深圳宏氏宝胜电子商行 （非本站正式会员）

- 10-Bit ADC 
• Up to 200 ksps
• Up to 17 or 13 External Single-Ended or Differential 
Inputs
• VREF from External Pin, Internal Reference, or VDD
• Built-in Temperature Sensor
• External Conversion Start Input
- Two Comparators
- Internal Voltage Reference
- POR/Brown-Out Detector
USB FUNCTION CONTROLLER
- USB Specification 2.0 Compliant
- Full Speed (12 Mbps) or Low Speed (1.5 Mbps) 
Operation
- Integrated Clock Recovery; No External Crystal 
Required for Full Speed or Low Speed
- Supports Eight Flexible Endpoints
- 1k Byte USB Buffer Memory
- Integrated Transceiver; No External Resistors Required
ON-CHIP DEBUG
- On-Chip Debug Circuitry Facilitates Full Speed, 
Non-Intrusive In-System Debug (No Emulator 
Required!)
- Provides Breakpoints, Single Stepping, 
Inspect/Modify Memory and Registers
- Superior Performance to Emulation Systems Using 
ICE-Chips, Target Pods, and Sockets
VOLTAGE REGULATOR INPUT: 4.0V TO 5.25V
HIGH SPEED 8051 μC Core
- Pipelined Instruction Architecture; Executes 70% of 
Instructions in 1 or 2 System Clocks
- Up to 25 MIPS Throughput with 25 MHz Clock
- Expanded Interrupt Handler
MEMORY
- 2304 Bytes Internal RAM (1k + 256 + 1k USB FIFO)
- 16k Bytes FLASH; In-system programmable in 512-byte 
Sectors
DIGITAL PERIPHERALS
- 25/21 Port I/O; All 5 V tolerant with High Sink Current
- Hardware Enhanced SPI™, Enhanced UART, and 
SMBus™ Serial Ports
- Four General Purpose 16-Bit Counter/Timers
- 16-Bit Programmable Counter Array (PCA) with Five 
Capture/Compare Modules
- Real Time Clock Mode using External Clock Source and 
PCA or Timer
CLOCK SOURCES
- Internal Oscillator: 0.25% Accuracy with Clock 
Recovery enabled. Supports all USB and UART Modes
- External Oscillator: Crystal, RC, C, or Clock (1 or 2 Pin 
Modes)
- Can Switch Between Clock Sources on-the-fly; U