STM6524 STMicroelectronics, STM6524 Datasheet - Page 17

• Manufacturer Part Number: STM6524
• Description: 6-pin Smart Reset
• Manufacturer: STMicroelectronics

Specifications of STM6524

• Option 1: fully push-button controlled, no fixed or minimum pulse width guaranteed
• Option 2: defined output reset pulse duration (tREC), factory-programmed
• Operating Temperature: –40 °C to +85 °C
• Udfn6 Package: 1.6 mm x 1.3 mm

DC and AC parameters
Table 4.
1. Valid for ambient operating temperature T
2. Typical values are at 25 °C and V
3. Reset outputs are deasserted below 1.575 V typ. and remain deasserted down to V
4. Factory-programmable in the range of 0.5 s to 10 s typ. in 0.5 s steps (see
5.
17/24
Smart Reset
Customer test mode
t
SRC-SHORT
Symbol
t
V
SRC-INI
R
t
Input glitch immunity is equal to t
V
V
V
t
I
SRC
V
TEST
I
V
REC
PUO
I
CC
LO
OH
CC
OL
LI
IH
IL
Supply voltage
Supply current (inputs in their
inactive state, t
not running)
Reset output voltage low
Reset output voltage high
(push-pull output only)
Reset timeout delay,
factory-programmed
Internal output pull-up
resistor on RST
Output leakage current
Smart Reset™ delay
SR0, SR1 input voltage low
SR0, SR1 input voltage high
SR0, SR1 input leakage
current
Input glitch immunity
Test mode entry voltage
Initial test mode time
Shorten Smart Reset™ delay
TM
DC and AC characteristic
Parameter
(3)
SRC
counter is
SRC
CC
(5)
= 3.3 V unless otherwise noted.
, when both inputs (SR0 and SR1) are low. Otherwise infinite.
A
= -40 to +85 °C, V
V
V
V
V
V
V
V
V
(device option)
(device option)
V
option without output pull-up
resistor
SR0 and SR1 asserted
CC
CC
CC
CC
CC
CC
CC
CC
RST
Doc ID 022335 Rev 1
= 3.0 V
= 5.0 V
≥ 4.5 V, sinking 3.2 mA
≥ 3.3 V, sinking 2.5 mA
≥ 1.65 V, sinking 1 mA
≥ 4.5 V, I
≥ 2.7 V, I
≥ 1.65 V, I
= 5.5 V, open-drain device
Test conditions
CC
SOURCE
SOURCE
SOURCE
= 1.65 to 5.5 V.
= 0.8 mA
= 0.5 mA
= 0.25 mA
(1)
Table 7
for available delays).
CC
= 1 V.
0.8 V
0.8 V
0.8 V
0.8 x
Min.
1.65
0.85
t
0.85
+0.9
16.8
V
-0.1
V
140
240
-0.1
-0.3
SRC
66
28
CC
SS
CC
CC
CC
Typ.
t
SRC
1.28
t
+1.1
V
100
210
360
1.1
1.5
SRC
65
42
21
CC
(2)
(4)
Max.
1.2 x
t
+1.4
1.71
25.2
V
134
280
480
5.5
2.5
3.0
0.3
0.3
0.3
0.1
SRC
0.3
5.5
0.1
56
CC
STM6524
Unit
ms
ms
ms
ms
ms
ms
µA
µA
µA
µA
kΩ
V
V
V
V
V
V
V
V
V
V
s
s