National Semiconductor CP3BT13K38/NOPB Applications: Connectivity Processor Controller Series: CP3000 Core Processor: CR16C Interface: Bluetooth, ACCESS.bus, Audio, CAN, Microwire/SPI, UART Lead Free Status / Rohs Status: Compliant Mounting: Surface Mount Mounting Type: Surface Mount Number Of I /o: 23 Operating Temperature: -40?°C ~ 85?°C Operating Temperature (max): 85C Operating Temperature (min): -40C Operating Temperature Classification: Industrial Package / Case: 48-VFQFN, CSP Thermal Pads Program Memory Type: FLASH (256 kB) Ram Size: 10K x 8 Series: - Voltage - Supply: 2.25 V ~ 2.75 V Other Names: *CP3BT13K38, *CP3BT13K38/NOPB, CP3BT13K38