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ADM1041AARQZ bảng dữ liệu(PDF) 6 Page - Analog Devices

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ADM1041A
Rev. 0 | Page 6 of 56
SPECIFICATIONS
TA = –40 to +85°C, VDD = 5 V ± 10%, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
SUPPLIES
VDD
4.5
5.0
5.5
V
IDD, Current Consumption
6
10
mA
Peak IDD, during EEPROM Erase Cycle1, 2
40
mA
UNDERVOLTAGE LOCKOUT, VDD
See Figure 9.
Start-Up Threshold
4
4.3
4.5
V
Stop Threshold
3.7
4
4.2
V
Hysteresis
0.3
V
POWER BLOCK PROTECTION
VDD Overvoltage
5.8
6.2
6.5
V
VDD Overvoltage Debounce
300
500
700
μs
Latching
Open Ground
0.1
0.2
0.35
V
VGND positive with respect to VS
VDDOK Debounce
250
400
500
μs
VDDOK
POWER-ON RESET
DC Level
1.5
2.2
2.75
V
VDD rising
DIFFERENTIAL LOAD VOLTAGE SENSE INPUT,
(VS−, VS+)
See Figure 6. VNOM = (VS+ – VS−); VNOM
is typically 2 V
VS− Input Voltage
0.5
V
Voltage on Pin 20
VS+ Input Voltage
VDD – 2
V
Voltage on Pin 21
VS− Input Resistance
35
VS+ Input Resistance
500
VNOM Adjustment Range
1.7 to 2.3
V
Set Load Voltage Trim Step
0.10 to 0.14
%
1.7 V ≤ VNOM ≤ 2.3 V typ
1.74 to 3.18
mV
8 bits, 255 steps
Reg 19h[7:0]. See Table 34
Set Load Overvoltage Trim Range
105 to 120
%
1.7 V ≤ VNOM ≤ 2.3 V min
Set Load Overvoltage Trim Step
0.09
%
8 bits, 255 step/s
1.6
mV
Reg 08h[7:0]. See Table 17.
VS+ = 2.24 V
Recover from Load OV False to FG True
100
μs
Reg 03h[1:0] = 00. See Table 12.
200
μs
Reg 03h[1:0] = 01. See Table 12.
300
μs
Reg 03h[1:0] = 10. See Table 12.
400
μs
Reg 03h[1:0] = 11. See Table 12.
Operate Time from Load OV to FG False
2
μs


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