MIL-M-38510/231C
Device types 09 and 11
Inputs |
Outputs |
|||||
OE Pin 18 |
CS 1 Pin 19 |
CS2 Pin 17 |
WE Pin 20 |
D1 - D4 Pins 9, 11, 13, 15 |
Open collector |
MODE |
x |
H |
x |
x |
x |
High |
Not Selected |
x |
x |
L |
x |
x |
High |
Not Selected |
L |
L |
H |
H |
x |
Q1 - Q4 |
Read Stored Data |
x |
L |
H |
L |
L |
High |
Write "0" |
x |
L |
H |
L |
H |
High |
Write "1" |
H |
L |
H |
H |
x |
High |
Output Disabled |
H |
L |
H |
L |
L |
High |
Write "0" (Output Disabled) |
H |
L |
H |
L |
H |
High |
Write "1" (Output Disabled) |
H = High Voltage, L = Low Voltage, x = Don't Care (High or Low)
Device types 10, 12, 14 and 15
Inputs |
Outputs |
|||||
OE Pin 18 |
CS 1 Pin 19 |
CS2 Pin 17 |
WE Pin 20 |
D1 - D4 Pins 9, 11, 13, 15 |
3-State |
MODE |
x |
H |
x |
x |
x |
High Z |
Not Selected |
x |
x |
L |
x |
x |
High Z |
Not Selected |
L |
L |
H |
H |
x |
Q1 - Q4 |
Read Stored Data |
x |
L |
H |
L |
L |
High Z |
Write "0" |
x |
L |
H |
L |
H |
High Z |
Write "1" |
H |
L |
H |
H |
x |
High Z |
Output Disabled |
H |
L |
H |
L |
L |
High Z |
Write "0" (Output Disabled) |
H |
L |
H |
L |
H |
High Z |
Write "1" (Output Disabled) |
H = High Voltage, L = Low Voltage, x = Don't Care (High or Low), High Z = High Impedance
FIGURE 3. Truth tables - Continued.
11
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