参数资料
型号: ADE7116ASTZF8
厂商: Analog Devices Inc
文件页数: 36/152页
文件大小: 0K
描述: IC ENERGY METER 64-LQFP
产品变化通告: Product Discontinuance 27/Oct/2011
标准包装: 160
输入阻抗: 770 千欧
测量误差: 0.1%
电压 - 高输入/输出: 2V
电压 - 低输入/输出: 0.8V
电流 - 电源: 4mA
电源电压: 2.4 V ~ 3.7 V
测量仪表类型: 单相
工作温度: -40°C ~ 85°C
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
ADE7116/ADE7156/ADE7166/ADE7169/ADE7566/ADE7569
Table 27. Power Supply Event Timing Operating Modes
Parameter
t 1
t 2
t 3
t 4
Time
10 ns min
10 ns min
30 ms typ
130 ms typ
Description
Time between when V DCIN goes below 1.2 V and when FVDCIN 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 > 1.2 V and V DD > 2.75 V if BATPRG[1:0] =
0b01 or V DD > 2.75 V if BATPRG[1:0] = 0b00) and when V SWOUT switches to V DD .
V P – V N
SAG LEVEL TRIP POINT
SAGCYC = 1
V DCIN
1.2V
t 3
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 OCCURS. V SWOUT
IS CONNECTED TO V BAT .
BSO EVENT
(FBSO = 1)
Figure 36. Power Supply Management Interrupts and Battery Switchover with V DD or V DCIN Enabled for Battery Switchover
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
30ms MIN.
130ms MIN.
V SW
BATTERY SWITCH
ENABLED ON
LOW V DCIN
V SW
BATTERY SWITCH
ENABLED ON
LOW V DD
PSM0
PSM0
PSM1 OR PSM2
PSM0
PSM0
PSM1 OR PSM2
Figure 37. Power Supply Management Transitions Between Modes
Rev. B | Page 36 of 152
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