M30240ECFP MITSUBISHI [Mitsubishi Electric Semiconductor], M30240ECFP Datasheet - Page 107

• Manufacturer Part Number: M30240ECFP
• Description: M30240 Group Specification
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Preliminary Specifications REV. E
Specifications in this manual are tentative and subject to change
A-D Converter
Figure 1.97: Block diagram of A-D converter
AN
AN
AN
AN
AN
AN
AN
AN
AV
V
REF
0
1
2
3
4
5
6
7
SS
(03C1
(03C3
(03C5
(03C7
(03C9
(03CB
(03CD
(03CF
Addresses
16
16
16
16
16
16
16
16
VCUT=0
VCUT=1
, 03C0
, 03C2
, 03C4
, 03C6
, 03C8
, 03CA
, 03CE
, 03CC
f
16
16
16
16
16
16
AD
16
16
)
)
)
)
)
)
)
)
Successive conversion register
Data bus high-order
Data bus low-order
A-D register 5(16)
A-D register 6(16)
A-D register 7(16)
A-D register 0(16)
A-D register 1(16)
A-D register 2(16)
A-D register 3(16)
A-D register 4(16)
1/2
Resistor ladder
CH2,CH1,CH0=000
CH2,CH1,CH0=001
CH2,CH1,CH0=010
CH2,CH1,CH0=011
CH2,CH1,CH0=100
CH2,CH1,CH0=101
CH2,CH1,CH0=110
CH2,CH1,CH0=111
1-107
1/2
A-D control register 1 (address 03D7
A-D control register 0 (address 03D6
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
CKS0=0
CKS0=1
CKS1=0
CKS1=1
Decoder
Mitsubishi microcomputers
16
16
)
)
M30240 Group
A-D conversion rate
selection
V
V
ref
IN
Comparator
AD