Fermion TMF8801 ToF Distance Ranging Sensor (20-2500mm) - Datasheet

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TMF8801
Functional Description
Datasheet • PUBLIC
DS000648 • v8-00 • 2021-Jul-08
69 │ 14
Figure 12:
ARM M0 Parameters
Parameter
Min
Nom
Max
Units
Comment
µP Operating Frequency
5.37
86
MHz
The CPU can operate
with the RC oscillator
directly or with a 16x
PLL; frequency tuning
adjusts the default
frequency to 4.7 MHz
RAM
32
kB
ROM
32
kB
Max PLL Frequency
172
MHz
for 5.37 MHz RC clock
7.3 I/O
Figure 13:
Typical I/O Level Specification
Symbol
Parameter
Condition
Min
Typ
Max
Units
ILEAK
SDA, SCL, GPIO0/1,
EN, INT
-5
5
µA
VIH
(1)
SDA, SCL, GPIO0/1,
EN
1.26
V
VIL_I2C
(1)
SDA, SCL
2.7 V<VDD<2.9 V,
<400 kHz I²C speed
0.3
V
VDD >2.9 V,
<400 kHz I²C speed
0.54
2.8 V<VDD<3.0 V,
<1 MHz I²C speed
0.3
VDD>3.0 V,
<1 MHz I²C speed
0.54
VIL
GPIO0/1, EN
0.54
V
VOL
SDA, GPIO0/1, INT
2 mA sink
0
0.36
V
4 mA sink
0
0.6
V
IDRIVE_H
GPIO0/1
1 V applied on GPIO
3.6
mA
IDRIVE_L
GPIO0/1
1 V applied on GPIO
3.9
mA
(1) The input high level VIH and low level VIL is defined to support a pull-up supply of 1.8 V ±5 %