MAXQ612 Maxim, MAXQ612 Datasheet - Page 5

• Manufacturer Part Number: MAXQ612
• Description: The MAXQ612/MAXQ622 are low-power, 16-bit MAXQ® microcontrollers designed for low-power applications including universal remote controls, consumer electronics, and white goods
• Manufacturer: Maxim

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 12)
Output High Voltage for IRTX
and All Port Pins
Input/Output Pin Capacitance
for All Port Pins Except DP, DM
Input Leakage Current
Input Pullup Resistor for
RESET, IRTX, IRRX, P0 to P6
GPIO Supply Output High
Voltage
EXTERNAL CRYSTAL/RESONATOR
Crystal/Resonator
Crystal/Resonator Period
Crystal/Resonator Warmup
Time
Oscillator Feedback Resistor
Crystal ESR
EXTERNAL CLOCK INPUT
External Clock Frequency
External Clock Period
External Clock Duty Cycle
System Clock Frequency
DD
= V
RST
PARAMETER
to 3.6V, T
_______________________________________________________________________________________
A
= 0NC to +70NC.) (Note 1)
t
XCLK_DUTY
t
V
V
SYMBOL
V
XTAL_RDY
V
IH_HFXIN
t
t
IL_HFXIN
R
OL_IRTX
f
t
IRRX_R
IRRX_A
V
f
t
DDIOH
HFXIN
HFXIN
Infrared Module and Optional USB
V
XCLK
XCLK
V
R
C
OSCF
f
IHYS
CK
OH
I
OL
PU
IO
L
External driven clock and not
feedback connected crystal
oscillator
External driven clock and not
feedback connected crystal
oscillator
V
V
V
V
V
V
I
(Note 6)
Internal pullup disabled
V
V
V
V
V
current and I
10mA
(Note 13)
From initial oscillation
(Note 6)
(Note 6)
(Note 13)
HFXOUT = GND
OH
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DDIOH
= -2mA
= 3.6V, I
= 2.35V, I
= 1.85V, I
= 3.6V, I
= 2.35V, I
= 1.85V, I
= 3V, V
= 2V, V
= 3.0V, V
= 2.0V, V
16-Bit Microcontrollers with
current is the sum of V
CONDITIONS
OL
OL
OH
OL
OL
OL
OL
OL
OL
OL
OL
= V
= V
of all GPIO, I
= 25mA (Note 6)
= 11mA (Note 6)
= 0.4V (Note 6)
= 0.4V (Note 6)
= 10mA (Note 6)
= 4.5mA
= 8mA (Note 6)
= 4.5mA
DD
DD
/2 (Note 6)
/2
OH
DDIO
=
0.7 x V
V
V
DD
V
DDIO
-100
MIN
300
DC
GND
0.5
0.5
16
17
16
17
45
1
- 0.4
DD
-
1/f
1/f
8192 x
t
f
f
HFXIN
HFXIN
TYP
XCLK
300
0.4
0.4
0.4
HFXIN
1.0
25
27
28
30
XCLK
0.3 x V
V
+100
MAX
V
V
DDIO
1.0
1.0
1.0
0.5
0.5
0.5
1.5
50
15
39
41
39
41
12
60
12
55
DD
DD
DD
UNITS
MHz
MHz
MHz
MW
mV
ms
nA
kW
ns
ns
pF
ns
ns
W
%
V
V
V
V
V
V
5