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參數(shù)資料
| 型號： | L8229 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 運動控制電子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, 1.5 A, PDSO24 |
| 封裝： | LEAD FREE, SSO-24 |
| 文件頁數(shù)： | 41/42頁 |
| 文件大?。?/td> | 858K |
| 代理商： | L8229 |
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Pin description
L8229
Note:
ESD on pin PROG1 vs. VS is guaranteed up to +2KV/-1.75KV (Human Body Model,
1500Ohm, 100pF)
10
PHASE2
nCS
PHASE2: Direction input control pin for Bridge 2.
nCS: Chip Select input pin for serial protocol.
11
VREF2
VREFDEC
VREF2
VREF2: Reference voltage input for Bridge 2.
VREFDEC: Mixed Decay Reference voltage for both
Bridges 1 and 2.
12
RC2
FAULT
RC2: Toff input pin for Bridge 2.
FAULT: This pin is high when a generic fault is present.
13
VCC
Logic and Low voltage analog Supply.
14
RC1
nRESET
RC1: Toff input pin for Bridge 1.
nRESET: Input pin for reset of serial port.
15
VREF1
VREFCOM
VREF1
VREF1: Reference voltage input for Bridge 1.
VREFCOM: Common Reference voltage input for both
Bridges 1 and 2.
16
PHASE1
OSC
PHASE1: Direction input control pin for Bridge 1.
OSC: Input for external oscillator used for timings.
17
I11
PWM2
I11: Current level control bit for Bridge 1.
PWM2: PWM input control pin for Bridge 2 when used as
a DC motor driver.
18
PROG2
Configuration Program pin. When used together with pin
7, it programs device into one of the four configurations
(see following Programmable Modes table).
19
GND
Ground.
20
I01
PWM1
I01: Current level control bit for Bridge 1.
PWM1: PWM input control pin for bridge 1 when used as
a DC motor driver
21
OUT1B
Motor Driver Bridge 1 Output B.
22
COMPIN1
Current Comparator input for Bridge1.
23
SENSE1
Motor Driver Bridge 1 Sense Resistor.
24
VS
Supply voltage for output stages.
Table 1.
Pin Description (continued)
Pin N#
L6219_HI
(Pin7&18=00)
L6219_8
(Pin7&18=01)
L8229_x
(Pin7&18=10
or 11)
Function
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