參數(shù)資料
型號: L6238
廠商: 意法半導(dǎo)體
英文描述: Sensorless Spindle Motor Driver(無傳感器主軸電機(jī)驅(qū)動器)
中文描述: 傳感器主軸電機(jī)驅(qū)動器(無傳感器主軸電機(jī)驅(qū)動器)
文件頁數(shù): 5/35頁
文件大?。?/td> 383K
代理商: L6238
ELECTRICALCHARACTERISTICS
(Continued)
Symbol
LOGIC SECTION
V
inH
V
inL
I
inH
I
inL
V
outL
V
outH
F
sys
t
on
t
off
SEQUENCE INCREMENT
t
seq
SERIAL PORT TIMING
Note: C
load
(data I/O) = 50pF;
Fshift
Clock Frequency
t
os
Operating Set-up Time
t
settle
Enabling Settling Time
t
strobe
Strobe Pulse Width
t
wait
Disable Wait Time
t
ds
Data Setup Time
t
dh
Data Hold Time
t
sd
Strobe to Data Prop. Delay
tcd
Clock toData Prop. Delay
t
sd
Data I/OActivation Delay
t
tsd
Data I/OTri State Delay
t
wrs
Write to Read Set-up Time
t
scr
Strobe to Clock Time
(Read Mode)
t
csw
Clock toStrobe Time
(Write Mode)
PHASE LOCK LOOP SECTION
T
phse
Static Phase Error
BRAKE DELAY SECTION
V
chrg
Capacitor Charge Voltage
I
out3
Source Current
V
Thres
Delay Timer Low Trip Threshold
CHARGE PUMP
V
out9
Storage Capacitor Output
Voltage
V
leak
Blocking Diode Leakage Current
F
cp
Charge Pump Frequency
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Input Voltage
TBD
TBD
1
V
V
μ
A
mA
V
V
MHz
ns
ns
Input Current
–1
Output Voltage
V
sink
= 2mA
V
source
= 2mA
4.5
8
20
20
0.5
System Clock Frequency
Clock ON Time
Clock OFF Time
12
Time Between Rising Edges
1
μ
s
2
TBD
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
50
50
40
40
100
10
100
100
100
80
50
50
(*)
(*)
(*)
50
ns
20
μ
s
RT = 50K
TBD
0.5
TBD
9.5
TBD
V
mA
V
1.8
TBD
20
V
10
μ
A
KHz
300
(*) These parameters are a function of C
load
.
L6238
5/35
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