cc2541 datasheet

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• RF – High-Performance and Low-Power 8051
– 2.4-GHz Bluetooth low energy Compliant Microcontroller Core With Code Prefetch
and Proprietary RF System-on-Chip – In-System-Programmable Flash, 128- or
– Supports 250-kbps, 500-kbps, 1-Mbps, 2- 256-KB
Mbps Data Rates – 8-KB RAM With Retention in All Power
– Excellent Link Budget, Enabling Long- Modes
Range Applications Without External Front – Hardware Debug Support
End – Extensive Baseband Automation, Including
– Programmable Output Power up to 0 dBm Auto-Acknowledgment and Address
– Excellent Receiver Sensitivity (–94 dBm at Decoding
1 Mbps), Selectivity, and Blocking – Retention of All Relevant Registers in All
Performance Power Modes
– Suitable for Systems Targeting Compliance • Peripherals
With Worldwide Radio Frequency – Powerful Five-Channel DMA
Regulations: ETSI EN 300 328 and EN 300
– General-Purpose Timers (One 16-Bit, Two
440 Class 2 (Europe), FCC CFR47 Part 15
8-Bit)
(US), and ARIB STD-T66 (Japan)
– IR Generation Circuitry
• Layout
– 32-kHz Sleep Timer With Capture
– Few External Components
– Accurate Digital RSSI Support
– Reference Design Provided
– Battery Monitor and Temperature Sensor
– 6-mm × 6-mm QFN-40 Package
– 12-Bit ADC With Eight Channels and
– Pin-Compatible With CC2540 (When Not
2 Configurable Resolution
Using USB or I C)
– AES Security Coprocessor
• Low Power
– Two Powerful USARTs With Support for
– Active-Mode RX Down to: 17.9 mA
Several Serial Protocols
– Active-Mode TX (0 dBm): 18.2 mA
– 23 General-Purpose I/O Pins
– Power Mode 1 (4-μs Wake-Up): 270 μA (21 × 4 mA, 2 × 20 mA)
– Power Mode 2 (Sleep Timer On): 1 μA – I C interface

2
– Power Mode 3 (External Interrupts): 0.5 μA – 2 I/O Pins Have LED Driving Capabilities
– Wide Supply-Voltage Range (2 V–3.6 V) – Watchdog Timer
• TPS62730 Compatible Low Power in Active – Integrated High-Performance Comparator
Mode
• Development Tools
– RX Down to: 14.7 mA (3-V supply)
– CC2541 Evaluation Module Kit
– TX (0 dBm): 14.3 mA (3-V supply) (CC2541EMK)
– CC2541 Mini Development Kit (CC2541DK-