USB97CFDC2-01

Features: 􀂃` 3.3 Volt, Low Power Operation􀂃` Complete USB Specification 1.1 Compatibility- Includes USB Transceiver- Based on an Enhanced Version of SMSC's Industry Proven USB97C100 USB Controller􀂃` Complete System Solution Including USB Mass Storage Class Compliant Win9...

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SeekIC No. : 004538823 Detail

USB97CFDC2-01: Features: 􀂃` 3.3 Volt, Low Power Operation􀂃` Complete USB Specification 1.1 Compatibility- Includes USB Transceiver- Based on an Enhanced Version of SMSC's Industry Proven USB97C10...

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Part Number:
USB97CFDC2-01
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/1/4

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Product Details

Description



Features:

􀂃` 3.3 Volt, Low Power Operation
􀂃` Complete USB Specification 1.1 Compatibility
- Includes USB Transceiver
- Based on an Enhanced Version of SMSC's Industry Proven USB97C100 USB Controller
􀂃` Complete System Solution Including USB Mass Storage Class Compliant Win98/2000 Driver and Firmware
- Supports 640K, 720K, 1.44M, 1.2M Windows 98 J, and 1.2M NEC DOS 6.x Formats
- Supports Both the UFI and SFF8070i Command Sets
- Supports USB Mass Storage Compliant Bootable Floppy BIOS
- 4ms Seek Times
- USB 1.1 Compliance, Including Low Power Device Class SUSPEND Mode Operation and Power Control of Disk Drive
- Disk Drive Feedback of Readiness Upon Power Re-Application Option
- Option for Ultra High Performance Using Additional Caching SRAM
- Support for Floppy Drive Power Control
􀂃` Contains SMSC's Industry Proven Floppy Disk Controller
- Licensed CMOS 765B Floppy Disk Controller
- Supports Single Normal or Three Mode Floppy Drives
- Supports Vertical Recording Format and High Capacity Drives in User Written Firmware Applications
- Detects All Overrun and Underrun Conditions
- Sophisticated Power Control Circuitry (PCC) Including Multiple Powerdown Modes for Reduced Power Consumption
􀂃` Enhanced Digital Data Separator
- 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data Rates
- Programmable Precompensation Modes
􀂃` Intelligent Auto Power Management
- <250A SUSPEND Current
- <75mA Operating Current
􀂃` Integrated 32Kbyte Program ROM
- Uses external 3 wire serial EEPROM provides storage for unique OEM identification and string descriptors and drive option settings.
- 10 options for various drive parameters are externally selectable via serial EEPROM data.
􀂃` Optional External Program Memory Interface for Custom Applications
- 32K Byte Code Space
- Flash, SRAM, or EPROM Memory
􀂃` 4KB Internal Buffer SRAM for High Performance Operation
􀂃` Integrated 14.318 MHz Crystal Driver Circuit
􀂃` 100 pin TQFP lead-free RoHS compliant package (12.0 x 12.0 mm body)
- 25% smaller body size than other 100 pin TQFP packages



Pinout

  Connection Diagram


Specifications

Operating Temperature Range....................................................................... 0 to +70
Storage Temperature Range ..................................................................     -550to +150
Lead Temperature Range (soldering, 10 seconds) ................................................... +325
Positive Voltage on any pin, with respect to Ground (Note 1) .............................Vcc+0.3V
Negative Voltage on any pin, with respect to Ground...................................................-0.3
Maximum Vcc..............................................................................................................+3.6V
Note 1: Maximum voltage on all I type Inputs and the IS inputs, OD12 and OD24 outputs for floppy disk drive interface is 5.25V
*Stresses above the specified parameters could cause permanent damage to the device. This is a stress rating only and functional operation of the device at any other condition above those indicated in the operation sections of this
specification is not implied.
Note 2: When powering this device from laboratory or system power supplies, it is important that the Absolute  ximum Ratings not be exceeded or device failure can result. Some power supplies exhibit voltage spikes on their outputs when the AC power is switched on or off. In addition, voltage transients on the AC power line may appear on the DC output.
When this possibility exists, it is suggested that a clamp circuit be used.




Description

The USB97CFDC2-01 is an integration of an Enhanced Multi-Endpoint USB 1.1 Peripheral Controller, a 32K Byte Program ROM, and the SMSC Floppy Disk Controller used in many of its Super IO products, such as the FDC37C869. Special care in the design has been taken to assure the lowest possible system current draw (<250A) during SUSPEND mode operation.

Provisions for external program Flash Memory up to 32K bytes for program storage is provided for customized applications.

Several pins of the USB97CFDC2-01 are provided for controlling external power control elements and sensing specialized drive functions.

Individual manufacturers of the USB97CFDC2-01 may provide their unique USB vendor and product IDs and descriptor strings via an external 3 wire serial EEPROM. Up to 16 different configuration options for various drive related parameters are provided by 4 external configuration input pins which can be read at power-on reset.




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