Sam4s ER-5200 Service Manual page 42

6 Reference Information
6-1 Semiconductor Base Diagram
6-1-3 Logic ICs
D0
D1
D2
DATA
D3
INPUTS
D4
D5
D6
D7
CLOCK
OUTPUT ENABLE
6-1-4 Other ICs
6-6
2 19
Q0
3 18
Q1
4 17
Q2
5 16
Q3
6 15
Q4
7 14
Q5
8 13
Q6
9 12
Q7
11
PIN 20 = V
1
PIN 10 = GND
DS008759-1
Figure 6-11 Transceivers DS75176B Specification
T ruth T able
Figure 6-12 Motor Driver LB1838 Specification
NONINVERTING
OUTPUTS
CC
Figure 6-10 74HC574
F unction T ables
DRIVER
INPUT ENABLE
D
H
L
X
RECEIVER
DIFFERENTIAL I NPUTS
A±B
V ID >= 0.2 V
- 0.2 V < V ID < 0.2 V
V ID
<= - 0.2 V
X
O pen
IN 1, 2 ENA 1, 2
L H
H H
L L
H L
FUNCTION TABLE
Inputs
OE Clock D
L H
L L
L L,H, X
H X X
X = Don't Care
Z = High Impedance
OUTPUTS
DE
A B
H H L
H L H
L Z Z
ENABLE OUTPUT
RE R
L H
L ?
L L
H Z
L ?
OUT 1, 3 OUT 2, 4
H L
L H
OFF OFF
OFF OFF
SAM4S ER-5200 Series
Output
Q
H
L
No Change
Z
M ode
F orward
R everse
S tandby
S tandby