M52957AFP
(3)CLALV
This terminal sets up clamp level.
As including D/A of 4bit, 16way clamp level setting is possible by inputting clock after reset is canceled(include none
clamp).
Set up current value of each bit is on
the right table.
The number of input clock and set up
clamp level is as follows.
bit
1
2
3
4
Set up current (Typ.)
0.125 nA
0.25 nA
0.5 nA
1.0 nA
Clamp level(Typ.)
1.500 nA
1.625 nA
1.750 nA
1.875 nA
None clamp
0.125 nA
0.250 nA
0.375 nA
0.500 nA
Clock value
0
1
2
3
4
5
6
7
8
9
10
11
Clamp level(Typ.)
None clamp
0.125 nA
0.250 nA
0.375 nA
0.500 nA
0.625 nA
0.750 nA
0.875 nA
1.000 nA
1.125 nA
1.250 nA
1.375 nA
Clock value
12
13
14
15
16
17
18
19
20
Clamp level is established with fall edge of input clock.
It repeats the same value after 16 clock.
(4) HOLD INT
These terminals implement the following controls by inputting HIGH/LOW.
a. CINT rapid charge ON , OFF
b. CHrapid charge ON , OFF
c. Stationary light hold ON , OFF
d. The first integration ON , OFF
e. The second integration ON , OFF
Stationary light hold
HOLD
The first
integration
CINT
rapid charge
INT
CH
rapid charge
The second
integration
Reset canceled
Rev.1.0, Sep.19.2003, page 9 of 13
RENESAS [ RENESAS TECHNOLOGY CORP ]
