STM6905 STMicroelectronics, STM6905 Datasheet - Page 13

• Manufacturer Part Number: STM6905
• Description: Quintuple, ultralow voltage supervisor with push-button reset
• Manufacturer: STMicroelectronics

Specifications of STM6905

• Primary Supply (vcc) Monitor. Fixed (factory - Programmed) Reset Thresholds: 3.078 V to 2.866 V
• Second Fixed (v2in) Monitor. Fixed (factoryprogrammed) Reset Thresholds: 2.333 V to 1.050 V
• Reset Delay Time (trec) On Power-up: 210 ms (typ)
• Operating Temperature: –40°C to 85°C (industrial grade)

Table 4.
1. Valid for ambient operating temperature: T
2. 10k ohm (typ) internal pull-up resistor.
3.
4. Other reset threshold voltages are offered. Minimum order quantities may apply. Contact local sales office for availability.
5. Other t
Adjustable reset comparator input (V3IN, V4IN, V5IN)
Manual (push-button) reset input
t
V
V
RSTIND
I
t
t
Sym
RSTIN
MLMH
t
MLRL
RSTIN
HYST
V
t
REC
V
RD
The leakage current measured on the RST pin is tested with the reset de-asserted (output high impedance).
IH
IL
REC
native
Alter-
t
t
MRD
t
MR
RP
time-out periods are offered. Minimum order quantities may apply. Contact local sales office for availability.
DC and AC characteristics (continued)
Reset threshold
hysteresis
V
RST time-out period
V3IN, V4IN, V5IN input
threshold
V3IN, V4IN, V5IN input
current
V3IN, V4IN, V5IN
hysteresis
V3IN, V4IN, V5IN to
RST output delay
MR input voltage
MR minimum pulse
width
MR to RST output delay
MR glitch immunity
MR pull-up resistance
CC
to RST delay
Description
A
= –40°C to +85°C; V
VRSTIN to (VRSTIN – 30 mV)
Referenced to V
V
V2IN = (V
V3IN, V4IN, V5IN > 0.8 V
CC
(V
= (V
Test condition
(V
RST1
RST2
Option B
Option C
Option F
RST1
Option E
RST2
typical
– 100 mV)
– 75 mV)
CC
+ 100 mV) to
+ 75 mV) to
= 0.8 V to 5.5 V (except where noted).
RST1
(5)
(5)
(5)
(1)
/V
RST2
0.7 x V
Min
140
280
589
–25
20
80
1
CC
Typ
120
210
420
600
200
100
0.5
20
20
30
22
10
3
0.3 x V
Max
280
+25
180
560
611
40
CC
Unit
13/19
mV
mV
ms
ms
ms
ms
nA
kΩ
µs
µs
µs
µs
ns
ns
%
V
V