STM6315 Datasheet, PDF (14/21 Pages) STMicroelectronics – Open Drain Microprocessor Reset

DC and AC Parameters
STM6315
Table 5.
Sym
DC and AC Characteristics
Description
Test Condition ⁽¹⁾
Min
Typ
Max
Unit
V_CC Operating Voltage
1.0
5.5
V
V_CC = 5.5V, No load
T_A = –40 to +85°C
2.0
12
µA
I_CC V_CC Supply Current
V_CC = 5.5V, No load
T_A = –40 to +125°C
V_CC = 3.6V, No load
T_A = –40 to +85°C
15
µA
1.5
10
µA
V_CC = 3.6V, No load
T_A = –40 to +125°C
12
µA
V_CC > 4.25V, I_SINK = 3.2mA
0.4
V
V_OL RST Output Voltage
V_CC > 2.5V, I_SINK = 1.2mA
0.3
V
V_CC > 1.0V, I_SINK = 80µA
0.3
V
RST Output Open Drain
Leakage Current
V_CC > V_RST, RST not
asserted
1
µA
Reset Thresholds
Reset Threshold ⁽²⁾
V_RST (see Table 7 on page 18
for detailed listing)
V_CC falling; T_A = 25°C
V_RST – 1.8%
V_RST + 1.8%
V
V_CC falling; T_A = –40 to 85°C V_RST – 2.5% V_RST V_RST + 2.5%
V
V_CC falling; T_A = –40 to 125°C V_RST – 3.5%
V_RST + 3.5%
V
V_CC falling from
t_RD V_CC-to-RST Delay
(V_RST + 100mV) to
35
µs
(V_RST – 200mV) at 1mV/µs
STM6315xAxxxx
T_A = –40 to +85°C
T_A = –40 to +125°C
1
2
ms
1.5
0.8
2.4
ms
STM6315xBxxxx
t_rec
RST Pulse
Width ⁽²⁾
STM6315xDxxxx
T_A = –40 to +85°C
T_A = –40 to +125°C
T_A = –40 to +85°C
T_A = –40 to +125°C
20
40
ms
30
16
48
ms
140
280
ms
210
112
336
ms
STM6315xGxxxx
T_A = –40 to +85°C
T_A = –40 to +125°C
1120
2240
ms
1680
896
2688
ms
Reset Threshold
Temperature Coefficient
60
ppm/°C
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