AT89C5131A-M Atmel Corporation, AT89C5131A-M Datasheet - Page 12
AT89C5131A-M
Manufacturer Part Number
AT89C5131A-M
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT89C5130A-M.pdf
(188 pages)
2.AT89C5130A-M.pdf
(4 pages)
3.AT89C5130A-M.pdf
(34 pages)
Specifications of AT89C5131A-M
Flash (kbytes)
32 Kbytes
Max. Operating Frequency
48 MHz
Cpu
8051-12C
Max I/o Pins
34
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Twi (i2c)
1
Uart
1
Sram (kbytes)
1.25
Eeprom (bytes)
1024
Self Program Memory
API
Operating Voltage (vcc)
2.7 to 5.5
Timers
4
Isp
UART/USB
Watchdog
Yes
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4. Typical Application
4.1
12
Recommended External components
AT89C5130A/31A-M
USB
VBUS
GND
D+
D-
All the external components described in the figure below must be implemented as close as pos-
sible from the microcontroller package.
The following figure represents the typical wiring schematic.
Figure 4-1.
2.2nF
VDD
VSS
VSS
+20%
1µF
10nF
100R
VSS
Typical Application
1.5K
27R
VSS
27R
100nF
VRef
D+
D-
UVSS
UCAP
PLLF
VSS
AT89C5130A/31A-M
4.7µF
VDD
VSS
VSS
XTAL1
XTAL2
VSS
100nF
Q
22pF
22pF
VSS
4337K–USB–04/08
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