MB4053 Fujitsu Microelectronics, Inc., MB4053 Datasheet - Page 4

• Manufacturer Part Number: MB4053
• Description: 6-channel 8-bit A/D Converter
• Manufacturer: Fujitsu Microelectronics, Inc.

4
MB4053
BLOCK DIAGRAM
ANALOG
INPUT
V
REF
I
I
I
I
I
I
1
2
3
4
5
6
15
13
12
11
10
9
8
A
16
(FROM MPU)
DECODER
0
MULTIPLEXER
ANALOG
A
1
1
V
14
CC
A
2
2
V
BE1
SAMPLE/RAMP
AMPLIFIER
R
REF
6
REFERENCE
CURRENT
GENERATOR
+
–
RAMP START
(FROM MPU)
3
GND
5
I
R
C
4
H
COMPARATOR
V
BE2
+
–
7
RAMP STOP
(TO MPU)