参数资料
型号: MAX5935EAX+
厂商: Maxim Integrated
文件页数: 30/44页
文件大小: 700K
描述: IC CTRLR POWER QUAD 36-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 30
类型: 以太网供电控制器(PoE)
应用: 远程外设(工业控制,相机,数据访问)
内部开关:
电源电压: -32 V ~ -60 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-BSOP(0.295",7.50mm 宽)
供应商设备封装: 36-SSOP
包装: 管件
Writing a 1 to CLR_INT (Table 22) clears all the event
registers and the corresponding interrupt bits in register
R00h. Writing a 1 to RESET_P_ turns off power to the cor-
responding port and resets only the status and event
registers of that port. After execution, the bits reset to 0.
Writing a 1 to RESET_IC causes a global software reset,
after which the register map is set back to its reset state.
A reset sets R1Ah = 00h.
Quad Network Power Controller
for Power-Over-LAN
30   ______________________________________________________________________________________
ADDRESS = 17h
SYMBOL
BIT
R/W
DESCRIPTION
INT EN
7
R/W
A logic high enables INT functionality
RSTR_EN
6
R
A logic high enables the auto-restart protection time off (as set by the RSRT[1:0] bits)
Reserved
5
R
Reserved
R    rv
4
R
Reserved
POFF_CL
3
R
A l og i
c hi g
h p r events p ow er - up
 after a cl assi fi
cati on fai l ur e ( I > 50m A, val
i d onl y i n AU TO m
od e)
CL_DISC
2
R/W
A logic high enables reduced current-limit voltage threshold (V
FLT_LIM
) according to port
classification result
Reserved
1
R/W
Reserved
R    rv
R W
R    rv
Table 20. Miscellaneous Configurations
ADDRESS = 19h
SYMBOL
BIT
R/W
DESCRIPTION
PWR    FF4
7
W
A logic high powers off port 4
PWR    FF
6
W
A logic high powers off port 3
PWR_OFF2
5
W
A logic high powers off port 2
PWR    FF1
4
W
A logic high powers off port 1
PWR_ON4
3
W
A logic high powers on port 4
PWR_ON3
2
W
A logic high powers on port 3
PWR_ON2
1
W
A logic high powers on port 2
PWR_ON1
0
W
A logic high powers on port 1
Table 21. Power Enable Pushbuttons
ADDRESS = 1Ah
YMB  L
BIT
R/W
DESCRIPTION
CLR_INT
7
W
A logic high clears all interrupts
R    rv
6
Reserved
Reserved
5
Reserved
RESET_IC
4
W
A logic high resets the MAX5935
RE  ET P4
3
W
A logic high softly resets port 4
RESET_P3
2
W
A logic high softly resets port 3
RESET_P2
1
W
A logic high softly resets port 2
RE  ET P1
0
W
A logic high softly resets port 1
Table 22. Global Pushbuttons
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