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STM6779 数据表(PDF) 20 Page - STMicroelectronics

部件名 STM6779
功能描述  Dual/triple ultra-low voltage supervisors with push-button reset (with delay option)
PDF  29 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM6779 数据表(HTML) 20 Page - STMicroelectronics

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DC and AC parameters
STM6717/6718/6719/6720/STM6777/6778/6779/6780
20/29
VRST2
(4)
VTH2
VCC2 reset threshold
T (falling)
3.000
3.075
3.150
V
S (falling)
2.850
2.925
3.000
V
R (falling)
2.550
2.625
2.700
V
Z (falling)
2.250
2.313
2.375
V
Y (falling)
2.125
2.188
2.250
V
W (falling)
1.620
1.665
1.710
V
V (falling)
1.530
1.575
1.620
V
I (falling)
1.350
1.388
1.425
V
H (falling)
1.275
1.313
1.350
V
G (falling)
1.080
1.110
1.140
V
F (falling)
1.020
1.050
1.080
V
K (falling)
0.895
0.925
0.955
V
J (falling)
0.845
0.875
0.905
V
E (falling)
0.810
0.833
0.855
V
D (falling)
0.765
0.788
0.810
V
VHYST
Reset threshold hysteresis
Referenced to VRST typical
0.5
%
tRD
VCC to RST delay
VCC1 = (VRST1 + 100mV) to
(VRST – 100mV)
20
µs
VCC2 = (VRST2 + 75mV) to
(VRST2 – 75mV)
20
µs
trec
tRP
RST pulse width
blank
140
210
280
ms
G
600
900
1200
Adjustable reset comparator input (STM6719/20/79/80)
VRSTIN
RSTIN input threshold
611
626.5
642
mV
IRSTIN
RSTIN input current
–25
+25
nA
RSTIN hysteresis
3
mV
tRSTIND
RSTIN to RST
output delay
VRSTIN to (VRSTIN – 30mV)
22
µs
Table 6.
DC and AC characteristics (continued)
Sym
Alter-
native
Description
Test condition(1)
Min
Typ
Max
Unit



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