Seagate ST9100AG Manual

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . .ST9190 Family:. . . . . . . . . . . . . . . . . . . . . . . . . . .

1.5 Functional specificationsInterface ATRecording method RLL (1,7)Recording density (BPI) 57,120Flux density (FCI) 42,840Track density (TPI) 2,760Spi

• Track-to-track seek time is an average of all possible single-trackseeks in both directions. • Average seek time is a true statistical random ave

Idle Mode (dBA, maximum) 30Seek (dBA, maximum) 301.10.2 Ambient temperatureOperating 5° to 55°C (41° to 131°F)Nonoperating –40° to 70°C (–40° to 158°F

1.10.6 ShockAll shock specifications assume that the drive is mounted in anapproved orientation with the input levels at the drive

1.10.7.2 Nonoperating vibrationThe following table lists the maximum nonoperating vibration thatST9190 family drives may experience without i

Soft Reset command is received from the host. After receiving a softreset, the drive exits Sleep mode and enters Standby mode with allcurrent emula

1.11.2 Power consumptionPower requirements for the ST9190 family drives are listed in the tablebelow. Typical power measurements are based on an avera

1.11.3 Conducted NoiseThe drive will operate with a maximum permitted conducted noise of:• 150 mV peak-to-peak triangular wave injected noise at th

This equipment is designed to provide reasonable protection againstsuch interference in a residential installation. However, there is noguar

2.0 Drive mounting and configuration2.1 Handling and static-discharge precautionsAfter unpacking, and prior to installation, the drive may be exposed

4X 3 mm × 0.5 mm,0.15 in (3.81mm)min. full thread0.0002.430 ± 0.010(61.72 ± 0.25)0.0001.227 ± 0.020(31.17 ± 0.51)4.020 (102.11) max.(head/disc as

2.3 Master/slave configurationA master/slave relationship must be established between multiple drivesattached to a single AT bus. You can configure a

Master/slaveconfigurationjumpersPin 1Pin 20 removedfor keyingCircuit boardB DA CDrive is master; slave may be detected using DASP– sig

2.4 Remote LEDThe drive indicates activity to the host through the DASP– line (pin 39)on the ATA interface. This line may be connected to a

3.0 ATA interfaceThe ST9190 family drives use the industry-standard ATA task file inter-face. The drives support both 8-bit and 16-bit data t

3.2 ATA interface signals and connector pinsThe following diagram summarizes the signals on the ATA interfaceconnector that are supported by the ST9

3.2.1 AT bus signal levelsSignals that the drive sends have the following output characteristics atthe drive connector:Logic low 0.0V to 0.4VLogic hig

3.3 ATA interface commandsThe following table lists ATA-standard and Seagate-specific drive com-mands that are supported by the ST9190 family drives.

Command nameCommandcodeSupported byST9190 family drivesWrite DMA (no retry) CBHNoWrite Long (w/retry) 32HYesWrite Long (no retry) 33HYesWrite Multiple

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . .ST9190 Family:. . . . . . . . . . . . . . . . . . . . . . . . . . .

The following commands are specific to the ST9190 family drives orcontain drive-specific features.3.3.1 Identify Drive commandThe Identify Drive comm

Word DescriptionST9190AG ST9140AG22Number of ECC bytes available(16)0010H0010H23–26Firmware revision (8 ASCIIcharacter string): xx = ROMversion, ss.tt

Word DescriptionST9190AG ST9140AG63Multiword DMA settings(DMA not supported)0000H0000H64Advanced PIO mode settings (not supported)0000H0000H65Minimum

3.3.2 Set Features commandThis command controls the implementation of various features supportedby the drive. When the drive receives this command, it

Seagate Technology, Inc.920 Disc Drive, Scotts Valley, California 95066, USAPublication Number: 36230-001, Rev. B, Printed in USA

1994 Seagate Technology, Inc. All rights reservedPublication Number: 36230-001, Rev. BJuly 1994Seagate®, Seagate Technology® and the Seagate logo are

Contents1.0 Drive specifications . . . . . . . . . . . . . . . . . . . . . . 11.1 Formatted capacity . . . . . . . .

2.4 Remote LED . . . . . . . . . . . . . . . . . . . . . . . . . 152.5 ECC testing . . . . . . . . . . . . .

FiguresFigure 1. Typical current profile for the ST9190 family drives . . . . 8Figure 2. Mounting dimensions for the ST9190 family drives . . .

1.0 Drive specifications1.1 Formatted capacityST9190AG ST9140AGGuaranteed Mbytes(1 Mbyte = 106 bytes)171.6 127.9Guaranteed sectors 335,232 249,900Byte