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W55412A, W55442, W55F01

Table of contents:
Info of W55412A
Info of W55442
Info of W55F01

W55412A, W55442, W55F01 Selling Leads, Datasheet

MFG:N/A Package Cooled:SMD D/C:99+

W55412A, W55442, W55F01 Datasheet download

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Part Number: W55412A

MFG: N/A

Package Cooled: SMD

D/C: 99+

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W55412A General Description

The W55412A is a 256K ´ 1 bit one-time programmable (OTP) ROM. The W55412A is designed for easy cascading with Winbond speech ICs to emulate sounds and functions. The W55412A data ROM allows synthesis of messages of up to 12 seconds in duration (not including repetition or silence).

W55412A Maximum Ratings

SYMBOL	RATING	UNIT	NOTES
V_DD	-0.5 to +7.0	V	1, 2
V_IN	V_SS -0.5 to V_DD +0.5	V	3, 2
V_OUT	V_SS -0.5 to V_DD+0.5	V	3, 2
T_OPR	0 to 70	°C	4
P_D	200	mW	5

W55412A Features

· Provides RDP, WRP, and DATA pins to cascade with Winbond speech ICs
· Data and address are processed in serial form
· Suitable for low pin count applications (8-pin DIP)
· Low power consumption:
- Operating: 3 mA (max.)
- Standby: 1mA (max.)
· Programming voltage (VPP): 12 to 12.5V
· Operating voltage range: 3 to 5V
· Organized as 256K ´ 1 bit
· Data access time: 500 nS (max.)

W55412A Connection Diagram

W55F01 Maximum Ratings

Parameter	Symbol	Condition	Rated Value	Unit
Operating Temp.	TOPR	-	0 to +70	°C
Storage Temp.	TSTG	-	-65 to +150	°C
Power Supply	VDD−VSS	-	-0.3 to +7.0	V
Input DC Voltage	VDC	All pins	-0.5 to VDD +1.0	V
Transient Voltage (< 20 nS)	VTRAN	All pins	-1.0 to VDD +1.0	V

Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the device.

W55F01 Features

`Provides CLK, ADDR, and DATA connection interface pins to communicate with other controllers such as
Winbond PowerSpeechTM , BandDirector^TM, ViewTalk^TM, ... Series.
` 128K/512K/1M/2M bits memory density available.
` Directly cascadable for longer duration applications ( except for W55F01).
`Fast frame-write operation
`Frame (32 bits) program cycle time: 400 S (typ.)
`Fast whole-chip-erase duration: 50 mS (max.)
` Read data access time: 500 nS (max.)
`Program/erase cycles: 10,000 (typ.)
`Data retention: 10 years (typ.)
` Low power consumption:
`Operating: 5 mA (typ.)
`Standby: 2 A (typ.)

W55F01 Connection Diagram

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