MAX6745XKVD3+T Maxim Integrated, MAX6745XKVD3+T Datasheet - Page 5

• Manufacturer Part Number: MAX6745XKVD3+T
• Description: Supervisory Circuits MCU Supervisor
• Manufacturer: Maxim Integrated
• Series: MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745r

Specifications of MAX6745XKVD3+T

• Rohs: yes
• Number Of Voltages Monitored: 2
• Monitored Voltage: 1.8 V to 5 V, 0.9 V to 3.3 V
• Undervoltage Threshold: 1.53 V, 0.765 V
• Overvoltage Threshold: 1.62 V, 0.81 V
• Output Type: Active Low, Push-Pull
• Manual Reset: Not Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 225 ms
• Supply Voltage - Max: 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SC-70
• Chip Enable Signals: No
• Maximum Power Dissipation: 247 mW
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: Yes
• Supply Current (typ): 5 uA, 10 uA
• Supply Voltage - Min: 1 V

Maxim Integrated
RECOMMENDED OPERATING CONDITIONS (continued)
(V
Input Hysteresis (Schmitt)
Input Low Voltage for HFXIN
Input High Voltage for HFXIN
IRRX Input Filter Pulse-Width
Reject
IRRX Input Filter Pulse-Width
Accept
Output Low Voltage for IRTX
Output Low Voltage for RESET
and All Port Pins (Note 9)
Output High Voltage for IRTX
and All Port Pins
Input/Output Pin Capacitance
for All Port Pins
Input Leakage Current
Input Pullup Resistor for
RESET, IRTX, IRRX, P0, P1, P2
EXTERNAL CRYSTAL/RESONATOR
Crystal/Resonator
Crystal/Resonator Period
Crystal/Resonator Warmup
Time
Oscillator Feedback Resistor
EXTERNAL CLOCK INPUT
External Clock Frequency
External Clock Period
External Clock Duty Cycle
System Clock Frequency
System Clock Period
NANOPOWER RING
Nanopower Ring Frequency
Nanopower Ring Duty Cycle
Nanopower Ring Current
DD
= V
RST
PARAMETER
16-Bit Microcontroller with Infrared Module
to 3.6V, T
A
= 0NC to +70NC, unless otherwise noted.) (Note 1)
t
XCLK_DUTY
t
V
V
SYMBOL
V
XTAL_RDY
IH_HFXIN
t
t
IL_HFXIN
R
OL_IRTX
f
t
f
t
I
IRRX_R
IRRX_A
V
f
t
HFXIN
HFXIN
NANO
NANO
NANO
V
XCLK
XCLK
V
R
C
OSCF
f
t
IHYS
CK
CK
I
OH
OL
PU
IO
L
V
V
V
V
V
V
V
I
(Note 4)
Internal pullup disabled
V
V
From initial oscillation
(Note 4)
(Note 4)
HFXOUT = GND
T
T
(Note 4)
(Note 4)
Typical at V
T
OH
A
A
A
DD
DD
DD
DD
DD
DD
DD
DD
DD
= +25NC
= +25NC, V
= +25°C (Note 4)
= -2mA
= 3.3V, T
= 3.6V, I
= 2.35V, I
= 1.85V, I
= 3.6V, I
= 2.35V, I
= 1.85V, I
= 3.0V, V
= 2.0V, V
CONDITIONS
DD
OL
OL
A
OL
OL
DD
OL
OL
OL
OL
= 1.64V,
= +25NC
= 25mA (Note 3)
= 11mA (Note 3)
= 0.4V (Note 4)
= 0.4V
= 10mA (Note 3)
= 4.5mA
= 8mA (Note 3)
= 4.5mA
= POR voltage
0.7 x V
V
DD
V
-100
MIN
300
GND
0.5
DC
3.0
1.7
16
17
45
40
1
- 0.5
DD
1/f
1/f
8192 x
t
f
f
1/f
HFXIN
HFXIN
TYP
XCLK
300
0.4
0.4
0.4
HFXIN
1.0
8.0
2.4
XCLK
28
30
40
CK
MAXQ613
0.3 x V
+100
MAX
20.0
V
V
400
1.0
1.0
1.0
0.5
0.5
0.5
1.5
50
15
39
41
12
12
55
60
DD
DD
DD
UNITS
MHz
MHz
MHz
kHz
MW
mV
kW
ms
pF
nA
nA
ns
ns
ns
ns
ns
%
%
V
V
V
V
V
5