5-6
Absolute Maximum Ratings
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+7.0V
Input, Output or I/O Voltage . . . . . . . . . . . GND -0.3V to V
CC
+0.3V
Storage Temperature Range . . . . . . . . . . . . . . . . . -65
o
C to +150
o
C
Junction Temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +175
o
C
Lead Temperature (Soldering 10s). . . . . . . . . . . . . . . . . . . . +300
o
C
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 1
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation
of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Thermal Information
Thermal Resistance (Typical)
CERDIP Package . . . . . . . . . . . . . . . .
PDIP Package . . . . . . . . . . . . . . . . . . .
Gate Count . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .456 Gates
θ
JA
θ
JC
50
o
C/W
60
o
C/W
11
o
C/W
N/A
Operating Conditions
Operating Voltage Range . . . . . . . . . . . . . . . . . . . . . +4.5V to +5.5V
Operating Temperature Range
HD-6408-9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40
o
C to +85
o
C
DC Electrical Specifications
V
CC
= 5.0V
±
10%, T
A
= -40
o
C to +85
o
C
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
TEST CONDITIONS
V
IH
Logical “1” Input Voltage
70% V
CC
-
-
V
V
IL
Logical “0” Input Voltage
-
20% V
CC
-
V
V
IHC
Logical “1” Input Voltage (Clock)
V
CC
-0.5
-
-
V
V
ILC
Logical “0” Input Voltage (Clock)
-
GND +0.5
-
V
II
Input Leakage
-1.0
-
+1.0
μ
A
V
IN
= V
CC
or GND, DIP Pins
5-8, 11, 13, 16, 18, 19, 20, 22, 23
V
OH
Logical “1” Output Voltage
2.4
-
-
V
I
OH
= -3mA
V
OL
Logical “0” Output Voltage
-
-
0.4
V
I
OL
= 1.8mA
I
CCSB
Supply Current Standby
-
0.5
2
mA
V
IN
= V
CC
= 5.5V Outputs Open
I
CCOP
Supply Current Operating (Note 1)
-
8.0
10.0
mA
V
CC
= 5.5V, f = 15MHz
NOTE:
1. Guaranteed but not 100% tested.
AC Electrical Specifications
V
CC
= 5.0V
±
10%, T
A
= -40
o
C to +85
o
C
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
TEST CONDITIONS
ENCODER TIMING
(1)
F
EC
Encoder Clock Frequency
0
-
12
MHz
C
L
= 50pF
(2)
F
ESC
Send Clock Frequency
0
-
2.0
MHz
C
L
= 50pF
(3)
T
ECR
Encoder Clock Rise Time
-
-
8
ns
C
L
= 50pF
(4)
T
ECF
Encoder Clock Fall Time
-
-
8
ns
C
L
= 50pF
(5)
F
ED
Data Rate
0
-
1.0
MHz
C
L
= 50pF
(6)
T
MR
Master Reset Pulse Width
150
-
-
ns
C
L
= 50pF
(7)
T
E1
Shift Clock Delay
-
-
125
ns
C
L
= 50pF
(8)
T
E2
Serial Data Setup
75
-
-
ns
C
L
= 50pF
(9)
T
E3
Serial Data Hold
75
-
-
ns
C
L
= 50pF
(10)
T
E4
Enable Setup
90
-
-
ns
C
L
= 50pF
(11)
T
E5
Enable Pulse Width
100
-
-
ns
C
L
= 50pF
HD-6408