MAXQ2010 Maxim, MAXQ2010 Datasheet - Page 11

• Manufacturer Part Number: MAXQ2010
• Description: The MAXQ2010 microcontroller is a low-power, 16-bit device that incorporates a high-performance, 12-bit, multichannel ADC and a liquid-crystal display (LCD) interface
• Manufacturer: Maxim

I
(V
Note 22: All values referenced to V
Note 23: A device must internally provide a hold time of at least 300ns for the SDA signal (referred to as the V
Note 24: The maximum t
Note 25: A fast-mode I
Note 26: C
2
Operating Frequency
Hold Time After (Repeated)
START
Clock Low Period
Clock High Period
Setup Time for Repeated START
Hold Time for Data
Setup Time for Data
SDA/SCL Fall Time
SDA/SCL Rise Time
Setup Time for STOP
Bus-Free Time Between STOP
and START
Capacitive Load for Each Bus
Line
Noise Margin at the Low Level
for Each Connected Device
(Including Hysteresis)
Noise Margin at the High Level
for Each Connected Device
(Including Hysteresis)
DVDD
C BUS CONTROLLER TIMING
= V
PARAMETER
signal) to bridge the undefined region of the falling edge of SCL.
be met. This is automatically the case if the device does not stretch the low period of the SCL signal. If such a device does
stretch the low period of the SCL signal, it must output the next data bit to the SDA line t
= 1250ns (according to the standard-mode I
AVDD
B
—Total capacitance of one bus line in pF.
= 2.7V to 3.6V, T
______________________________________________________________________________________
2
C bus device can be used in a standard-mode I
HD:DAT
need only be met if the device does not stretch the low period (t
A
16-Bit Mixed-Signal Microcontroller
= -40°C to +85°C.) (Note 22) (Figure 4)
IH_I2C(MIN)
SYMBOL
t
t
HIGH_I2C
t
V
t
LOW_I2C
t
t
t
V
HD:STA
SU:STA
HD:DAT
SU:DAT
SU:STO
t
t
NH_I2C
NL_I2C
R_I2C
F_I2C
t
f
BUF
C
I2C
B
and V
0.1 x V
0.2 x V
IL_I2C(MAX)
(Note 23)
2
MIN
250
C specification) before the SCL line is released.
4.0
4.7
4.0
4.7
4.0
4.7
STANDARD MODE
0
0
DVDD
DVDD
.
(Note 24)
2
MAX
1000
C bus system, but the requirement t
3.45
100
300
400
with LCD Interface
0.1 x V
0.2 x V
20 + 0.1C
20 + 0.1C
(Note 23)
(Note 25)
(Note 26)
(Note 26)
MIN
100
0.6
1.3
0.6
0.6
0.6
1.3
0
0
DVDD
DVDD
LOW_I2C
FAST MODE
R_I2C(MAX)
B
B
) of the SCL signal.
(Note 24)
+ t
SU:DAT
IH_I2C(MIN)
MAX
400
300
300
400
SU:DAT
0.9
≥ 250ns must
= 1000 + 250
of the SCL
UNITS
kHz
μs
μs
μs
μs
μs
ns
ns
ns
μs
μs
pF
V
V
11