UPD23128 Datasheet PDF - NEC
| Part Number | UPD23128 | |
| Description | FULLY DECODED 128K-BIT MASK PROGRAMMABLE READ ONLY MEMORY | |
| Manufacturers | NEC | |
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There is a preview and UPD23128 download ( pdf file ) link at the bottom of this page. Total 4 Pages | ||
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NEe Microcomputers, Inc.
}LPD23128
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FULLY DECODED 128K BIT MASK
PROGRAMMABLE READ ONLY MEMORY
OESCR I PTION
The NEC IlPD23128 is a high speed 128K bit mask programmable Read Only Memory
organized as 16,384 words by 8 bits. The IlPD23128 is fabricated with N·channel
MOS technology.
The inputs and outputs are fully TTL compatible. This device operates with a single
+5V power supply. The chip select input is programmable. An active high or low level
chip select input can be defined and is fixed during the masking process.
II
FEATU RES
• 16,384 Words x 8 Bits Organization
• Directly TTL Compatible - All Inputs and Outputs
• Single +5V Power Supply
• High Speed - Access Time 250 ns Max.
• Three-State Output - OR-Tie Capability
• One Programmable Chip Select Input for Easy Memory Expansion
• On-Chip Address Fully Decoded
• All Inputs Protected Against Static Charge
• Pin Compatible with 2764
• Available in 28 Pin Ceramic or Plastic Dual-in-Line Package
PIN CONFIGURATION
NC
A12
A7
Ae
A5
A4
Aa
A2
A1
Ao
01
02
03
VCC
CS
AO- A13
01 ~08
CS
00
CE
PIN NAMES
Address Inputs
Data Outputs
Programmable Chip Select
Output Disable
Chip Enable
04
Rev/1
129
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for UPD23128 electronic component. |
| Information | Total 4 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ UPD23128.PDF Datasheet ] | |
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Featured Datasheets
| Part Number | Description | MFRS |
| UPD23128 | The function is FULLY DECODED 128K-BIT MASK PROGRAMMABLE READ ONLY MEMORY. NEC | |
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