41256 256k Video RAM – Datasheet

The 41256P is the new generation dynamic RAM organized 262,144 words by 1 bit, it is the successor to the industry standard TMM4164AP. The 41256P utilizes TOSHI BA’s N-channel Silicon gate process technology as well as advanced circuit techniques to provide wide operating margins, both internally and to the system, user 41256P IT to be packaged in a standard 16 pin plastic DIP and 18 pins plastic leaded chip carrier. The package size provides high system t)lt densities and is compatible with Widely available automated testing and insertion equipment.

41256 Pinout

41256 Pin Configuration

Pin No	Pin Name	Description
1	A8	Address Pin 8
2	DIN	Data In
3	WRITE’	Read/Write Input
4	RAS’	Row Address Strobe
5	A0	Address Pin 0
6	A1	Address Pin 1
7	A2	Address Pin 2
8	VCC	Power Voltage
9	A7	Address Pin 7
10	A5	Address Pin 5
11	A4	Address Pin 4
12	A3	Address Pin 3
13	A6	Address Pin 6
14	D OUT	Data Out
15	CAS’	Column Address Strobe
16	VSS	Ground Pin

41256 Key Feature

• Single power supply of 5V ± 1 0% with a built-in Vss generator
• Low Power:
  • 330mW Operating (MAX.) (TMM41256P/T-12)
  • 275mW Operating (MAX.) (TMM41256P/T-15)
  • 28mVV Stand by (MAX.)
• 262,144 words by 1 bit organization
• Fast access time and cycle time

You can download this datasheet for 41256 256k Video RAM – Datasheet from the link given below: