Specifications

Si2493
58 Rev. 1.3
DOCUMENT CHANGE LIST
Revision 0.91 to Revision 1.0
 Updated “ Features” and " Description" on page 1.
 Added Figure 5 typical schematic with 16-pin
system-side option.
 Updated Table 3 to include 16-pin system-side
parameters.
 Updated default register setting in Table 14.
 Added 16-pin system-side option.
 Updated "4. Functional Description" on page 18.
 Added "7. Pin Descriptions: Si2493 (16-Pin Option)"
on page 46.
 Updated "10. Ordering Guide" on page 51 to reflect
part revision.
Revision 1.0 to Revision 1.1
 Added industrial temperature range devices.
Revision 1.1 to Revision 1.2
 Added Revision D additions and changes:
32.768 kHz oscillator option
SPI interface
 Moved U-Register details to AN93.
 Added package markings.
Revision 1.2 to Revision 1.3
 Removed 5 V interface logic support.
 Lowered digital input voltage V
IND
max from 5.3 V to
(V
D
+ 0.3) V.
 Lowered total supply current (typ) from 26 to 17 mA.
 Added total supply current, wake-on-ring
specification.