STM6522 Datasheet, PDF (15/25 Pages) STMicroelectronics – Dual push-button Smart Reset™ with capacitor-adjustable setup delay

STM6522
DC and AC parameters
Table 5.
Symbol
DC and AC characteristics
Parameter
Test conditions⁽¹⁾
Min.
Typ.⁽²⁾
Max. Unit
V_CC Supply voltage range
1.65
5.5
V
I_CC Supply current
V_CC = 5.0 V
V_CC = 3.0 V
2
3
µA
1.5
µA
V_CC ≥ 4.5 V, sinking 3.2 mA
V_OL
Reset output voltage low
(active-low reset asserted)
V_CC ≥ 3.3 V, sinking 2.5 mA
V_CC ≥ 1.65 V, sinking 1 mA
0.3
V
0.3
V
0.3
V
t_REC
Reset timeout delay, factory
programmed
140
210
280
ms
Smart Reset™ inputs
V_IL
V_IH
I_LI(SR)
SR0, SR1 input voltage low
SR0, SR1 input voltage high
Input leakage current,
SRx input
V_SS – 0.3
0.85
–1
0.3
V
5.5
V
+1
µA
Smart Reset™ delay
t_SRC(3)
Delayed Smart Reset™
setup time. Refer to Table 2.
T_A = 25 °C
10 x C_SRC 12.5 x C_SRC 15 x C_SRC
(µF)
(µF)
(µF)
s
1. Valid for ambient operating temperature: T_A = –40 to +85 °C; V_CC = 1.65 to 5.5 V (except where noted).
2. Typical value is at 25 °C and V_CC = 3.3 V unless otherwise noted.
3. Input glitch immunity is equal to t_SRC (when both SR inputs are low, otherwise infinite).
Doc ID 17045 Rev 2
15/25