参数资料
型号: 71M6521FE-IM/F
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC68
封装: LEAD FREE, LQFN-68
文件页数: 94/103页
文件大小: 1691K
代理商: 71M6521FE-IM/F
71M6521DE/71M6521FE
Energy Meter IC
DATA SHEET
OCTOBER 2010
Page: 90 of 103
2005-2010 Teridian Semiconductor Corporation
v1.1
A Maxim Integrated Products Brand
19-5370; 10/10
SUPPLY CURRENT
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
V3P3A + V3P3SYS current
Normal Operation,
V3P3A=V3P3SYS=3.3V
MPU_DIV=3 (614kHz) CKOUT_E=00,
CE_EN=1,
RTM_E=0, ECK_DIS=1, ADC_E=1,
ICE_E=0
6.1
7.7
mA
VBAT current
-300
+300
nA
V3P3A + V3P3SYS current vs.
MPU clock frequency
Same conditions as above
0.5
mA/
MHz
V3P3A + V3P3SYS current,
write flash
Normal Operation as above, except write
flash at maximum rate, CE_E=0,
ADC_E=0
9.1
10
mA
VBAT current
VBAT=3.6V
BROWNOUT mode, <25°C
BROWNOUT mode, >25°C
LCD Mode, 25°C
LCD mode, over temperature
SLEEP Mode, 25°C
Sleep mode, over temperature
48
65
1
5.7
2.9
120
150
1
8.5
15
1
5.0
10
1
A
Current into V3P3A and V3P3SYS pins is not zero if voltage is applied at these pins in brownout, LCD or sleep modes.
1Guaranteed by design; not production tested.
V3P3D SWITCH
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
On resistance – V3P3SYS to V3P3D
| IV3P3D |
≤ 1mA
10
Ω
On resistance – VBAT to V3P3D
| IV3P3D |
≤ 1mA
40
Ω
2.5V VOLTAGE REGULATOR
Unless otherwise specified, load = 5mA
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Voltage overhead V3P3-V2P5
Reduce V3P3 until V2P5
drops 200mV
440
mV
PSSR
V2P5/V3P3
RESET=0, iload=0
-3
+3
mV/V
LOW POWER VOLTAGE REGULATOR
Unless otherwise specified, V3P3SYS=V3P3A=0, PB=GND (BROWNOUT)
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
V2P5
ILOAD=0
2.0
2.5
2.7
V
V2P5 load regulation
ILOAD=0mA to 1mA
30
mV
VBAT voltage requirement
ILOAD=1mA,
Reduce VBAT until
REG_LP_OK=0
3.0
V
PSRR
ΔV2P5/ΔVBAT
ILOAD=0
-50
50
mV/V
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