Table of Contents
Advertisement
IC BLOCK DIAGRAM & DESCRIPTION
U0803 41LV16256-35T(DRAM)
OE
27
WE
13
CAS
LCAS
29
CLOCK
CONTROL
CAS
GENERATOR
UCAS
28
RAS
RAS
14
CLOCK
GENERATOR
REFRESH
COUNTER
ADDRESS
BUFFERS
16~19,
A0-A8
22~26
U0902,U0903 B1117N(REGULATOR)
8-Pin Sur face M ount
8-Pin Sur face M ount
8-Pin Sur face M ount
8-Pin Sur face M ount
SOT - 223
SOT - 223
ADJ
ADJ
IN
IN
1
1
1
1
8
8
8
8
Tab V
Tab V
NC
NC
2
2
2
2
7
7
7
7
IN
IN
3
3
3
3
6
6
6
6
OUT
OUT
IN
IN
OUT
OUT
4
4
4
4
5
5
5
5
N.C.
N.C.
Adj/GND
Adj/GND
OUT
OUT
Top View
Top View
Top View
Top View
Fr ont View
Fr ont View
U0901 FS8860(REGULATOR)
IN
Shutdown
Logic
1.25V
Bandgap
Reference
All manuals and user guides at all-guides.com
WE
OE
CONTROL
LOGICS
LOGIC
DATA I/O BUS
COLUMN DECODERS
SENSE AMPLIFIERS
2~5,
7~10,
31~34,
36~39
MEMORY ARRAY
262,144 x 16
SOT -223-5
SOT -223-5
SOT -223
SOT -223
Ta b V
V
V
V
OUT
OUT
OUT
OUT
#1 Se nse
OUT
OUT
#2 Adj/GND
#2 Adj/GND
#3 O
#3 O UT
#4 C ont rol
#5 V
#5 V
IN
IN
IN
IN
2
2
3
3
4
4
5
5
1
1
Front View
Front View
Current Limit
Thermal
Protection
OUT
R1
R2
GND
IC102 SFH615A-3(OP. SENSOR)
Anode
1
Cathode
2
I/O0-
I/O15
TO-252
1
2
3
ADJ/GN
V
V
OUT
IN
Front
IC101 KA5M02659(POWER SW)
- 12 -
Collector
4
Emitter
3
V
V
V
5
5
POWER
POWER
POWER
V
V
V
4
4
CONTROL
CONTROL
CONTROL
OUTPUT
OUTPUT
3
3
ADJ/GND.
ADJ/GND.
2
2
SENSE
SENSE
1
1
TO-263-5 Package
TO-263-5 Package
Advertisement
Table of Contents
