Datasheet

DS89C430/DS89C450 Ultra-High-Speed Flash Microcontrollers
45 of 46
PIN CONFIGURATIONS
PACKAGE INFORMATION
For the latest package outline information and land patterns, go to www.maxim-ic.com/packages.
PACKAGE TYPE PACKAGE CODE DOCUMENT NO.
44 TQFP C44+2 21-0293
40 PDIP P40+3 21-0044
40 PLCC Q44+7 21-0049
6
1
40
18 28
7 39
17 29
DS89C430
DS89C450
PLCC
33
23
1
1
34
22
44
12
DS89C430
DS89C450
TQFP
TOP VIEW
ALE/
P
ROG
P1.0/T2
P1.1/T2EX
P1.2/RXD1
P1.3/TXD1
P1.4/INT2
P1.5/INT3
P1.6/INT4
P1.7/INT5
RST
P3.0/RXD0
P3.1/TXD0
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
XTAL2
XTAL1
VSS
VCC
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
EA/VPP
PSEN
P2.7
P2.6
P2.5
P2.4
P2.3
P2.2
P2.1
P2.0
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
DS89C430
DS89C450
PDIP