参数资料
型号: SI8241BB-B-IS1
厂商: Silicon Laboratories Inc
文件页数: 9/30页
文件大小: 0K
描述: IC AUDIO DRIVER PWM 16-SOIC
标准包装: 48
类型: 音频驱动器
应用: D 类音频放大器
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC N
包装: 管件
其它名称: 336-1999-5
Si824x
Rev. 1.0
17
3.3. Family Overview and Logic Operation During Startup
The Si824x family of isolated drivers consists of high-side, low-side, and dual driver configurations.
3.3.1. Products
Table 9 shows the configuration and functional overview for each product in this family.
3.3.2. Device Behavior
Table 10 contains truth tables for the Si8241/4 families.
Table 9. Si824x Family Overview
Part Number
Configuration
UVLO Voltage
Programmable
Dead Time
Inputs
Peak Output
Current (A)
Si8241
High-Side/Low-Side
8 V/10 V
PWM
0.5
Si8244
High-Side/Low-Side
8 V/10 V
PWM
4.0
Table 10. Si824x Family Truth Table*
Si8241/4 (PWM Input High-Side/Low-Side) Truth Table
PWM Input
VDDI State Disable
Output
Notes
VOA
VOB
H
Powered
L
H
L
Output transition occurs after internal dead time
expires.
L
Powered
L
H
Output transition occurs after internal dead time
expires.
X
Unpowered
X
L
Output returns to input state within 7 s of VDDI
power restoration.
X
Powered
H
L
Device is disabled.
*Note: This truth table assumes VDDA and VDDB are powered. If VDDA and VDDB are below UVLO, see
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