参数资料
型号: MAX34440ETL+T
厂商: Maxim Integrated Products
文件页数: 38/43页
文件大小: 0K
描述: IC PS MANAGER PMBUS 6CH 40TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 基站网络线路卡,服务器
电源电压: 2.7 V ~ 5.5 V
电流 - 电源: 2.5mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN-EP(6x6)
包装: 带卷 (TR)
其它名称: 90-34440+TTR
MAX34440
PMBus 6-Channel Power-Supply Manager
EACH FAULT IS WRITTEN INTO
THE NEXT FAULT LOG
FLASH
EACH COMMAND READ
ACCESSES THE NEXT FAULT LOG
FAULT LOG INDEX 0
(255 BYTES)
RAM
FAULT LOG INDEX 1
(255 BYTES)
STATUS VOLTAGE
CURRENT
TEMPERATURE
FAULT OCCURENCE
FAULT LOG INDEX 2
MFR_NV_FAULT_LOG
(255 BYTES)
FAULT LOG INDEX 14
(255 BYTES)
Figure 2. MFR_NV_FAULT_LOG
There is a FAULT_LOG_COUNT (16-bit counter) at the beginning of each fault log that indicates which fault log is
the latest. This counter rolls over should more than 65,535 faults be logged. This counter is not cleared when the
CLEAR_NV_FAULT_LOG bit in MFR_MODE is toggled. The 255 bytes returned by the MFR_NV_FAULT_LOG com-
mand are described in Table 24.
Table 24. MFR_NV_FAULT_LOG
38
BYTE
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
PARAMETER
00h/FAULT_LOG_INDEX
FAULT_LOG_COUNT
MFR_TIME_COUNT (LSW)
MFR_TIME_COUNT (MSW)
STATUS_BYTE/STATUS_CML
STATUS_WORD
STATUS_VOUT Pages 0/1
STATUS_VOUT Pages 2/3
STATUS_VOUT Pages 4/5
STATUS_MFR_SPECIFIC Pages 0/1
STATUS_MFR_SPECIFIC Pages 2/3
STATUS_MFR_SPECIFIC Pages 4/5
STATUS_MFR_SPECIFIC Pages 6/7
STATUS_MFR_SPECIFIC Pages 8/9
STATUS_MFR_SPECIFIC Pages 10/11
STATUS_MFR_SPECIFIC Pages 12/13
MFR_VOUT_PEAK Page 0
MFR_VOUT_PEAK Page 1
MFR_VOUT_PEAK Page 2
MFR_VOUT_PEAK Page 3
MFR_VOUT_PEAK Page 4
BYTE
128
130
132
134
136
138
140
142
144
146
148
150
152
154
156
158
160
162
164
166
168
PARAMETER
READ_VOUT Index = 3, Page 2
READ_VOUT Index = 3, Page 3
READ_VOUT Index = 3, Page 4
READ_VOUT Index = 3, Page 5
READ_VOUT Index = 4, Page 0
READ_VOUT Index = 4, Page 1
READ_VOUT Index = 4, Page 2
READ_VOUT Index = 4, Page 3
READ_VOUT Index = 4, Page 4
READ_VOUT Index = 4, Page 5
READ_VOUT Index = 5, Page 0
READ_VOUT Index = 5, Page 1
READ_VOUT Index = 5, Page 2
READ_VOUT Index = 5, Page 3
READ_VOUT Index = 5, Page 4
READ_VOUT Index = 5, Page 5
READ_VOUT Index = 6, Page 0
READ_VOUT Index = 6, Page 1
READ_VOUT Index = 6, Page 2
READ_VOUT Index = 6, Page 3
READ_VOUT Index = 6, Page 4
Maxim Integrated
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