ZLF645 MAXIM [Maxim Integrated Products], ZLF645 Datasheet - Page 22

• Manufacturer Part Number: ZLF645
• Description: Flash MCUs with Learning Amplification
• Manufacturer: MAXIM [Maxim Integrated Products]

19-4572; Rev 0; 4/09
Figure 5
package.
Table 9
package sequentially by pin number.
Table 9. 48-Pin SSOP Sequential Pin Identification
Pin No
1
2
3
4
5
6
7
lists the functions and signal directions of each pin within the 48-pin SSOP 
displays the pin configuration of the ZLF645 MCU within the 48-pin SSOP
XTAL1
XTAL2
Symbol
P40
P25
P26
P27
P04
P41
P05
Figure 5. 48-Pin SSOP Pin Configuration
P16
P17
P31
P32
P33
P34
P43
P41
P06
P14
P15
V
V
P42
V
P40
P25
P26
P27
P04
P05
P07
DD
DD
SS
10
16
1
2
3
12
13
15
17
18
19
4
5
6
7
8
9
11
14
20
21
22
23
24
48-Pin SSOP
Function
Port 4, bit 0
Port 2, bit 5
Port 2, bit 6
Port 2, bit 7
Port 0, bit 4
Port 4, bit 1
Port 0, bit 5
40
39
48
47
46
45
44
43
42
41
38
37
36
35
34
33
32
31
30
29
28
27
26
25
P10
V
V
P45
P02
P11
P47
P46
P24
P23
P22
P21
P20
P03
P13
P01
P00
P44
P30/PREF1
P36
P37
P35
/RESET
P12
SS
SS
ZLF645 Series Flash MCUs
Product Specification
Signal Direction
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Pin Description
14