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STM802 数据表(PDF) 24 Page - STMicroelectronics

部件名 STM802
功能描述  3V Supervisor with Battery Switchover
PDF  32 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM802 数据表(HTML) 24 Page - STMicroelectronics

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STM690/704/795/802/804/805/806
24/32
Figure 37. MR Timing Waveform
Note: 1. RST for STM805.
Figure 38. Watchdog Timing
Table 7. DC and AC Characteristics
Sym
Alter-
native
Description
Test Condition(1)
Min
Typ
Max
Unit
VCC,
VBAT
(2)
Operating Voltage
TA = –40 to +85°C
1.1(3)
5.5
V
ICC
VCC Supply Current
Excluding IOUT (VCC < 5.5V)
40
60
µA
Excluding IOUT (VCC < 3.6V)
35
50
µA
VCC Supply Current in
Battery Back-up Mode
Excluding IOUT
(VBAT = 2.3V,
VCC = 2.0V, MR = VCC)
25
35
µA
IBAT
(4)
VBAT Supply Current in
Battery Back-up Mode
Excluding IOUT
(VBAT = 3.6V)
0.4
1.0
µA
VOUT1
VOUT Voltage (Active)
IOUT1 = 5mA
(5)
VCC –
0.03
VCC –
0.015
V
IOUT1 = 75mA
VCC –
0.3
VCC –
0.15
V
IOUT1 = 250µA,
VCC > 2.5V
(5)
VCC –
0.0015
VCC –
0.0006
V
VOUT2
VOUT Voltage (Battery
Back-up)
IOUT2 = 250µA, VBAT = 2.3V
VBAT –
0.1
VBAT –
0.034
V
IOUT2 = 1mA, VBAT = 2.3V
VBAT –
0.14
V
VCC to VOUT On-resistance
34
Ω
VBAT to VOUT On-resistance
100
Ω
AI07837a
RST
(1)
MR
tMLRL
trec
tMLMH
AI07891
RST
WDI
VCC
trec
tWD



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