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參數資料
| 型號： | L7200 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 運動控制電子 |
| 英文描述： | DISK DRIVE MOTOR CONTROLLER, 2.6 A, PQFP64 |
| 封裝： | TQFP-64 |
| 文件頁數： | 5/23頁 |
| 文件大?。?/td> | 262K |
| 代理商： | L7200 |
13/23
L7200
BIT
LABEL
DESCRIPTION
4
INDEX
External FLL update.
5
EXTK
“0” Spindle Speed internal KFLL. “1” All Reg#7 and Lsb of Reg#8 bits are
mixed to allow external setting of KFLL.
6
MECH/ELEC
Electrical or Mechanical cycle for Spindle FLL control.
“0” Mechanical. “1” Electrical.
7
8_12POLE
Spindle Motor Poles. “0” 8 poles. “1” 12 poles.
Reg:
3
Name:
Spindle Set-Up 2 Register
Type:
Write only
Address: 3Eh
BIT
LABEL
DESCRIPTION
0
ZCWINDOW
Chop cycle for Spindle ZC tristate time. “0” Two. “1” One.
1
REVBRAKE
“1” Spindle Reverse Brake. Toggling this bit will define the time before
ending over normal brake. 1 = 10mS. 2 = 20mS. 3 = 40mS.
2
CLKDIV
SYSCLK divider. “0” SYSCLK. “1” SYSCLK divide by 2.
3
DIV1.5
SYSCLK divider. “0” SYSCLK. “1” SYSCLK divide by 1.5.
4
FLLCOARSE<0>
LSB of Spindle FLL Coarse Counter.
5
FLLCOARSE<1>
Bit 1 of Spindle FLL Coarse Counter.
6
FLLCOARSE<2>
Bit 2 of Spindle FLL Coarse Counter.
7
FLLCOARSE<3>
Bit 3 of Spindle FLL Coarse Counter.
Reg:
4
Name:
Spindle FLL Coarse Register
Type:
Write only
Address: 4Eh
BIT
LABEL
DESCRIPTION
0
FLLCOARSE<4>
Bit 4 of Spindle FLL Coarse Counter.
1
FLLCOARSE<5>
Bit 5 of Spindle FLL Coarse Counter.
2
FLLCOARSE<6>
Bit 6 of Spindle FLL Coarse Counter.
3
FLLCOARSE<7>
Bit 7 of Spindle FLL Coarse Counter.
4
FLLCOARSE<8>
Bit 8 of Spindle FLL Coarse Counter.
5
FLLCOARSE<9>
Bit 9 of Spindle FLL Coarse Counter.
INTERNAL REGISTERS DEFINITION (continued)
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PDF描述 |
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| L7250 | VOICE COIL MOTOR CONTROLLER, PQFP64 |
| L7980A | 3.5 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8 |
| L7980 | 3.5 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8 |
| L7980TR | 3.5 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8 |
| L7981ATR | SWITCHING REGULATOR, DSO8 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| L7203 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SMOOTH DRIVE SPINDLE MOTOR FOR OPTICAL DRIVE APPLICATION WITH POWER INTEGRATED |
| L7203S | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SMOOTH DRIVE SPINDLE MOTOR FOR OPTICAL DRIVE APPLICATION WITH POWER INTEGRATED |
| L7204 | 功能描述:重負荷電源連接器 PLUG-YC-#2/0-PC RoHS:否 制造商:Hirose Connector 系列:PS2 產品類型:Connectors 位置/觸點數量: 端接類型:Crimp 觸點材料: 觸點電鍍:Gold 電壓額定值: 電流額定值:300 A 附件類型: |
| L7204A | 制造商:Agilent Technologies 功能描述:L7204A / Switch, SP4T, DC-4 GHz, unterminated, 24VDC (L-SERIES) |
| L7204B | 制造商:Agilent Technologies 功能描述:L7204B / Switch, SP4T, DC-20 GHz, unterminated, 24VDC (L-SERIES) |
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