CS22250 Datasheet, PDF (20/32 Pages) Cirrus Logic – WIRELESS 10BT CONTROLLER

Miscellaneous Interface
RSVD_0:2 (SPIO)
Bi-directional
Special Purpose I/O reserved for supporting custom interfaces.
* Check with Cirrus Logic support for supported options and
usage.
NTEST
Input
Chip test mode pin. Used in conjunction with SMNCS0, SMDQM[0:1].
Pull up for normal operation.
WC_WiFi
Input
External Dual MAC mode switch control signal. Use for hardware
switching between Whitecap2 Wi-Fi (802.11b) and multimedia modes.
(WiFi = low).
Power and Ground
VCC (5V and 3.3V)¹
Input
5V inputs. There are a total of 3 pins.
VDD (3.3V)
Input
3.3V inputs. There are a total of 20 pins.
VEE (1.8V)
Input
1.8 inputs to the core. There are a total of 9 pins.
VSS
Input
Ground. There are a total of 27 pins.
1 _{5V or 3.3V depending on desired configuration.}
CS22250 Wireless 10BT Controller
20 of 32
www.cirrus.com
DS551PP2 Rev. 3.0