AT89LP3240 Atmel Corporation, AT89LP3240 Datasheet - Page 5
AT89LP3240
Manufacturer Part Number
AT89LP3240
Description
Manufacturer
Atmel Corporation
Datasheet
1.AT89LP3240.pdf
(200 pages)
Specifications of AT89LP3240
Flash (kbytes)
32 Kbytes
Max. Operating Frequency
20 MHz
Cpu
8051-1C
Max I/o Pins
38
Spi
1
Twi (i2c)
1
Uart
1
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
153.8
Sram (kbytes)
4.25
Eeprom (bytes)
8192
Self Program Memory
IAP
Operating Voltage (vcc)
2.4 to 3.6
Timers
3
Isp
SPI/OCD
Watchdog
Yes
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Table 1-1.
3706C–MICRO–2/11
TQFP
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
PLCC
Pin Number
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
AT89LP3240/6440 Pin Description
PDIP
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
VQFN
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
Symbol
GND
GND
P2.0
P2.1
P2.1
P2.3
P2.4
P2.5
P2.6
P2.7
P4.5
P4.4
P4.3
P0.7
P0.6
P0.5
P0.4
P0.3
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
Description
Ground
P2.0: User-configurable I/O Port 2 bit 0.
CCA: Timer 2 Channel A Compare Output or Capture Input.
A8: External memory interface Address bit 8.
P2.1: User-configurable I/O Port 2 bit 1.
CCB: Timer 2 Channel B Compare Output or Capture Input.
A9: External memory interface Address bit 9.
P2.2: User-configurable I/O Port 2 bit 2.
CCC: Timer 2 Channel C Compare Output or Capture Input.
A10: External memory interface Address bit 10.
DA-: DAC negative differential output.
P2.3: User-configurable I/O Port 2 bit 3.
CCD: Timer 2 Channel D Compare Output or Capture Input.
A11: External memory interface Address bit 11.
D+-: DAC positive differential output.
P2.4: User-configurable I/O Port 2 bit 5.
AIN0: Analog Comparator Input 0.
A12: External memory interface Address bit 12.
P2.5: User-configurable I/O Port 2 bit 5.
AIN1: Analog Comparator Input 1.
A13: External memory interface Address bit 13.
P2.6: User-configurable I/O Port 2 bit 6.
AIN2: Analog Comparator Input 2.
A14: External memory interface Address bit 14.
P2.7: User-configurable I/O Port 2 bit 7.
AIN3: Analog Comparator Input 3.
A15: External memory interface Address bit 15.
P4.5: User-configurable I/O Port 4 bit 5.
P4.4: User-configurable I/O Port 4 bit 4.
ALE: External memory interface Address Latch Enable.
Ground
P4.3: User-configurable I/O Port 4 bit 3.
DDA: Serial Data input/output for On-Chip Debug Interface when OCD is enabled and
the Crystal oscillator is selected as the clock source.
P0.7: User-configurable I/O Port 0 bit 7.
AD7: External memory interface Address/Data bit 7.
ADC7: ADC analog input 7.
P0.6: User-configurable I/O Port 0 bit 6.
AD6: External memory interface Address/Data bit 6.
ADC6: ADC analog input 6.
P0.5: User-configurable I/O Port 0 bit 5.
AD5: External memory interface Address/Data bit 5.
ADC5: ADC analog input 5.
P0.4: User-configurable I/O Port 0 bit 4.
AD4: External memory interface Address/Data bit 4.
ADC4: ADC analog input 4.
P0.3: User-configurable I/O Port 0 bit 3.
AD3: External memory interface Address/Data bit 3.
ADC3: ADC analog input 3.
AT89LP3240/6440
5
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