Functional description SRTAG2K-D
6/9 DocID025547 Rev 1
Figure 2. 8-pin package connections
1. See Package mechanical data section for package dimensions, and how to identify pin 1.
1.1 Functional modes
The SRTAG2K-D has just one functional mode available (see Table 2).
1.1.1 Tag mode
The SRTAG2K-D is supplied by the RF field and can communicate with an RF host (RFID
reader or an NFC phone). The User memory can only be accessed by the RF commands.
Table 1. Signal names
Signal name Function Direction
AC0, AC1 Antenna coils -
VSS Ground -
RF Session Interrupt output
(1)
1. An external pull-up > 4.7 kȍ is required.
Open drain output
069
1&
1&
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$&
$&
1&1&
9
66
Table 2. Functional mode
Mode Supply source Comments
Tag mode RF field only The RF interface is connected
