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參數(shù)資料
| 型號(hào)： | L9949 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | DOOR ACTUATOR DRIVER |
| 中文描述： | 門執(zhí)行器驅(qū)動(dòng) |
| 文件頁數(shù)： | 15/20頁 |
| 文件大?。?/td> | 334K |
| 代理商： | L9949 |
15/20
L9949
SPI INTERFACE ELECTRICAL CHARACTERISTCS
V
S
= 8 to 16 V, V
CC
= 4.5 to 5.5 V, T
j
= -40 to 150 °C, unless otherwise specified. The voltages are refered to
GND and currents are assumed positive, when the current flows into the pin
.
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Delay time from standby to active mode
t
set
Delay Time
Switching from standby to active
mode. Time until output drivers are
enabled after CSN going to high.
200
μ
s
Inputs: CSN, CLK and DI
V
INL
Input Low Level
V
CC
= 5 V
1.5
V
V
INH
Input High Level
V
CC
= 5 V
3.5
V
V
INHyst
Input Hystersis
V
CC
= 5 V
0.5
V
I
CSNin
Pull Up Current at input CSN
V
CSN
= 3.5 V
-50
-25
-10
μA
I
CLK in
Pull Down Current at input CLK
V
CLK
= 1.5 V
10
25
50
μA
I
DI in
Pull Down Current at input DI
V
DI
= 1.5 V
10
25
50
μA
C
in(1)
Input Capacitance at input CSN
or CLK
0 V < V
CC
< 5.5 V
10
15
pF
DI timing (see Fig. 9 )
(2)
t
CLK
Clock Period
V
CC
= 5 V
1000
ns
t
CLKH
Clock High Time
V
CC
= 5 V
400
ns
t
CLKL
Clock Low Time
V
CC
= 5 V
400
ns
t
set CSN
CSN setup time, CSN low before
rising edge of CLK
V
CC
= 5 V
400
ns
t
set CLK
CLK setup time, CLK high before
rising edge of CSN
V
CC
= 5 V
400
ns
t
set DI
DI setup time
V
CC
= 5 V
200
ns
t
hold DI
DI hold time
V
CC
= 5 V
200
ns
t
r-in
Rise Time of Input Signal
DI, CLK, CSN
V
CC
= 5 V
100
ns
t
f-in
Fall Time of Input Signal
DI, CLK, CSN
V
CC
= 5 V
100
ns
DO
V
DOL
Output Low Level
V
CC
= 5 V, I
D
= -4 mA
0.2
0.4
V
V
DOH
Output High Level
V
CC
= 5 V, I
D
= -4 mA
V
CC
-1.3
V
CC
-1.0
V
V
CC
= 5 V, I
D
= -200
μ
A; T
j
= 25°C
V
CC
-0.8
V
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| L9950XP | 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 DOOR ACTUATOR DRIVER RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
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