EasyManuals Logo

Sam4s ER-5200M Service Manual

Sam4s ER-5200M
123 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #39 background imageLoading...
Page #39 background image
6 Reference Information
SAM4S ER-5200 Series 6-3
6-1 Semiconductor Base Diagram
6-1-2 Memory
Figure 6-1 SRAM K6T1008C2E Specification
Figure 6-2 SRAM K6T4008C2E Specification
PIN DESCRIPTION
Pin Name Function
WE
Write Enable Input
CS
Chip Select Input
OE
Output Enable Input
A
0~A18 Address Inputs
I/O
1~I/O8 Data Inputs/Outputs
Vcc Power
Vss Ground
FUNCTIONAL BLOCK DIAGRAM
32-DIP
32-SOP
(Forward)
32-TSOP2
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
VSS
VCC
A15
WE
A13
A8
A9
A11
OE
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32-TSOP2
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
VSS
VCC
A15
WE
A13
A8
A9
A11
OE
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
(Reverse)
A18
A17
A17
A18
Precharge circuit.
Memory array
1024 rows
512×8 columns
I/O Circuit
Column select
Clk gen.
Row
select
I/O1 Data
cont
Data
cont
I/O8
CS
WE
OE
Control
logic
PIN DESCRIPTION
Name Function
CS
1
, CS
2
Chip Select Input
OE Output Enable Input
WE
Write Enable Input
I/O
1
~I/O
8
Data Inputs/Outputs
A
0
~A
16
Address Inputs
Vcc Power
Vss Ground
NC No Connection
FUNCTIONAL BLOCK DIAGRAM
Precharge circuit.
Memory array
1024 rows
128×8 columns
I/O Circuit
Column select
Clk gen.
Row
select
I/O
1
Data
cont
Data
cont
I/O
8
CS
1
WE
OE
CS
2
Control
logic
A11
A9
A8
A13
WE
CS2
A15
VCC
NC
A16
A14
A12
A7
A6
A5
A4
OE
A10
CS
1
I/O8
I/O7
I/O6
I/O5
I/O4
VSS
I/O3
I/O2
I/O1
A0
A1
A2
A3
Type1-Forward
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
VSS
VCC
A15
CS2
WE
A13
A8
A9
A11
OE
A10
CS
1
I/O8
I/O7
I/O6
I/O5
I/O4
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32-DIP
32-TSOP
32-SOP
Column Address
Raw
Address
A4
A5
A6
A7
A12
A14
A16
NC
VCC
A15
CS2
WE
A13
A8
A9
A11
A3
A2
A1
A0
I/O1
I/O2
I/O3
VSS
I/O4
I/O5
I/O6
I/O7
I/O8
CS
1
A10
OE
Type1-Reverse
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
32-TSOP

Table of Contents

Other manuals for Sam4s ER-5200M

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Sam4s ER-5200M and is the answer not in the manual?

Sam4s ER-5200M Specifications

General IconGeneral
BrandSam4s
ModelER-5200M
CategoryCash Register
LanguageEnglish

Related product manuals