71M6521DE TERIDIAN [Teridian Semiconductor Corporation], 71M6521DE Datasheet - Page 64

• Manufacturer Part Number: 71M6521DE
• Description: Energy Meter IC
• Manufacturer: TERIDIAN [Teridian Semiconductor Corporation]

Page: 64 of 101
Note: LCD segment numbers are given without CKTEST/SEG19, E_RXTX/SEG38, E_TCLK/SEG33, and E_RST/SEG32.
LCD_NUM
10
11
12
13
14
15
16
17
18
0
1
2
3
4
5
6
7
8
9
Table 62: LCD and DIO Pin Assignment by LCD_NUM for the QFN-68 Package
SEG in Addition to
30-31, 34-37, 39-41
29-31, 34-37, 39-41
28-31, 34-37, 39-41
27-31, 34-37, 39-41
26-31, 34-37, 39-41
25-31, 34-37, 39-41
24-31, 34-37, 39-41
31, 34-37, 39-41
SEG0-SEG18
36-37, 39-41
35-37, 39-41
34-37, 39-41
34-37, 39-41
34-37, 39-41
37, 39-41
40-41
39-41
39-41
None
41
© 2005-2008 TERIDIAN Semiconductor Corporation
LCD Segment Pins
Total Number of
Including SEG0-
SEG18
19
20
21
22
22
23
24
25
26
26
27
27
28
29
30
31
32
33
34
71M6521DE/71M6521FE
DIO Pins in Addition
4-11, 14-17, 19-20
4-11,14-17, 19-21
4-11, 14-17, 19
to DIO1-DIO2
4-11, 14-17
4-11, 14-17
4-11, 14-16
4-11, 14-15
4-11, 14
None
4-11
4-11
4-11
4-10
4-9
4-8
4-7
4-6
4-5
4
Energy Meter IC
Total Number of DIO
Pins Including DIO1,
DATASHEET
DIO2
18
17
16
15
15
14
13
12
11
11
11
10
9
8
7
6
5
4
3
JANUARY 2008
v1.0