参数资料
型号: MAX5945CAX+T
厂商: Maxim Integrated Products
文件页数: 29/44页
文件大小: 0K
描述: IC NETWORK PWR CTRL 36-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1,000
控制器类型: 网络电源控制器
接口: I²C
电源电压: 3.3V
电流 - 电源: 4.2mA
工作温度: 0°C ~ 70°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: 带卷 (TR)
MAX5945
Quad Network Power Controller
for Power-Over-LAN
______________________________________________________________________________________
35
Table
30.
Register
Map
Summary
ADDR
REGISTER
NAME
R/W
PORT
BIT
7
BIT
6
BIT
5
BIT
4
BIT
3
BIT
2
BIT
1
BIT
0
RESET
STATE
INTERRUPTS
00h
Interrupt
RO
G
SUP_FLT
TSTR_FLT
IMAX_FLT
CL_END
DET_END
LD_DISC
PG_INT
PE_INT
0000,0000
01h
Int
Mask
R/W
G
M
ASK7
MASK6
MASK5
MASK4
MASK3
MASK2
MASK1
MASK0
AAA0,0A00
EVENTS
02h
Power
Event
RO
4321
0000,0000
03h
Power
Event
CoR
PG_CHG4
PG_CHG3
PG_CHG2
PG_CHG1
PWEN_
CHG4
PWEN_
CHG3
PWEN_
CHG2
PWEN_
CHG1
04h
Detect
Event
RO
4321
0000,0000
05h
Detect
Event
CoR
CL_END4
CL_END3
CL_END2
CL_END1
D
E
T
_
E
N
D
4
D
E
T
_
E
N
D
3
D
E
T
_
E
N
D
2
D
E
T
_
E
N
D
1
06h
Fault
Event
RO
4321
0000,0000
07h
Fault
Event
CoR
LD_DISC4
LD_DISC3
LD_DISC2
LD_DISC1
IM
A
X
_
F
L
T
4
IM
A
X
_
F
L
T
3
IM
A
X
_
F
L
T
2
IM
A
X
_
F
L
T
1
08h
Tstart
Event
RO
4321
0000,0000
09h
Tstart
Event
CoR
IVC4
IVC3
IVC2
IVC1
S
T
R
T
_
F
L
T
4
S
TR
T_
FL
T3
S
T
R
T
_
F
L
T
2
S
TR
T_
FL
T1
0Ah
Supply
Event
RO
4321
0011,0101*
0Bh
Supply
Event
CoR
TSD
VDD_OV
VDD_UV
VEE
UVLO
VEE_OV
VEE_UV
OSC_FAIL
V
D
_
U
V
L
O
STATUS
0Ch
Port
1
Status
RO
1
reserved
CLASS1[2]
CLASS1[1]
CLASS1[0]
reserved
DET_ST1
[2]
DET_ST1
[1]
DET_ST1
[0]
0000,0000
0Dh
Port
2
Status
RO
2
reserved
CLASS2[2]
CLASS2[1]
CLASS2[0]
reserved
DET_ST2
[2]
DET_ST2
[1]
DET_ST2
[0]
0000,0000
0Eh
Port
3
Status
RO
3
reserved
CLASS3[2]
CLASS3[1]
CLASS3[0]
reserved
DET_ST3
[2]
DET_ST3
[1]
DET_ST3
[0]
0000,0000
0Fh
Port
4
Status
RO
4
reserved
CLASS4[2]
CLASS4[1]
CLASS4[0]
reserved
DET_ST4
[2]
DET_ST4
[1]
DET_ST4
[0]
0000,0000
10h
Power
Status
RO
4321
PGOOD4
PGOOD3
PGOOD2
PGOOD1
PWR_EN4
PWR_EN3
PWR_EN2
PWR_EN1
0000,0000
11h
Pin
Status
RO
G
reserved
A3
A2
A1
A0
MIDSPAN
AUTO
00A3A2,
A1A0MA
*UV
and
UVLO
bits
of
V
EE
and
V
DD
asserted
depend
on
the
order
V
EE
and
V
DD
supplies
are
brought
up.
A
=
AUTO
pin
state,
A3..0
=
ADDRESS
pin
states,
M
=
MIDSPAN
pin
state,
R
=
contact
factory
for
current
revision
code
Table
15a.
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