MAX6327 Ver la hoja de datos (PDF) - Philips Electronics
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MAX6327 Datasheet PDF : 12 Pages
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Philips Semiconductors
3-pin ultra-low power SC70/SOT
microprocessor reset circuit
Product data
MAX632x/MAX634x
ELECTRICAL CHARACTERISTICS
VDD = full range (Tamb = –40 °C to +85 °C) unless otherwise noted; typical values are at Tamb = +25 °C, and VDD = 3 V (Note 1).
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
VDD range
Tamb = 0 °C to +70 °C
1.0
5.5
UNIT
V
IDD
Supply current
Vth
Reset threshold
(Table 1)
∆Vth/°C
tRD
tRP
VOL(RESET)
Reset threshold temperature
coefficient
VCC to Reset release delay
Reset active timeout period
RESET output voltage
(reset asserted)
VOH(RESET) RESET output voltage
(reset released)
VOH(RESET) RESET output voltage
(reset asserted)
(MAX6327/MAX6347)
Tamb = –40 °C to +85 °C
MAX632x only, VDD = 3.0 V for Vth ≤ 2.93 V,
VDD = 3.2 V for Vth > 2.93 V, no load
VDD = 5.5 V, no load
Tamb = +25 °C
Tamb = –40 °C to +85 °C
1.2
5.5
V
–
0.5
1.0
µA
–
1.0
1.75
µA
Vth – 1.5% Vth Vth + 1.5% V
Vth – 2.5% Vth Vth + 2.5% V
–
40
–
ppm/°C
VDD = Vth to (Vth – 100 mV)
–
20
–
µs
100
185
280
ms
ISINK = 1.6 mA, VDD > 2.1 V
ISINK = 100 mA, VDD ≥ 1.2 V
ISOURCE = 500 mA, VDD = 3.2 V, MAX6326 only
ISOURCE = 800 µA, VDD = 4.5 V, Vth ≤ 4.38 V
ISOURCE = 800 µA, VDD = Vth(MAX), Vth ≥ 4.5 V
ISOURCE = 500 µA, VDD ≥ 2.1 V
–
–
0.8 × VCC
0.8 × VCC
0.8 × VCC
0.8 × VCC
0.3
V
0.4
V
–
V
–
V
–
V
–
V
ISOURCE = 50 µA, VDD ≥ 1.2 V
0.8 × VCC
–
V
VOL(RESET)
RESET output voltage
(reset released)
(MAX6327/MAX6347)
Vhys
RESET threshold hysteresis
ISINK = 1.2 mA, VDD ≥ 3.2 V (MAX6327 only)
ISINK = 3.2 mA, VDD ≥ 3.2 V, Vth ≤ 4.38 V
ISINK = 3.2 mA, VDD = Vth(MAX), Vth ≥ 4.5 V
MAX6326/MAX6327/MAX6328
MAX6346/MAX6347/MAX6348
Open-drain RESET output
leakage current
NOTE:
1. Over-temperature limits are guaranteed by design and are not production tested.
–
0.3
V
–
0.4
V
–
0.4
V
–
6.3
–
mV
–
9.5
–
mV
–
0.1
µA
2003 Aug 05
5
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