HN58C65FP-25 Hitachi Semiconductor, HN58C65FP-25 Datasheet - Page 3

• Manufacturer Part Number: HN58C65FP-25
• Description: 8192-word X 8-bit Electrically Erasable and Programmable CMOS ROM
• Manufacturer: Hitachi Semiconductor

Block Diagram
Mode Selection
Pin Mode
Read
Standby
Write
Deselect
Write inhibit
Data polling
Note:
V
V
OE
CE
WE
A0
A4
A5
A12
SS
CC
1. X = Don’t care
CE
V
V
V
V
X
X
V
IL
IH
IL
IL
IL
Address
Buffer and
Latch
High Voltage Generator
Control Logic and Timing
OE
V
X
V
V
X
V
V
IL
*1
IH
IH
IL
IL
WE
V
X
V
V
V
X
V
IH
IL
IH
IH
IH
X Decoder
Y Decoder
3
RDY/Busy
High-Z
High-Z
High-Z to V
High-Z
High-Z
V
OL
OL
I/O0
Memory Array
I/O Buffer
and
Input Latch
Y Gating
Data Latch
I/O
Dout
High-Z
Din
High-Z
—
Data out (I/O7)
HN58C65 Series
I/O7
RDY/Busy