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| MIC5821 Datasheet, PDF (4/5 Pages) Micrel Semiconductor – 8-Bit Serial-Input Latched Drivers | |||
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MIC5821/5822
Electrical Characteristics TA = +125°C, VDD = 5V, VSS = VEE = 0V (unless otherwise noted)
Characteristic
Output Leakage Current
Collector-Emitter
Saturation Voltage
Symbol
ICEX
VCE(SAT)
Input Voltage
Input Resistance
VIN(0)
VIN(1)
RIN
Supply Current
IDD(ON)
IDD(OFF)
Test Conditions
VOUT = 80V
IOUT = 100mA
IOUT = 200mA
IOUT = 350mA, VDD = 7.0V
VDD = 12V
VDD = 5.0V
VDD = 12V
VDD = 10V
VDD = 5.0V
One Driver ON, VDD = 12V
One Driver ON, VDD = 10V
One Driver ON, VDD = 5.0V
All Drivers ON, VDD = 12V
All Drivers ON, VDD = 10V
All Drivers ON, VDD = 5.0V
All Drivers OFF, VDD = 12V
All Drivers OFF, VDD = 5.0V
Min.
10.5
3.5
50
50
50
Limits
Max.
500
1.3
1.5
1.8
0.8
4.5
3.9
2.4
16
14
8
2.9
1.6
Micrel
Unit
µA
V
V
kâ¦
mA
MIC5821/5822 Family Truth Table
Serial
Shift Register Contents Serial
Latch Contents
Data
Input
H
L
X
Clock
Input
I1 I2 I3 â¦â¦ I8
H R1 R2 â¦â¦ R7
L R1 R2 â¦â¦ R7
R1 R2 R3 â¦â¦ R8
X X X â¦â¦ X
P1 P2 P3 â¦â¦ P8
Data Strobe
Output Input I1 I2 I3 â¦â¦ I8
R7
R7
R8
X
L
R1 R2 R3 â¦â¦ R8
P8
H
P1 P2 P3 â¦â¦ P8
X X X â¦â¦ X
L = Low Logic Level H = High Logic Level X = Irrelevant P = Present State R = Previous State
Output
Enable
L
H
Output Contents
I1 I2 I3 â¦â¦ I8
P1 P2 P3 â¦â¦ P8
H H H â¦â¦ H
Timing Diagram
CLOCK
DATA IN
STROBE
A
D
B
E
F
C
OUTPUT
ENABLE
OUTN
G
7-40
October 1998
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