HS1-6664RH-T INTERSIL [Intersil Corporation], HS1-6664RH-T Datasheet - Page 2

• Manufacturer Part Number: HS1-6664RH-T
• Description: Radiation Hardened 8K x 8 CMOS PROM
• Manufacturer: INTERSIL [Intersil Corporation]

Functional Diagram
Timing Waveform
† P must be hardwired at all times to V
except during programming.
MSB
LSB
A2
A3
A4
A5
A6
A7
A8
†
P
E
G
REGISTER
ADDRESS
OUTPUT
LATCHED
Q0 - Q7
E
DATA
G
E
ADDRESSES
2
A
A
8
8
1.5V
TEHEL
DD
TAVEL
1.5V
GATED ROW
,
DECODER
ADDRESS
E
VALID
TELAX
E
E
0
0
1
1.5V
1.5V
1.5V
TELQX
TAVQV
E
8
256
HS-6664RH-T
FIGURE 1. READ CYCLE
TELQV
TRUTH TABLE
TGLQX
MSB
32
A
G
X
0
1
TGLQV
A0
32
TELEH
5
TELEL
GATED COLUMN DECODER
PROGRAMMING, AND DATA
32
A1
LATCHED ADDRESS
Enabled
Output Disabled
Disabled
OUTPUT CONTROL
32
REGISTER
A10
256 X 256
MATRIX
MODE
32
A9
VALID
DATA
32
A11
TGHQZ
1.5V
32
A
A12
1.5V
32
5
LSB
ADDRESSES
VALID
8
TEHQZ
1 OF 8
1.5V
3.0V
0V
3.0V
0V
3.0V
0V
TS
Q0 - Q7