ht82v842 Holtek Semiconductor Inc., ht82v842 Datasheet - Page 10

• Manufacturer Part Number: ht82v842
• Description: Ccd Cds/pga/10b-20m-adc
• Manufacturer: Holtek Semiconductor Inc.

Rev. 1.00
Boost period
PGA gain
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
1
0
0
0
0
0
1
1
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
1
Control
Control
0
0
0
0
0
1
1
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
1
¯
¯
¯
¯
¯
¯
¯
¯
0
0
0
0
0
1
1
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
1
10
0
0
1
1
0
0
1
1
0
0
1
1
0
1
1
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
1
0 Always low gain
1 High gain for 1 OBP pulse
0 High gain for 2 OBP pulse
1 High gain for 3 OBP pulse
0 High gain for 4 OBP pulse
1 High gain for 5 OBP pulse
0 High gain for 6 OBP pulse
1 High gain for 7 OBP pulse
0 0
1 1
0 2
1 3
0 4
0 62
1 63
0 64
1 65
1 127
0 128
1 129
0 192
1 255
0 256
1 257
0 320
1 383
0 384
1 385
0 448
0 510
1 511
¯
¯
¯
¯
¯
¯
¯
¯
Decimal
0
1
2
3
4
¯
3E
3F
40
41
¯
7F
80
81
¯
C0
¯
FF
100
101
¯
140
¯
17F
180
181
¯
1C0
¯
1FE
1FF
Operations
HEX
PGA Gain (dB)
0
0.046
0.093
0.142
0.187
¯
2.915
2.962
3.011
3.056
¯
5.972
6.021
6.058
¯
9.031
¯
11.994
12.041
12.087
¯
15.05
¯
18.14
18.061
18.108
¯
21.071
¯
23.987
24.032
HT82V842
July 15, 2004