M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 231

• Manufacturer Part Number: M37702E6BFS
• Description: EPROM MCU/8BIT CMOS EMULATION CH
• Manufacturer: Renesas Electronics America

Specifications of M37702E6BFS

• Accessory Type: Emulator EPROM MCU
• For Use With/related Products: 7702
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 8.3.2 Change in successive approximation register and V
Fig. 8.3.1 Ideal A-D conversion characteristics
Conversion complete
A-D converter halt
2nd comparison
1st comparison
3rd comparison
8th comparison
A-D conversion result
FD
FF
FE
03
02
01
00
16
16
16
16
16
16
16
:
:
V
256
REF
0
0.5
V
256
REF
Successive approximation register
b7
n
n
n
n
1
1
7
7
7
7
1st comparison result
n
n
n
1
0 0 0 0 0 0 0
0 0 0 0 0 0 0
1 0 0 0 0 0 0
6
6
6
2nd comparison result
n
n
1 0 0 0 0 0
5
5
n
n
V
256
4
4
REF
n
n
ldeal A-D conversion characteristics
3
3
:
:
n
n
2
2
2
7702/7703 Group User’s Manual
n
n
1
1
b0
n
1
0
V
256
REF
3
V
V
V
V
V
REF
2
REF
2
REF
2
REF
2
REF
2
[V]
–
±
±
±
V
256
REF
V
V
V
V
512
REF
REF
4
REF
4
REF
4
253
[V]
–
±
±
ref
V
V
V
512
REF
REF
REF
8
8
A-D CONVERTER
during A-D conversion
8.3 A-D conversion method
V
256
C hange of V
REF
[V]
–
± ...... ±
V
512
:
:
254
REF
•n
•n
7
7
=1
=0
Analog input voltage
V
[V]
256
REF
ref
V
256
+
–
REF
V
V
•n
•n
–
4
4
R EF
R EF
6
6
=1
=0
V
255
512
REF
+
–
V
V
[V]
R EF
R EF
8
8
V
REF
8–11