Specifications

Si2457/Si2434/Si2415
Rev. 0.91 71
Document Change List
Revision 0.9 to Revision 0.91
 Updated CLKOUT frequency specification in Table 6
on page 7.
 Update "Bill of Materials: Si2457/34/15 Chipset" on
page 11.
 Added Table 8 on page 16.
 Updated the following functional descriptions:
 "Serial Interface" on page 16.
 "Clocking/Low Power Modes" on page 17.
 "Parallel Phone Detection" on page 18.
 Added Figure 5, “Loop Voltage,” on page 18.
 Added Figure 6, “Loop Current,” on page 19.
 Updated Pin 1 and Pin 4 description on page 65.
 Updated the +GCI AT command description.
 Updated "Package Outline: 24-Pin TSSOP" on page
69 and "Package Outline: 16-Pin SOIC" on page 70.