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BH6625FS-E2, BH6626FS, BH6627FS

Table of contents:
Info of BH6625FS-E2
Info of BH6626FS
Info of BH6627FS

BH6625FS-E2, BH6626FS, BH6627FS Selling Leads, Datasheet

MFG:ROHM Package Cooled:SSOP-24 D/C:08+

BH6625FS-E2, BH6626FS, BH6627FS Datasheet download

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Part Number: BH6625FS-E2

MFG: ROHM

Package Cooled: SSOP-24

D/C: 08+

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BH6626FS General Description

The BH6626FS is a read / write IC designed for floppy disk drives and has an internal active filter for memory systems in which saddle margins are important. Any of multiple write current settings can be selected, and both density switching and inner track / outer track switching are done internally.

BH6626FS Maximum Ratings

Parameter	Symbol	Value	Units
Power Supply Voltage	Vcc	+7	V
Operating Temperature	Topr	0~+70
Storage Temperature	Tstg	-55~+125
Digital input Voltage	VI	-0.5~Vcc+0.3	V
RW pin Voltage	VRW	+15	V
LVS output Voltage	VLVS	Vcc+0.3	V
ED pin Voltage	VER	Vcc+0.3	V
Power dissipation	Pd	650*	mW

BH6626FS Features

1) Active filter switched internally.
2) Time domain filter with internal switch set according to transfer rate.
3) Density switching and inner track / outer track switching are done internally.

BH6626FS Typical Application

Floppy disc drives (1MB and 2MB)

BH6627FS General Description

The BH6627FS is a 4-mode read / zwrite IC designed for floppy disk drives. This IC has an internal active filter that can be set to any of multiple settings according to transfer rate, and internal switches for density and inner track / outer track. Write current can be set to any of multiple settings.

BH6627FS Maximum Ratings

Parameter	Symbol	Value	Units
Power Supply Voltage	Vcc	+7	V
Operating Temperature	Topr	0~+70
Storage Temperature	Tstg	-55~+125
Digital input Voltage	VI	-0.5~Vcc+0.3	V
RW pin Voltage	VRW	+15	V
LVS output Voltage	VLVS	Vcc+0.3	V
EP pin Voltage	VER	Vcc+0.3	V
Power dissipation	Pd	650*	mW

BH6627FS Features

1) Internal active filter with four settings that can be selected for multiple Q and f0.
2) Time domain filter with internal switch set according to transfer rate.
3) Any of multiple write current settings can be selected, and inner track/outer track switching is done internally.

BH6627FS Typical Application

Floppy disk drives (1MB, 1.6MB and 2MB drives)

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