參數(shù)資料
型號(hào)： L6470HTR
廠商： STMICROELECTRONICS
元件分類： 運(yùn)動(dòng)控制電子
英文描述： STEPPER MOTOR CONTROLLER, 7 A, PDSO28
封裝： ROHS COMPLIANT, HTSSOP-28
文件頁數(shù)： 5/64頁
文件大?。?/td> 814K
代理商： L6470HTR
L6470
Electrical characteristics
Doc ID 16737 Rev 2
13/64
Logic inputs and outputs
VIL
Low level logic input voltage
0.8
V
VIH
High level logic input voltage
2
V
IIH
High level logic input current (4)
VIN = 5 V
1
A
IIL
Low level logic input current (5)
VIN = 0 V
-1
A
VOL
Low level logic output voltage (6)
VDD = 3.3 V,
IOL = 4 mA
0.3
V
VDD = 5 V,
IOL = 4 mA
0.3
VOH
High level logic output voltage
VDD = 3.3 V,
IOH = 4 mA
2.4
V
VDD = 5 V,
IOH = 4 mA
4.7
RPU
RPD
CS Pull-up and STBY pull-down resistors
CS = GND;
STBY/RST = 5 V
335
430
565
k
Ω
Ilogic
Internal logic supply current
3.3 V VREG externally
supplied, internal oscillator
3.7
4.3
mA
Ilogic,STBY
Standby mode internal logic supply current
3.3 V VREG externally
supplied
22.5
A
fSTCK
Step clock input frequency
2
MHz
Internal oscillator and external oscillator driver
fosc,i
Internal oscillator frequency
Tj = 25°C,
VREG = 3.3 V
-3%
16
+3% MHz
fosc,e
Programmable external oscillator frequency
8
32
MHz
VOSCOUTH OSCOUT clock source high level voltage
Internal oscillator
3.3 V VREG externally
supplied; IOSCOUT = 4 mA
2.4
V
VOSCOUTL OSCOUT clock source low level voltage
Internal oscillator
3.3 V VREG externally
supplied; IOSCOUT = 4 mA
0.3
V
trOSCOUT
tfOSCOUT
OSCOUT clock source rise and fall time
Internal oscillator
TBD
ns
textosc
Internal to external oscillator switching delay
TBD
ms
tintosc
External to internal oscillator switching delay
TBD
s
SPI
fCK,MAX
Maximum SPI clock frequency (7)
5MHz
trCK
tfCK
SPI clock rise and fall time (5)
TBD
s
Table 4.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
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