Specifications

2
3706C–MICRO–2/11
AT89LP3240/6440
1. Pin Configurations
1.1 40P6: 40-lead PDIP
1.2 44A: 44-lead TQFP (Top View)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
T2/P1.0
T2EX/P1.1
SDA/P1.2
SCL/P1.3
SS/P1.4
MOSI/P1.5
MISO/P1.6
SCK/P1.7
RST/P4.2
RXD/P3.0
TXD/P3.1
INT0/P3.2
INT1/P3.3
T0/P3.4
T1/P3.5
WR/P3.6
RD/P3.7
XTAL2/P4.1
XTAL1/P4.0
GND
VDD
P0.0/AD0
P0.1/AD1
P0.2/AD2
P0.3/AD3
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
P4.3
P4.4/ALE
P4.5
P2.7/AIN3/A15
P2.6/AIN2/A14
P2.5/AIN1/A13
P2.4/AIN0/A12
P2.3/A11/CCD
P2.2/A10/CCC
P2.1/A9/CCB
P2.0/A8/CCA
1
2
3
4
5
6
7
8
9
10
11
33
32
31
30
29
28
27
26
25
24
23
MOSI/P1.5
MISO/P1.6
SCK/P1.7
RST/P4.2
RXD/P3.0
VDD
TXD/P3.1
INT0/P3.2
INT1/P3.3
T0/P3.4
T1/P3.5
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
P4.3
GND
P4.4/ALE
P4.5
P2.7/AIN3/A15
P2.6/AIN2/A14
P2.5/AIN1/A13
44 43 42 41 40 39 38 37 36 35 34
12 13 14 15 16 17 18 19 20 21 22
WR/P3.6
RD/P3.7
XTAL2/P4.1 XTAL1/P4.0
GND GND
CCA/A8/P2.0 CCB/A9/P2.1
CCC/A10/P2.2 CCD/A11/P2.3
A12/AIN0/P2.4
P1.4/SS P1.3/SCL P1.2/SDA P1.1/T2EX P1.0/T2 VDD VDD P0.0/AD0 P0.1/AD1 P0.2/AD2 P0.3/AD3