MIC1832 Просмотр технического описания (PDF) - Micrel
Номер в каталоге
Компоненты Описание
Список матч
MIC1832 Datasheet PDF : 7 Pages
| |||
MIC1832
Absolute Maximum Ratings (Note 1)
Terminal Voltage
VCC ...............................................................–0.3V to 7V
All other inputs ...............................–0.3V to (VCC + 0.3V)
Input Current
VCC ...................................................................... 250mA
GND, all other inputs .............................................. 25mA
Lead Temperature (soldering, 10 sec.)...................... 300°C
Storage Temperature.................................. –65°C to 150°C
Micrel, Inc.
Operating Ratings (Note 2)
Operating Temperature Range
MIC1832M/N ............................................ –40°C to 85°C
MIC1832D ................................................ –40°C to 85°C
Power Dissapation .................................................. 700mW
Electrical Characteristics
VIN = xx; RL = xx; TA = Operating Temperature Range, bold values indicate –40°C ≤ TA ≤ +85°C; unless noted
Parameter
Condition
Min Typ
Supply Voltage Range
Supply Current
/ST and /PBRST Input Levels
Input Leakage, /ST (Note 7)
Output Voltage, /RST, RST
Output Voltage, /RST, RST
Output Voltage
VCC 5% Trip Point (Reset
Threshold Voltage)
VCC
ICC @ VCC = 5V (Note 4)
ICC @ VCC = 3.3V (Note 4)
VIH (Note 5)
VIH (Note 6)
VIL
IIL
ISOURCE = 350µA, VCC = 3.3V
ISINK = 10mA, VCC = 3.3V
VCC = 1.4V, ISINK = 50µA
TOL = Gnd
18
15
2
VCC-0.4
–0.3
2.4
2.8 2.88
VCC 10% Trip Point (Reset
Threshold Voltage)
TOL = VCC
2.47 2.55
Input Capacitance, /ST, TOL
Output Capacitance, /RST, RST
CIN (Note 8)
COUT (Note 8)
Max
5.5
30
25
VCC+0.3
VCC+0.3
0.5
±1
0.4
0.3
2.97
Units
V
µA
µA
V
V
V
µA
V
V
V
V
2.64
V
5
pF
7
pF
AC Electrical Characteristics
VCC = 4.5V to 5.5V; TA = Operating Temperature Range, bold values indicate –40°C ≤ TA ≤ +85°C; unless noted
/PBRST Min. Pulse Width, tPB
/PBRST = VIL (Note 9)
20
ms
/PBRST Delay, tPBD
1
4
20
ms
Reset Active Time, tRST
250 610 1000 ms
/ST Pulse Width, tST
20
ms
/ST Timeout Period, tTD
TD = 0V
62.5 150 250 ms
TD = Open
250 600 1000 ms
VCC Fall Time, tF
VCC Rise Time, tR
VCC Detect to /RST Low
and RST High, tRPD
VCC Detect to /RST Low
and RST Low, tRPD
TD = VCC
VCC Falling (Note 10)
VCC Falling (Note 9)
500 1200 2000 ms
40
µs
0
ns
5
8
µs
250 610 1000 µs
January 2006
3
MIC1832
Share Link: 