STM6904 STMicroelectronics, STM6904 Datasheet - Page 13

• Manufacturer Part Number: STM6904
• Description: Quad, ultralow voltage supervisor with push-button reset
• Manufacturer: STMicroelectronics

Specifications of STM6904

• Primary Supply (vcc) Monitor. Fixed (factory -programmed) Reset Thresholds: 3.078 to 2.188 V
• Second Fixed (v2in) Monitor. Fixed (factory-programmed) Reset Thresholds: 2.333 to 1.110 V
• Operating Temperature: –40 to 85 °C (industrial grade)

STM6904
Table 4.
Adjustable reset comparator input (V3IN and V4IN)
Manual (push-button) reset input
V
t
V
t
V
RSTIND
t
Sym-
RST2
REC
t
I3IN,
MLMH
RSTIN
I4IN
MLRL
bol
HYST
t
V
V
RD
IH
IL
(5)
(4)
native
Alter-
V
t
t
MRD
t
MR
TH2
RP
DC and AC characteristics (continued)
V2IN reset threshold
Reset threshold
hysteresis
V
RST timeout period
V3IN, V4IN input
threshold
V3IN, V4IN input current
V3IN, V4IN hysteresis
V3IN, V4IN to RST output
delay
MR input voltage
MR minimum pulse width
MR to RST output delay
CC
to RST delay
Description
W (falling)
G (falling)
Y (falling)
Z (falling)
F (falling)
Referenced to V
V
Doc ID 14289 Rev 3
V
V2IN = (V
RSTIN
CC
TR
TR
V3IN, V4IN > 0.8 V
(V
= (V
Test condition
(V
SEL
SEL
RST1
to (V
RST2
RST1
RST2
= HIGH (V
typical
= LOW (V
– 100 mV)
RSTIN
– 75 mV)
-40 to 85 °C
-40 to 85 °C
-40 to 85 °C
-40 to 85 °C
-40 to 85 °C
+ 100 mV) to
+ 75 mV) to
RST1
25 °C
25 °C
25 °C
25 °C
25 °C
– 30 mV)
(1)
SS
/V
CC
RST2
)
)
0.7 x V
2.310
2.291
2.166
2.149
1.666
1.653
1.099
1.090
1.040
1.031
Min.
140
280
589
-25
1
CC
DC and AC parameters
2.333
2.188
1.683
1.110
1.050
Typ.
210
420
600
200
0.5
20
20
22
3
0.3 x V
2.356
2.375
2.210
2.227
1.700
1.713
1.121
1.130
1.061
1.069
Max.
280
560
611
+25
CC
13/20
Unit
mV
mV
ms
ms
nA
µs
µs
µs
µs
ns
%
V
V
V
V
V
V
V