Datasheet

8 Maxim Integrated
16-Bit Microcontrollers with
Infrared Module and Optional USB
MAXQ612/MAXQ622
RECOMMENDED OPERATING CONDITIONS (continued)
(V
DD
= V
RST
to 3.6V, T
A
= 0NC to +70NC.) (Note 1)
I
2
C ELECTRICAL CHARACTERISTICS
(V
DD
= 2.7V to 3.6V, T
A
= 0NC to +70NC.) (Note 1, Figure 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
MOSI_ Input to SCLK_ Sample
Edge Rise/Fall Setup
t
SIS
t
SPI_RF
ns
MOSI_ Input from SCLK_
Sample Edge Transition Hold
t
SIH
t
SPI_RF
ns
MISO_ Output Valid After
SCLK_ Shift Edge Transition
t
SOV
50 ns
SSEL_ Inactive
t
SSH
t
CK
+
t
SPI_RF
ns
SCLK_ Inactive to SSEL_
Rising
t
SD
t
SPI_RF
ns
MISO_ Output Disabled After
SSEL_ Edge Rise
t
SLH
2t
CK
+
2t
SPI_RF
ns
PARAMETER SYMBOL CONDITIONS
STANDARD MODE FAST MODE
UNITS
MIN MAX MIN MAX
Input Low Voltage V
IL_I2C
(Note 18) -0.5 0.3 x V
DD
-0.5 0.3 x V
DD
V
Input High Voltage V
IH_I2C
(Note 18) 0.7 x V
DD
0.7 x V
DD
V
DD
+
0.5V
V
Input Hysteresis (Schmitt) V
IHYS_I2C
V
DD
> 2V
0.05 x
V
DD
V
Output Logic-Low (Open
Drain or Open Collector)
V
OL_I2C
V
DD
> 2V, 3mA sink cur-
rent
0 0.4 0 0.4 V
Output Fall Time from
V
IH_MIN
to V
IL_MAX
with
Bus Capacitance from
10pF to 400pF
t
OF_I2C
(Notes 19, 20) 250
20 +
0.1C
B
250 ns
Pulse Width of Spike
Filtering That Must Be
Suppressed by Input
Filter
t
SP_I2C
0 50 ns
Input Current on I/O I
IN_I2C
Input voltage from
0.1 x V
DD
to 0.9 x V
DD
-10 +10 -10 +10
FA
I/O Capacitance C
IO_I2C
10 10 pF