STM8T141 STMicroelectronics, STM8T141 Datasheet - Page 48

• Manufacturer Part Number: STM8T141
• Description: Single-channel capacitive sensor for touch or proximity detection with shielded sensing electrode
• Manufacturer: STMicroelectronics

Revision history
13
48/50
Revision history
Table 28.
24-Feb-2010
09-Jun-2009
05-Oct-2009
02-Jul-2009
31-Jul-2009
Date
Document revision history
Revision
1
2
3
4
5
Initial release.
V
Internal voltage regulator bypassed configuration removed.
I
Upgraded document from Preliminary Data to full Datasheet.
Updated oscillator information in
on page
Added detection threshold values in
sensing characteristics on page
Updated values in
Updated
Section 11.2: Orderable favorite device
option byte programming; added option list.
Added
Lower operating supply voltage changed from 2.9 V to 2.0 V. The
following tables were impacted:
Operating
without
and
Introduced trademark for ProxSense (ProxSense™)
Throughout document, “sensitivity threshold or level” replaced with
“detection threshold”, “automatic recalibration” with “reference freeze
timeout”, “S
Section 2: Block
‘ProxSense engine’.
Added
Updated
Renamed
Renamed
updated text.
Figure 5: STM8T measuring
Figure 6: Conversion period
Sections 4.3 renamed
organised and reworked with new figures and tables added.
Section 6: Typical application
modified
regarding R
Section 7: Device
reference related to low power modes.
Section 7.1: Option byte
Table 5: Option
recalibration timeout renamed reference freeze timeout.
DDLP
DD
Doc ID 15699 Rev 7
Table 16: General capacitive sensing
range changed to 2.9 to 5.5V.
removed from
Section 12: STM8T141 development tools
Figure 3: UFDFPN8
shield,
8.
Figure
Section 11: Ordering
Table 2: STM8T141 pin
characteristics,
Section 4
Section 4.2
TH
SHIELD
” with “D
Table 16: General capacitive sensing
bytes: updated factory default setting of OPT1,
10, modified footnote 1, added footnote 2, added text
diagram: replaced ‘capacitive sensing engine’ with
operation: Re-organisation of text; removed
Table 17: Response times on page
resistor, define a touch or proximity detection.
as
Table
as
Th
Section 5: STM8T
STM8T ProxSense technology
”, and “SO” with “SO8”.
description: added reference to
Charge transfer acquisition principle
Table 13: Average current consumption
13.
pinout.
examples: updated.
circuitry: updated.
Changes
diagram: removed introductory text;
information.
Table 1: Device
33.
Figure 1: STM8T141 block diagram
descriptions.
Table 12
Table 16: General capacitive
lists: added information on
processing. Section re-
characteristics.
and
summary,
Table 14
characteristics,
34.
Section
STM8T141
updated.
Table 12:
and
12.