AT87C52X2-RLRUM Atmel, AT87C52X2-RLRUM Datasheet - Page 14

• Manufacturer Part Number: AT87C52X2-RLRUM
• Description: MCU ROMLESS 32X2 3V 44-VQFP
• Manufacturer: Atmel
• Series: 87Cr

Specifications of AT87C52X2-RLRUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40/20MHz
• Connectivity: UART/USART
• Peripherals: POR
• Number Of I /o: 32
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

Figure 5. Clock-Out Mode C/T2 = 0
:2
XTAL1
(:1 in X2 mode)
TR2
T2CON reg
TH2
TL2
(8-bit)
(8-bit)
OVERFLOW
RCAP2H
RCAP2L
(8-bit)
(8-bit)
Toggle
T2
Q
D
T2OE
T2MOD reg
TIMER 2
T2EX
EXF2
INTERRUPT
T2CON reg
EXEN2
T2CON reg
TS8xCx2X2
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4184I–8051–02/08