SDA5523 Micronas Semiconductor, SDA5523 Datasheet - Page 153

• Manufacturer Part Number: SDA5523
• Description: SDA55xx TVText Pro
• Manufacturer: Micronas Semiconductor

DATA SHEET
Micronas
PMQFP
100-1
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
PMQFP
64-1
44
45
46
Pin No.
PSDIP
52-1
52-2
42
43
44
PLCC
84-1
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Pin Name
RD
A19
A18
A17
A16
A15
FL_PGM
VDD 2.5
VSS
VDD 3.3
A14
A12
A13
A7
FL_RST
A8
A6
A9
A5
A11
A4
Sept. 10, 2004; 6251-556-3DS
Type
O
I/O
I/O
I/O
O
O
I
PS
PS
PS
O
O
O
O
I
O
O
O
O
O
O
Connection
(If not used)
NC
Short Description
Control output. Indicates a
read access to the internal
XRAM.
----------
It can be used for latching
data from the data bus into
an external data RAM by a
MOVX instruction.
----------
This signal is also available
as P4.2
See Section on page 155.
Not connected.
After power-on Port P4.0,
P4.1 and P4.4 work as addi-
tional address lines A17 ...
A19.
See Section on page 155
Address bus for external
program memory or data
RAM.
All the pins prefix by FL_
are test pins that must be
left open.
Supply voltage (2.5 V)
Ground (0 V)
Input/Output (3.3 V)
Address bus for external
program memory or data
RAM:
All the pins prefix by FL_
are test pins that must be
left open.
Address bus for external
program memory or data
RAM.
SDA 55xx
153