AT87C51RB2-SLRUM Atmel, AT87C51RB2-SLRUM Datasheet - Page 10

• Manufacturer Part Number: AT87C51RB2-SLRUM
• Description: MCU ROMLESS 16K OTP 44-PLCC
• Manufacturer: Atmel
• Series: 87Cr

Specifications of AT87C51RB2-SLRUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40/20MHz
• Connectivity: UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: OTP
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

10
AT/TS8xC51Rx2
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
P3.0
P3.1
P3.2
P3.3
P3.4
P3.5
P3.6
P3.7
RESET
ALE/PROG
Pin
PLCC68
15
14
12
19
21
22
23
25
27
28
29
54
55
56
58
59
61
64
65
34
39
40
41
42
43
45
47
30
68
11
9
6
5
3
SQUARE VQFP64 1.4
64
61
60
59
10
12
13
14
16
18
19
20
43
44
45
47
48
50
53
54
25
28
29
30
31
32
34
36
21
56
6
5
3
2
4188F–8051–01/08