AT89C5131A-PUTIM Atmel, AT89C5131A-PUTIM Datasheet - Page 12

• Manufacturer Part Number: AT89C5131A-PUTIM
• Description: IC 8051 MCU FLASH 32K USB 32QFN
• Manufacturer: Atmel
• Series: AT89C513xr

Specifications of AT89C5131A-PUTIM

• Core Processor: C52X2
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: LED, POR, PWM, WDT
• Number Of I /o: 18
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• For Use With: AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-05 - KIT STARTER FOR AT89C5131
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -

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