National Semiconductor Secondary Storage Controllers 2
| Part | RoHS | Manufacturer | Peripheral IC Type | Temperature Grade | Terminal Form | No. of Terminals | Package Code | Package Shape | Package Body Material | Surface Mount | Maximum Supply Voltage | Power Supplies (V) | Package Style (Meter) | Package Equivalence Code | Minimum Supply Voltage | Maximum Operating Temperature | Maximum Data Transfer Rate | Minimum Operating Temperature | Terminal Finish | Terminal Position | Maximum Seated Height | Width | Additional Features | External Data Bus Width | Maximum Clock Frequency | Maximum Time At Peak Reflow Temperature (s) | Peak Reflow Temperature (C) | Length | Host Interface Standard | Technology | Maximum Host Data Transfer Rate | Maximum Supply Current | Nominal Supply Voltage | Sub-Category | Terminal Pitch | JESD-30 Code | Moisture Sensitivity Level (MSL) | Qualification | Drive Interface Standard | JESD-609 Code |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
National Semiconductor |
SECONDARY STORAGE CONTROLLER, FLOPPY DISK DRIVE |
COMMERCIAL |
J BEND |
68 |
QCCJ |
SQUARE |
PLASTIC/EPOXY |
YES |
5.5 V |
5 |
CHIP CARRIER |
LDCC68,1.0SQ |
4.5 V |
70 Cel |
.125 MBps |
0 Cel |
TIN LEAD |
QUAD |
8 |
PC-AT; PS/2; EISA |
CMOS |
15 mA |
5 V |
Secondary Storage Controllers |
1.27 mm |
S-PQCC-J68 |
Not Qualified |
e0 |
||||||||||||
|
National Semiconductor |
SECONDARY STORAGE CONTROLLER, FLOPPY DISK DRIVE |
COMMERCIAL |
GULL WING |
60 |
QFP |
SQUARE |
PLASTIC/EPOXY |
YES |
5.5 V |
5 |
FLATPACK |
QFP60,.75SQ,32 |
4.5 V |
70 Cel |
.125 MBps |
0 Cel |
TIN LEAD |
QUAD |
8 |
PC-AT; PS/2; EISA |
CMOS |
15 mA |
5 V |
Secondary Storage Controllers |
.8 mm |
S-PQFP-G60 |
Not Qualified |
e0 |
Secondary storage controllers are electronic devices that manage the input/output operations between a computer's CPU and secondary storage devices such as hard drives, solid-state drives, and optical drives. These controllers provide an interface that allows the CPU to access data stored on secondary storage devices and manage the storage operations.
Secondary storage controllers can be either integrated into the computer's motherboard or added as an expansion card. They typically include a storage interface that connects to the storage device and a host interface that connects to the computer's bus system. The storage interface may be based on various standards such as SATA, SAS, or PCIe, while the host interface can be based on various standards such as PCI, PCIe, or USB.
Secondary storage controllers offer various benefits such as increased data transfer rates, improved reliability, and increased storage capacity. They also provide advanced features such as caching, data striping, and redundancy that can improve performance and data integrity.
Some of the commonly used secondary storage controllers include RAID controllers, SATA controllers, and SCSI controllers. RAID controllers are used to manage multiple storage devices in a RAID array, while SATA controllers and SCSI controllers are used to manage hard drives and optical drives respectively. These controllers are essential components in modern computer systems, and their functionality and performance play a crucial role in overall system performance and data storage reliability.