SGM800 Datasheet, PDF (4/11 Pages) SG Micro Corp – Capacitor-Adjustable Reset Timeout Delay

SGM800
Low-Power, SOT µP Reset Circuit with
Capacitor-Adjustable Reset Timeout Delay
ELECTRICAL CHARACTERISTICS
(V_CC = 1V to 5.5V, T_A = -40℃ to +85℃, typical values are at V_CC = 5V and T_A = +25℃, unless otherwise specified.)
PARAMETER
Supply Voltage Range
Supply Current
VCC Reset Threshold Accuracy
Hysteresis
VCC to Reset Delay
Reset Timeout Period
VSRT Ramp Current
VSRT Ramp Threshold
RESET ^{Output Voltage Low}
RESET ^{Output Leakage Current,}
Open-Drain
SYMBOL
V_CC
ICC
VTH
VHYST
tRD
tRP
IRAMP
VTH-RAMP
VOL
ILKG
CONDITIONS
V_CC ≤ 5.0V
VCC ≤ 3.3V
VCC ≤ 2.0V
T_A = +25℃
T_A = -40℃ to +85℃
VCC falling at 1mV/µs
C_SRT = 1500pF
C_SRT = 0
VSRT = 0 to 0.65V, VCC = 1.6V to 5V
VCC = 1.6V to 5V (VRAMP rising)
V_CC ≥ 1.0V, I_SINK = 50µA
V_CC ≥ 2.7V, I_SINK = 1.2mA
VCC ≥ 4.5V, ISINK = 3.2mA
VCC > VTH, reset not asserted
MIN
1.0
V_TH - 2.5%
V_TH - 3.5%
3.00
TYP
3.9
3.4
3.0
4 × VTH
80
4.25
0.34
210
0.6
MAX
5.5
7.0
5.5
4.8
V_TH + 2.5%
V_TH + 3.5%
5.75
0.3
0.3
0.4
1
UNITS
V
μA
V
mV
µs
ms
nA
V
V
µA
SG Micro Corp
4
www.sg-micro.com