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參數(shù)資料
| 型號： | ATA6020N |
| 英文描述： | ATA6020N [Updated 6/03. 58 Pages]Programmable Watchdog |
| 中文描述： | ATA6020N [更新6月3日。 58頁]可編程的看門狗 |
| 文件頁數(shù)： | 1/58頁 |
| 文件大小： | 898K |
| 代理商： | ATA6020N |
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1
Features/Benefits
Programmable System Clock with Prescaler and Five Different Clock Sources
Very Low Sleep Current (< 1 μA)
Very Low Power Consumption in Active, Power-down and Sleep Mode
2-Kbyte ROM, 256
×
4-bit RAM
12 Bi-directional I/Os
Up to 6External/Internal Interrupt Sources
Synchronous Serial Interface (2-wire, 3-wire)
Multifunction Timer/Counter with
– Watchdog, POR and Brown-out Function
– Voltage Monitoring Inclusive Lo_BAT Detection
– Flash Controller ATAM893 Available (SSO20)
– Code-efficient Instruction Set
– High-level Language Programming with qFORTH Compiler
Description
The ATA6020N is a member of Atmel’s 4-bit single-chip microcontroller family. It con-
tains ROM, RAM, parallel I/O ports, one 8-bit programmable multifunction
timer/counter with modulator function, voltage supervisor, interval timer with watchdog
function and a sophisticated on-chip clock generation with external clock input and
integrated RC-oscillators.
Figure 1.
Block Diagram
Voltage monitor
External input
MARC4
UTCM
OSC1
I/O bus
ROM
2 K x 8 bit
RAM
256 x 4 bit
4-bit CPU core
VDD
VSS
Data direction +
alternate function
Data direction +
interrupt control
Port 4
Port 5
Brown-out protect.
RESET
Clock management
Timer 1
interval- and
watchdog timer
Timer 2
8/12-bit timer
Serial interface
P
D
T2O
SD
SC
BP20/NTE
BP21
BP22
BP23
BP40
INT3
SC
BP41
VMI
T2I
BP42
T2O
BP43
INT3
SD
BP50
INT6
BP51
INT6
BP52
INT1
BP53
INT1
RC
oscillators
VMI
with modulator
SSI
External
clock input
T2I
Low-current
Microcontroller
for Watchdog
Function
ATA6020N
Rev. 4708A–4BMCU–06/03
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| ATA6020N_05 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Low-current Microcontroller for Watchdog Function |
| ATA6020X-YYY-TKQ | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Low-current Microcontroller for Watchdog Function |
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| ATA6025 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:WATCHDOG IC |
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