参数资料
型号: ADE7569ASTZF16
厂商: Analog Devices Inc
文件页数: 30/136页
文件大小: 0K
描述: IC ENERGY METER MCU 16K 64LQFP
标准包装: 1
输入阻抗: *
测量误差: *
电压 - 高输入/输出: *
电压 - 低输入/输出: *
电流 - 电源: *
电源电压: *
测量仪表类型: *
工作温度: *
安装类型: 表面贴装
封装/外壳: 64-LQFP
供应商设备封装: 64-LQFP(10x10)
包装: 托盘
ADE7566/ADE7569
V P – V N
SAG LEVEL TRIP POINT
SAGCYC = 1
V DCIN
1.2V
t 3
Preliminary Technical Data
V DD
2.75V
t 1
SAG EVENT
(FSAG = 1)
V DCIN EVENT
(FVDCIN = 1)
IF SWITCHOVER ON LOW V DCIN IS
ENABLED, AUTOMATIC BATTERY
SWITCHOVER V SW CONNECTED TO V BAT
BSO EVENT
(FBSO = 1)
Figure 26. Power Supply Management Interrupts and Battery Switchover with V DD or V DCIN Enabled for Battery Switchover
Table 24. Power Supply Event Timing Operating Modes
Parameter
t 1
t 2
t 3
t 4
Time
10 ns min
10 ns min
30 ms
130 ms
Description
Time between when V DCIN goes below 1.2 V and when VSWF is raised.
Time between when V DD falls below 2.75 V and when battery switchover occurs.
Time between when V DCIN falls below 1.2 V and when battery switchover occurs if V DCIN is enabled to cause battery
switchover.
Time between when power supply restore conditions are met (V DCIN above 1.2 V and V DD above 2.75 V if
BATPR[1:0] = 0b01 or V DD above 2.75 V if BATPR[1:0] = 0b00) and when V SW switches to V DD .
V P ? V N
SAG LEVEL
TRIP POINT
V DCIN
SAG EVENT
V DCIN EVENT
V DCIN EVENT
1.2V
V BAT
V DD
2.75V
t 3
t 4
V SW
BATTERY SWITCH
ENABLED ON
LOW V DCIN
PSM0
PSM1 OR PSM2
PSM0
V SW
BATTERY SWITCH
ENABLED ON
LOW V DD
PSM0
t 2
t 4
PSM0
PSM1 OR PSM2
Figure 27. Power Supply Management Transitions Between Modes
Rev. PrA | Page 30 of 136
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