A6841ELWTR-20-T Allegro Microsystems Inc, A6841ELWTR-20-T Datasheet - Page 4

• Manufacturer Part Number: A6841ELWTR-20-T
• Description: IC SINK DRIVER 8BIT LATCH 20SOIC
• Manufacturer: Allegro Microsystems Inc
• Type: Low Sider

Specifications of A6841ELWTR-20-T

• Input Type: Parallel/Serial
• Number Of Outputs: 8
• Current - Peak Output: 500mA
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output / Channel: -
• On-state Resistance: -

A6841
ELECTRICAL CHARACTERISTICS
voltage V
1
2
Output Leakage Current
Output Sustaining Voltage
Collector–Emitter Saturation
Voltage
Input Voltage
Input Resistance
Serial Data Output Voltage
Maximum Clock Frequency
Logic Supply Current
Clamp Diode Leakage Current
Clamp Diode Forward Voltage
Output Enable-to-Output Delay
Strobe-to-Output Delay
Output Fall Time
Output Rise Time
Clock-to-Serial Data Out Delay
Positive (negative) current is defi ned as conventional current going into (coming out of) the specifi ed device pin.
Operation at a clock frequency greater than the specifi ed minimum value is possible but not warranteed.
Truth Table
L = Low Logic Level
H = High Logic Level
X = Irrelevant
Serial
Data
Input
Characteristic
H
L
X
DD
= 3.0 to 5.5 V
Clock
Input
Shift Register Contents Serial
I
X
P
H
R
L
1
1
1
2
I
R
R
R
X
P
2
2
1
1
2
DABiC-5 8-Bit Serial Input Latched Sink Drivers
I
R
R
R
X
P
3
t
Symbol
t
t
3
2
2
3
V
V
p(STH-QH)
p(CH-SQX)
p(STH-QL)
V
V
t
t
CE(SUS)
CE(SAT)
V
V
I
I
dis(BQ)
en(BQ)
I
OUT(1)
OUT(0)
P = Present State
R = Previous State
DD(1)
DD(0)
R
CEX
...
...
...
...
...
...
IN(1)
IN(0)
V
f
I
t
t
IN
c
r
f
r
f
I
R
R
R
X
P
8
8
7
7
8
1
V
I
I
I
I
I
I
One output on, OE = L, ST = H
All outputs off, OE = H, ST = H,
P1 through P8 = L
V
I
V
V
V
V
V
V
I
OUT
OUT
OUT
OUT
OUT
OUT
f
OUT
Unless otherwise noted: T
OUT
r
CC
CC
CC
CC
CC
CC
= 350 mA
= 50 V
Output
= 50 V, R1 = 500 Ω, C1 ≤ 30 pF
= 50 V, R1 = 500 Ω, C1 ≤ 30 pF
= 50 V, R1 = 500 Ω, C1 ≤ 30 pF
= 50 V, R1 = 500 Ω, C1 ≤ 30 pF
= 50 V, R1 = 500 Ω, C1 ≤ 30 pF
= 50 V, R1 = 500 Ω, C1 ≤ 30 pF
Data
= 350 mA, L = 3 mH
= 100 mA
= 200 mA
= 350 mA
= –200 μA
= 200 μA
= ±200 μA
R
R
R
X
P
= 50 V
7
7
8
8
Test Conditions
Strobe
Input
H
L
R
P
I
X
1
1
1
Latch Contents
A
R
P
I
X
2
2
2
= 25°C, V
R
P
I
X
3
3
3
Min.
2.2
2.8
35
50
10
...
...
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
...
...
V
EE
R
P
dd
I
X
8
8
8
Typ.
= 0 V, logic supply operating
3.05
0.15
= 3.3 V
50
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Output
Enable
Max. Min.
Input
100
1.1
1.3
1.6
1.1
0.3
2.0
1.0
1.0
1.0
1.0
1.0
1.0
10
50
–
–
–
–
–
2
–
H
L
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
3.3
4.5
35
50
10
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
P
H
V
I
1
Output Contents
1
dd
Typ.
4.75
0.15
I
P
H
50
2
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
= 5 V
2
I
P
H
3
3
Max.
... I
... P
...
100
1.1
1.3
1.6
1.7
0.3
2.0
1.0
1.0
1.0
1.0
1.0
1.0
10
50
–
–
–
–
–
2
–
H
8
8
Units
MHz
mA
kΩ
μA
μA
μA
μs
μs
μs
μs
μs
μs
ns
V
V
V
V
V
V
V
V
V
3