AT89C5122D-RDRUM Atmel, AT89C5122D-RDRUM Datasheet - Page 10

• Manufacturer Part Number: AT89C5122D-RDRUM
• Description: IC 8051 MCU 32K CRAM USB 64-VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C5122D-RDRUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: SmartCard, SPI, UART/USART, USB
• Peripherals: LED, POR, WDT
• Number Of I /o: 46
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-03 - KIT STARTER FOR MCU AT8XC5122/23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Other names: AT89C5122D-RDRUMTR

Low Pin Count Package
Description
AT83C5123 version
10
AT83R5122, AT8xC5122/23
Figure 6. VQFP32 Package Pinout
Figure 7. QFN32 Package Pinout
P1.2/CPRES
P1.2/CPRES
DVCC
DVCC
CRST
CRST
CCLK
CCLK
CC8
CC8
CC4
P5.0
VSS
CC4
P5.0
VSS
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
32
32
9
9
10
10
31
31
VQFP32
11
11
30
30
QFN32
29
12
29
12
28 27 26
13 14 15
28 27 26
13 14 15
25
16
25
16
24
23
22
21
20
19
18
17
24
23
22
21
20
19
18
17
P3.1/TxD
P1.6
P3.0/RxD
P3.5/T1/CRST1
P3.2/INT0/LED0/CIO1
P3.3/INT1
P3.4/T0/LED1
P3.6/LED2
P3.1/TxD
P1.6
P3.0/RxD
P3.5/T1/CRST1
P3.2/INT0/LED0/CIO1
P3.3/INT1
P3.4/T0/LED1
P3.6/LED2
4202F–SCR–07/2008