参数资料
型号: A8287SLBTR
厂商: Allegro Microsystems Inc
文件页数: 15/18页
文件大小: 0K
描述: IC REG LNB SUPPLY/CTRL 24-SOIC
标准包装: 1,000
应用: 转换器,模拟和数字式卫星信号接收器
输入电压: 9 V ~ 16 V
输出数: 1
输出电压: 12.7 V ~ 20.4 V
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-SOIC(0.295",7.50mm 宽)
供应商设备封装: 24-SOIC W
包装: 带卷 (TR)
A8285 and
A8287
LNB Supply and Control Voltage Regulator
Overtemperature and Overcurrent I 2 C Sequences
Response to Overtemperature fault condition using multiple byte read
LNB Output Disabled
T JMAX
T JMAX - ? T J
Overtemperature
T J
IRQ
LNB ouput enabled
N S
A S
SDA
S
T
ADR
R A
READ
A
READ
A
READ
A
READ
A
READ
P
S
T
ADR
W A
WRITE
P
Master Responds to IRQ
Reads Status continuously
TSD = 1
TSD = 0
DIS = 1
Master Writes
Re-enables LNB
output
DIS = 1
TSD
reset
Response to Overcurrent fault condition using single byte read
LNB output disabled
V LNB
I LNB
LNB output enabled
IRQ
N S
A S
N S
SDA
S
T
ADR
R A
READ
P
S
T
ADR
W A
WRITE
P
S
T
ADR
R A
READ
P
Master Responds to IRQ
Reads Status
OCP = 1
DIS = 1
OCP
reset
Master Writes
Re-enables LNB
output
Master Polls
Reads Status
OCP = 0
DIS = 0
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
15
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