42
TS-2000/X
Flash ROM for DSP : 29LV800B (Control unit IC504,508)
■
Block diagram
RY/BY
buffer
Control
circuit
(Command
register)
Y decoder
X decoder
Y gate
8,388,608
cell
matrix
STB
Low Vcc
detection
STB
Data latch
DQ0~DQ15
RY/BY
Erase circuit
Write circuit
Vcc
Vss
WE
BYTE
RESET
CE
OE
A0~A18
A-1
Write/Erase
pulse timer
Address latch
Chip enable
output enable
circuit
Input/output
buffer
No.
Name
Description
24
OE
Output enable.
25
Vss
Ground.
26
CE
Chip enable.
27
A0
Address input.
28
DQ0
Data input/output.
29
DQ8
Data input/output.
30
DQ1
Data input/output.
31
DQ9
Data input/output.
32
DQ2
Data input/output.
33
DQ10
Data input/output.
34
DQ3
Data input/output.
35
DQ11
Data input/output.
36
NC
No connection.
37
RY/BY
Ready/Busy output.
38,39
A18,A17
Address input.
40~43
A7~A4
Address input.
44~46
A1~A3
Address input.
■
Pin description
No.
Name
Description
1~3
A13~A15
Address Input.
4~8
A12~A8
Address input.
9
NC
No connection.
10
WE
Write enable.
11
RESET
Hardware reset.
12
Vcc
Power (2.7~3.6V).
13
DQ4
Data input/output.
14
DQ12
Data input/output.
15
DQ5
Data input/output.
16
DQ13
Data input/output.
17
DQ6
Data input/output.
18
DQ14
Data input/output.
19
DQ7
Data input/output.
20
A16
Address input.
21
BYTE
8 bit/16 bit mode changeover.
22
Vss
Ground.
23
DQ15/A–1
Data input/output/Address input.
SEMICONDUCTOR DATA
Содержание TS-2000
Страница 132: ...TS 2000 X TS 2000 X 134 WIRING ...
Страница 142: ...1 2 B A D F C E G I H J 3 5 7 9 4 6 8 10 12 14 11 13 TS 2000 X CIRCUIT DIAGRAM 165 ...
Страница 144: ...1 2 B A D F C E G I H J 3 5 7 9 4 6 8 10 12 14 11 13 TS 2000 X CIRCUIT DIAGRAM 169 ...
Страница 167: ...234 TS 2000 X MC 52DM MULTI FUNCTION MICROPHONE WITH DTMF Schamatic Diagram ...