AT89LP51RC2 Atmel Corporation, AT89LP51RC2 Datasheet - Page 2
AT89LP51RC2
Manufacturer Part Number
AT89LP51RC2
Description
Manufacturer
Atmel Corporation
Specifications of AT89LP51RC2
Flash (kbytes)
32 Kbytes
Max. Operating Frequency
20 MHz
Cpu
8051-1C
Max I/o Pins
42
Spi
1
Twi (i2c)
1
Uart
1
Adc Channels
7
Adc Resolution (bits)
10
Adc Speed (ksps)
153.8
Sram (kbytes)
1.375
Self Program Memory
API
Operating Voltage (vcc)
2.4 to 5.5
Timers
4
Isp
SPI/OCD/UART
Watchdog
Yes
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1. Pin Configurations
1.1
1.2
2
44-lead TQFP/LQFP
44-lead PLCC
AT89LP51RB2/RC2/IC2 Preliminary
(†MOSI/CEX2/MISO) P1.5
(†MOSI/CEX2/MISO) P1.5
(†MISO/CEX3/SCK) P1.6
(†SCK/CEX4/MOSI) P1.7
(†MISO/CEX3/SCK) P1.6
(†SCK/CEX4/MOSI) P1.7
† SPI in remap mode
‡ AT89LP51ID2 Only
† SPI in remap mode
‡ AT89LP51ID2 Only
(RXD) P3.0
(INT0) P3.2
(INT1) P3.3
(SDA) P4.1
(INT0) P3.2
(INT1) P3.3
(DCL) RST
(TXD) P3.1
(RXD) P3.0
(SDA) P4.1
(TXD) P3.1
(DCL) RST
(T0) P3.4
(T1) P3.5
(T0) P3.4
(T1) P3.5
1
2
3
4
5
6
7
8
9
10
11
7
8
9
10
11
12
13
14
15
16
17
39
38
37
36
35
34
33
32
31
30
29
33
32
31
30
29
28
27
26
25
24
23
P0.4 (AD4)
P0.5 (AD5)
P0.6 (AD6)
P0.7 (AD7)
POL
P4.0 (SCL)
P4.4 (ALE)
P4.5 (PSEN)
P2.7 (A15/AIN3)
P2.6 (A14/AIN2)
P2.5 (A13/AIN1)
P0.4 (AD4)
P0.5 (AD5)
P0.6 (AD6)
P0.7 (AD7)
POL
P4.0 (SCL)
P4.4 (ALE)
P4.5 (PSEN)
P2.7 (A15/AIN3)
P2.6 (A14/AIN2)
P2.5 (A13/AIN1)
3722A–MICRO–10/11
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