc]
网页  http://www.wolfsonmicro.com
标志 WOLFSON - Wolfson Microelectronics plc

WM5621LED 数据表(HTML) 2 Page - Wolfson Microelectronics plc

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Wolfson Microelectronics
2
WM5621L
5
Pin Configuration
Top View
N or D Packages
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GND
REFA
REFB
REFC
REFD
DATA
CLK
VDD
HWACT
DACA
DACB
DACC
DACD
EN
Ordering Information
DEVICE
TEMP. RANGE
PACKAGE
WM5621LED
-25oC to 85oC
14 pin plastic SO
WM5621LEN
-25oC to 85oC
14 pin DIP
Absolute Maximum Ratings (note 1)
Supply Voltage (VDD - GND) . . . . . . . . . . .
+7V
Digital Inputs . . . . . . . . . GND - 0.3 V, VDD + 0.3 V
Reference inputs . . . . . . . GND - 0.3 V, VDD + 0.3 V
Operating temperature range, TA . . . . . -25
o
C to +85
o
C
Storage Temperature . . . . . . . .
. -50oC to +150oC
Lead Temperature (soldering, 10 sec) . . . . .
+260
o
C
Recommended Operating Conditions
Electrical Characteristics
VDD = 3 V to 3.6V, GND = 0 V, VREF = 1.25 V, RL = 10 k
Ω, CL = 100 pF, x1 gain output range, TA = full range
unless otherwise stated.
MIN
NOMINAL
MAX
UNIT
Supply Voltage
2.7
3.3
5.5
V
Reference input range
GND
VDD - 1.5
V
DAC output load resistance to GND
10
k
Ω
High level digital input voltage
0.8 VDD
V
Low level digital input voltage
0.2 VDD
V
Clock frequency
1
MHz
Operating free-air temperature, TA
-25
85
OC
PARAMETER
SYMBOL
CONDITIONS
MIN
NOM
MAX
UNIT
Supply Voltage
VDD
see note 2
2.7
3.3
5.5
V
High level digital input voltage
VIH
0.8 VDD
V
Low level digital input voltage
VIL
0.2 VDD
V
Reference voltage, VREF [A|B|C|D]
x1 gain
GND
VDD-1.5
V
Load resistance
RL
10
k
Ω
Data input setup time
tSD
50
ns
Data input hold time
tHD
50
ns
CLK
↓ to EN ↓
tEN
see note 3
100
ns
EN
↑ to CLK ↓
tLC
see note 3
100
ns
CLK period high
cph
see note 3
400
ns
EN low time
tenl
200
ns
Clock frequency
fCLK
1.0
MHz
Operating free-air temperature
TA
-25
85
OC



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