MIC2753 データシートの表示（PDF） - Micrel
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MIC2753 Datasheet PDF : 12 Pages
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MIC2753/2754
Absolute Maximum Ratings (Note 1)
Supply Voltage (VIN) ...................................... –0.3V to 10V
Reset Voltage (VRST) ........................... –0.3V to VIN + 0.3V
Manual Reset Voltage (VMR) ............... –0.3V to VIN + 0.3V
Reset Current (IRST) ................................................... 10mA
Continuous Power Dissipation
(PD at TA = +85°C) .............................................. 200mW
Storage Temperature (TS) ....................... –65°C to +150°C
ESD Rating, Note 3
Micrel
Operating Ratings (Note 2)
Supply Voltage (VIN) .......................................... 1.5V to 7V
Ambient Temperature (TA) ......................... –40°C to +85°C
Junction Temperature (TJ) ........................................ 150°C
Manual Reset (VMR) ............................................. 0V to VIN
Thermal Resistance
(θJA) ................................................................... 325°C/W
Electrical Characteristics
VIN = 5.0V (L, M voltage code), VIN = 3.3V (T, S voltage code), VIN = 2.85 (R voltage code) TA = 25°C;
bold values indicate 1.5V ≤ VIN ≤ 7.0V, –40°C ≤ TA ≤ +85°C Note 4; unless noted
Symbol Parameter
Condition
Min Typ
VIN
IDD
VTHO
Input Supply Voltage
Operating Supply Current
Overvoltage Threshold
manual reset not asserted
L voltage code
M voltage code
1.0
30
5.28 5.38
5.62 5.81
T voltage code
3.459 3.53
S voltage code
3.67 3.83
R voltage code
3.018 3.08
VTHU
Undervoltage Threshold
L voltage code
M voltage code
4.50 4.63
4.25 4.38
T voltage code
3.00 3.08
S voltage code
2.85 2.93
R voltage code
2.55 2.63
VHYST+ Overvoltage Threshold Hysteresis
–15
VHYST– Undervoltage Threshold Hysteresis
+15
tPROP(RST) Propagation Delay
VIN = VTHO (min) – 100mV to VTHO (max) + 100mV
12
VIN = VTHU (max) + 100mV to VTHU (min) – 100mV
12
tRST
Reset Pulse Width
140 240
Max Units
7.0
V
100
µA
6.00
V
6.00
V
3.96
V
3.96
V
3.28
V
4.75
V
4.50
V
3.15
V
3.00
V
2.70
V
mV
mV
30
µs
30
µs
560 ms
June 1999
3
MIC2753/2754
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