AAT3526_06 Datasheet, PDF (4/9 Pages) Advanced Analogic Technologies – MicroPower™ Supervisory Circuit with Manual Reset

AAT3526/7/8
MicroPower™ Supervisory Circuit
with Manual Reset
Electrical Characteristics
V_IN = 5V, T_A = -40°C to +85°C, unless otherwise noted. Typical values are T_A = 25°C, V_CC = 5V for 4.63/4.38V ver-
sions, V_CC = 3.3V for 3.08/2.93V versions, V_CC = 3.0V for 2.63V versions, and V_CC = 2.5V for 2.32/2.2V versions.
Symbol
V_CC
I_Q
V_TH
∆V_TH/°C
t_P
t_RDY
t_MR
MRGI
t_MD
V_IH
V_IL
R_MR
V_OL
V_OH
V_OL
V_OH
I_DOFF
Description
Conditions
Min Typ Max Units
Operation Voltage
Quiescent Current
RESET Threshold¹
RESET Threshold Tempco
RESET Propagation Delay
RESET Active Timeout Period
MR Minimum Pulse Width
MR Glitch Immunity
MR to Reset Propagation Delay
MR Input Threshold (High)
MR Input Threshold (Low)
MR Pull-Up Resistance
RESET Low Output Voltage
AAT3526, AAT3528
RESET High Output Voltage
AAT3526
RESET Low Output Voltage
AAT3527
RESET High Output Voltage
AAT3527
RESET Leakage Current,
AAT3528
T_A = 0°C to +70°C
T_A = -40°C to +85°C
V_CC = 5.5V
V_CC = 3V
T_A = 25°C
T_A = -40°C to +85°C
V_CC = V_TH to (V_TH - 100mV)
V_CC = V_TH(MAX), V_TH ≥ 4.38V
V_CC = V_TH(MAX), V_TH < 4.38V
V_CC = V_TH(MAX), V_TH ≥ 4.38V
V_CC = V_TH(MAX), V_TH < 4.38V
I_SINK = 1.2mA, V_CC = V_TH(min),
V_TH ≤ 3.08V, RESET Asserted
I_SINK = 3.2mA, V_CC = V_TH(min),
V_TH > 3.08V, RESET Asserted
I_SOURCE = 800µA, V_TH > 3.08V,
V_CC > V_{TH (max)}
I_SOURCE = 500µA, V_TH ≤ 3.08V,
V_CC > V_{TH (max)}
I_SINK = 1.2mA, V_CC > V_{TH (max)}
V_TH ≤ 3.08V, RESET Not Asserted
I_SINK = 3.2mA, V_CC > V_{TH (max)}
V_TH > 3.08V, RESET Not Asserted
I_SOURCE = 500µA, V_CC > 2.1V,
RESET Asserted
I_SOURCE = 50µA, V_CC > 1.2V,
RESET Asserted
V_CC > V_TH
1.0
1.2
V_TH - 1.5%
V_TH - 2.5%
150
10
2.3
0.7 × V_CC
30
V_CC - 1.5
0.8 V_CC
0.8V_CC
0.8V_CC
1.05
0.85
V_TH
V_TH
40
15
250
100
0.5
65
5.5
5.5
3
2
V_TH + 1.5%
V_TH + 2.5%
400
0.8
0.25 × V_CC
90
0.3
0.4
0.3
0.4
1
V
µA
V
ppm/°C
µs
ms
µs
ns
µs
V
V
kΩ
V
V
V
V
µA
1. See Ordering Information for factory-trimmed reset thresholds.
4
3526.2006.03.1.6