WM0834, WM0838
Pin Configuration
Ordering Information
Top View
5V devices
WM0834 : N(DIP) and D (SO) packages
WM0838: N(DIP) and DW (SO) packages
DEVICE
TEMP. RANGE
0oC to 70oC
PACKAGE
WM0834CN
WM0834CD
WM0834IN
WM0834ID
WM0838CN
WM0838CDW
WM0838IN
WM0838IDW
14 pin plastic DIP
14 pin plastic SO
14 pin plastic DIP
14 pin plastic SO
20 pin plastic DIP
20 pin plastic SO
20 pin plastic DIP
20 pin plastic SO
0oC to 70oC
-40oC to 85oC
-40oC to 85oC
0oC to 70oC
0oC to 70oC
-40oC to 85oC
-40oC to 85oC
WM0834
WM0838
3.3V devices
DEVICE
TEMP. RANGE
0oC to 70oC
PACKAGE
WM0834LCN
WM0834LCD
WM0834LIN
WM0834LID
WM0838LCN
WM0838LCDW 0oC to 70oC
WM0838LIN
14 pin plastic DIP
14 pin plastic SO
14 pin plastic DIP
14 pin plastic SO
20 pin plastic DIP
20 pin plastic SO
20 pin plastic DIP
20 pin plastic SO
0oC to 70oC
-40oC to 85oC
-40oC to 85oC
0oC to 70oC
-40oC to 85oC
-40oC to 85oC
WM0838LIDW
Absolute Maximum Ratings (note 1)
Operating temperature range, TA . . . . TMIN to TMAX
WM083_C_ (C suffix) . . . . . . . . . 0oC to +70oC
WM083_I_ (I suffix) . . . . . . . . . . -40oC to +85oC
Storage Temperature . . . . . . . . - 65oC to +150oC
Soldering Information:
Supply Voltage, Vcc (note 2) . . . . . . . . . . . 6.5 V
Input voltage range:
Digital Inputs . . . . GND - 0.3 V, VCC + 0.3 V
Analogue inputs . . . GND - 0.3 V, VCC + 0.3 V
Input current, any pin (note 3) .
.
.
.
.
.
± 5 mA
Lead Temperature 1.6 mm (1/16) from case
for 10 seconds: D, DW or N package . . . . . . . 260oC
Total Input current for package . . . . . . ± 20 mA
Recommended Operating Conditions (5V)
SYMBOL MIN
NOMINAL
MAX
5.5
UNIT
V
V
Supply voltage
VCC
VIH
4.5
2
5
High level input voltage
Low level input voltage
Clock frequency
Clock duty cycle (see Note 4)
Pulse duration CS high
Operating free-air temperature
VIL
0.8
600
60
V
KHz
%
fclock
Dclk
twH(CS)
TA
10
40
220
ns
C suffix
I Suffix
0
-40
70
85
oC
TA
Wolfson Microelectronics
2
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
