Skyworks Si57 -EVB Series, Manual

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Si57x-EVB
6 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
Rev. 0.2 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • December 14, 2021
1.5.2. Jumpers
There are eight jumper locations on the Si57x-EVB as listed in Table 3. (The reference designations J4-J5 and
J16-17 are assigned to other connector types.) The default or pre-loaded jumpers are shown in Figure 3.
Table 3. Si57x-EVB Jumpers
Reference
Designation
Configuration Signals Default (Pre-loaded)
Jumper Installation
J1 1X2 Bypasses U3 level translator.
Connects signal MCU_SDA to signal 57x_SDA.
Installed
Supports DUT_VDD = 2.5 or 3.3 V
nominal.
J2 1X2 Bypasses U3 level translator.
Connects signal MCU_SCL to signal 57x_SCL.
Installed
Supports DUT_VDD = 2.5 or 3.3 V
nominal.
J3 1X2 Disables OE active low signal. See "1.7.
Si57x/598/599 Digital Control Signals" on page 8.
Not installed
J6 1X3 Selects voltage regulator output supplying DUT_ -
VDD. See "1.2. Power Supply" on page 3 and
Table 1 on page 3.
Installed in 3.3 V position.
Ready for MCU control.
(Default voltage selection is 1.8 V if
no jumper is installed.)
J7 1X2 Reset Not installed
J8 1X2 57x SDA test pins only. Not installed
J9 1X2 Disables OE active high signal. See “1.7.
Si57x/598/599 Digital Control Signals” .
Not installed
J10 1X2 57x SCL test pins only. Not installed
J11 2X3 Disables U3 level translator. Installed
Supports DUT_VDD = 2.5 or 3.3 V
nominal.