參數(shù)資料
型號: L6254
廠商: 意法半導(dǎo)體
英文描述: 12V DISK DRIVE SPINDLE & VCM, POWER & CONTROL “COMBO”
中文描述: 12V的磁盤驅(qū)動器主軸
文件頁數(shù): 7/17頁
文件大?。?/td> 109K
代理商: L6254
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
I
O
On State Current
FLL_RES = 62k
ICP = ”1”
ICP = ”0”
22
80
25
100
32
120
μ
A
μ
A
V
RCP
Current Set Voltage
FLL_RES = 62k
1.18
1.225
1.25
V
CURRENT SENSE AMPLIFIER
I
BIAS
Av
Input Bias Current
2
μ
A
V/V
Voltage Gain
3.8
4.0
4.2
dV
o
/d
t
Output Slew Rate
20
V/
μ
s
SERIAL PORT
Symbol
Parameter
Min.
Typ.
Max.
Unit
T
SCK
SCLK Period
40
ns
T
CKL
SCLK low time
15
ns
T
CKH
SCLK high time
15
ns
T
SDENS
Enable to SCLK
35
ns
T
SDENH
SCLK to disable
20
ns
T
DS
Data set-up time before rising edge SCLK
10
ns
T
DH
Data Hold Time
10
ns
T
SDENL
Minimum SDEN Low Time
50
ns
T
SDV
SCLK falling edge (A6) to SDATA valid on READ op.
3
10
ns
T
SDV
SCLK rising edge (D0-D7) to SDATA Transition onREAD op.
5
35
ns
ELECTRICAL CHARACTERISTICS
(Continued)
0
A0
A1
1st Byte
2nd Byte
A6
D0
D1
D2
D7
SDEN
SCLK
SDATA
SERIAL PORT WRITE TIMING
SERIAL PORT READ TIMING
1
A0
A1
1st Byte
2nd Byte
D98IN844
A6
D0
D1
D2
D7
SDEN
SCLK
SDATA
Figure 1. SerialPort Timing Information.
L6254
7/17
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