Packaging information
Package | Pins VQFN (RHB) | 32 |
Operating temperature range (°C) -40 to 125 |
Package qty | Carrier 250 | SMALL T&R |
Features for the CC2544
- RF section
- Single-Chip 2.4-GHz RF Transceiver and MCU
- Data Rates and Modulation Formats:
- 2-Mbps GFSK, 320-kHz Deviation
- 2-Mbps GFSK, 500-kHz Deviation
- 1-Mbps GFSK, 160-kHz Deviation
- 1-Mbps GFSK, 250-kHz Deviation
- 500-kbps MSK
- 250-kbps GFSK, 160-kHz Deviation
- 250-kbps MSK
- Excellent Link Budget, Enabling Long Range
Without External Front-Ends - Programmable Output Power up to 4 dBm
- Excellent Receiver Sensitivity (–88 dBm at 2 Mbps)
- Suitable for Systems Targeting Compliance With
Worldwide Radio Frequency Regulations:
ETSI EN 300 328 and EN 300 440 Category 2 (Europe),
FCC CFR47 Part 15 (US), and ARIB STD-T66 (Japan) - Accurate RSSI Function
- Layout
- Few External Components
- Reference Designs Available
- 32-pin 5-mm × 5-mm QFN (8 General I/O Pins) Package
- Low Power
- Active Mode RX: 22.5 mA
- Active Mode TX (0 dBm): 27 mA
- Power Mode 1 (4-µs Wake-Up): 1 mA
- Wide Supply-Voltage Range
- 3.3V LDO Output
- Supply Range: 2 V–3.6 V
- USB 5-V Regulator: 4 V–5.45 V
- Microcontroller
- High-Performance and Low-Power 8051 Microcontroller Core With Code Prefetch
- 32-KB Flash Program Memory
- 2 KB SRAM
- Hardware Debug Support
- Extensive Baseband Automation, Including Auto-Acknowledgement and Address Decoding
- Peripherals
- Full Speed USB 2.0
- 6 Endpoints (Endpoint 0 and 5 IN/OUT Endpoints)
- Internal Pullup for D+
- 5-V to 3.3-V Regulator
- Powerful Two-Channel DMA
- General-Purpose Timers (One 16-Bit, Two 8-Bit)
- Radio Timer, 40-Bit
- IR Generation Circuitry
- Several Oscillators:
- 32-MHz XOSC
- 16-MHz RCOSC
- 32-kHz RCOSC
- 32-kHz Sleep Timer With Capture
- AES Security Coprocessor
- UART/SPI Serial Interface
- 8 General-Purpose I/O pins (6 × 4-mA and 2 × 20-mA Drive Strength)
- Watchdog Timer
- True Random-Number Generator
- Full Speed USB 2.0
Description for the CC2544
The CC2544 is an optimized system-on-chip (SoC) solution for USB applications with datarates upto 2Mbps built with low bill-of-material cost. The CC2544 combines the excellent performance of a leading RF transceiver with a single-cycle 8051 compliant CPU, 32-KB in-system programmable flash memory, up to 2-KB RAM, and many other powerful features.
The CC2544 is compatible with the CC2541/CC2543/CC2545. It comes in a 5-mm × 5-mm QFN32 package, with SPI/UART/USB interface. The CC2544 comes complete with reference designs from Texas Instruments.
The devices target wireless consumer and HID applications. The CC2544 is ideal for USB dongle applications.