User Manual

MC45 Hardware Interface Description
P R E L I M I N A R Y
MC45_HD_01_V00.02a Page 7 of 90 12.08.2002
0 Version History
Preceding document: "MC45 Hardware Interface Description" Version 00.02
New document: "MC45 Hardware Interface Description" Version 00.02a
Chapter Page What is new
Throughout this manual: Replaced product photo of MC45.
1.4 15f Added notes regarding compliance with FCC guidelines
Preceding document: "MC45 Hardware Interface Description" Version 00.01
New document: "MC45 Hardware Interface Description" Version 00.02
Chapter Page What is new
Throughout this manual: All RS-232 signals, /IGT signal and /EMERGOFF are now preceded by “/” to
indicate that the signals are active low.
2.1
3.5
18ff
47
Deleted CMOS. The RS-232 interface operates at 2.65V.
2.1 18ff Deleted statements on current consumption and storage temperature
Serial interfaces: Autobauding also supported at 230kbps
2.2 21 Modified block diagram.
3.2
3.9
25
61
VDD pin recommended, for example, for LED or level shifter.
3.2.1 25 Deleted parameter of CHARGE pin.
3.2.3 27 Revised description of trickle and fast charging.
3.3.2 36 Revised information on power saving.
3.7.2 55 Figure 20 updated. Note regarding capacitors C1205 and C1206 added.
3.9 61ff Changed numbering of pins.
Corrected comments on BATT+ pin, VDD pin, VDDLP pin.
Corrected signal parameters of RS-232 interfaces and associated comments
(no more necessary to connect unused input pins to VDD).
Corrected input voltage (peak to peak).
4 65 Removed introduction.
5.1 66ff Updated MC45 drawings. Added bottom view and information about test
points and ground pad.
5.2 69 Added recommendations for installation.
5.3 70 Table 21: Corrected HRS number of DF12C receptacle.
Table 22: Added insertion and withdrawal force.
5.4.1 72ff Added specifications of U.FL-LP-(V)-040(01
6.1 76 Table 26: Added differential load resistance between EPN and EPP
6.2 76 Corrected description (without modifying operating temperatures).
6.3 77 Added information about reliability characteristics and temperature.
6.5 81 Added test points