C8051F301
COMPARATOR
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Programmable Hysteresis and Response Time
Configurable as Wake-up or Reset Source
Low Current (0.4uA)
On-Chip Debug Circuitry Facilitates Full Speed,
Non-Intrusive In-System Debug (No Emulator
Required!)
Provides Breakpoints, Single Stepping,
Watchpoints
Inspect/Modify Memory, Registers, and Stack
Superior Performance to Emulation Systems
Using ICE-Chips, Target Pods, and Sockets
Low Cost,
Complete
Development Kit
Typical Operating Current:
5.8mA @ 25MHz
11uA @ 32kHz
Typical Stop Mode Current: <0.1uA
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8KB Flash, 256 RAM, 11-Pin MCU
PRELIMINARY
HIGH SPEED 8051
碌
C Core
Pipe-lined Instruction Architecture; Executes 70% of
Instructions in 1 or 2 System Clocks
Up to 25MIPS Throughput with 25MHz Clock
Expanded Interrupt Handler
256 Bytes Internal Data RAM
8k Bytes FLASH; In-System Programmable in 512 byte
Sectors
8 Port I/O; All 5V tolerant with High Sink Current
Enhanced Hardware UART and SMBus錚?Serial Ports
Three General Purpose 16-Bit Counter/Timers
16-bit Programmable Counter Array with Three
Capture/Compare Modules, WDT
ON-CHIP DEBUG
MEMORY
DIGITAL PERIPHERALS
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SUPPLY VOLTAGE ............... 2.7V to 3.6V
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Real Time Clock Mode using PCA or Timer and
External Clock Source
Internal Oscillator: 25MHz, 2% Accuracy Supports UART
Operation
External Oscillator: Crystal, RC, C, or Clock (1 or 2 Pin
Modes)
Can Switch Between Clock Sources on-the-fly; Useful in
Power Saving Modes
3 x 3mm PCB Footprint; Actual MLP Size
Temperature Range: 鈥?0擄C to +85擄C
擄
擄
CLOCK SOURCES
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11-Pin Micro Lead Package
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SMBus is a trademark of Intel Corp.
VDD
GND
Analog/Digital
Power
C2D
Debug HW
Reset
Brown-
Out
/RST/C2CK
POR
8
0
5
1
Port 0
Latch
8kbyte
FLASH
256 byte
SRAM
UART
Timer 0,
1, 2 / RTC
PCA/
WDT
SMBus
X
B
A
R
P
0
D
r
v
XTAL1
XTAL2
External
Oscillator
Circuit
2%
Internal
Oscillator
System Clock
C
o
SFR Bus
r
e
P0.0
P0.1
P0.2/XTAL1
P0.3/XTAL2
P0.4/TX
P0.5/RX
P0.6/CNVST
P0.7/C2D
C2D
CP0
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10.15.2001
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