- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄371790 > HD49338F (Renesas Technology Corp.) CDS/PGA & 12-bit A/D Converter PDF資料下載
參數(shù)資料
| 型號： | HD49338F |
| 廠商： | Renesas Technology Corp. |
| 英文描述： | CDS/PGA & 12-bit A/D Converter |
| 中文描述： | 的CDS /美國PGA |
| 文件頁數(shù)： | 9/23頁 |
| 文件大?。?/td> | 247K |
| 代理商： | HD49338F |
HD49338F/HF
Rev.1.0, Apr 20, 2004, page 9 of 22
7. Adjustment of Black-Level S/H Response Frequency Characteristics
The CR time constant that is used for sampling/hold (S/H) at the black level can be adjusted by changing the
register settings, as shown in table 6.
Table 6
SHSW CR Time Constant Setting
L
2.20 nsec
(72 MHz)
[0]
2.30 nsec
(69 MHz)
L
[1]
L
[2]
L
2.51 nsec
(63 MHz)
2.64 nsec
(60 MHz)
2.93 nsec
(54 MHz)
3.11 nsec
(51 MHz)
3.52 nsec
(45 MHz)
3.77 nsec
(42 MHz)
[3]
H
[0]
L
[1]
L
[2]
L
[3]
L
[0]
H
[1]
L
[2]
L
[3]
H
[0]
H
[1]
L
[2]
L
[3]
L
[0]
L
[1]
H
[2]
L
[3]
H
[0]
L
[1]
H
[2]
L
[3]
L
[0]
H
[1]
H
[2]
L
[3]
H
[0]
H
[1]
H
[2]
L
[3]
L
4.40 nsec
(36 MHz)
[0]
SHSW-fsel (Register setting)
[1]
L
H
H
L
4.80 nsec
(33 MHz)
L
[2]
CR Time Constant (Typ)
(cutoff frequency conversion)
5.87 nsec
(27 MHz)
6.60 nsec
(24 MHz)
8.80 nsec
(18 MHz)
10.6 nsec
(15 MHz)
17.6 nsec
(9 MHz)
26.4 nsec
(6 MHz)
[3]
[0]
[1]
L
[2]
H
[3]
L
[0]
H
[1]
L
[2]
H
[3]
H
[0]
H
[1]
L
[2]
H
[3]
L
[0]
L
[1]
H
[2]
H
[3]
H
[0]
L
[1]
H
[2]
H
[3]
L
[0]
H
[1]
H
[2]
H
[3]
H
[0]
H
[1]
H
[2]
H
[3]
BLKC
31
C4
The SHAMP frequency characteristics can be adjusted by changing the register settings
and the C4 value of the external 31st pin.
The settings are shown in table 7.
Values other than those shown in the table 7 cannot be used.
8.
SHSW-fsel (Register setting)
CR Time Constant (Typ)
(cutoff frequency conversion)
Table 7
SHAMP Frequency Characteristics Setting
49 MHz
15000 pF
(620 pF)
24 MHz
27000 pF
(820 pF)
32 MHz
22000 pF
(750 pF)
SHA-fsel (Register setting)
[0]
LoPwr
(Register setting)
"Lo"
Note: Upper line
Middle line
Lower line
: SHAMP cutoff frequency (Typ)
: Standard value of C4 (maximum value is not defined)
: Minimum value of C4 (do not set below this value)
56 MHz
18000 pF
(360 pF)
116 MHz
10000 pF
(270 pF)
"Hi"
75 MHz
13000 pF
(300 pF)
H
[0]
L
[1]
L
H
[1]
H
[0]
H
[1]
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HD49338HF | CDS/PGA & 12-bit A/D Converter |
| HD49351BP | CDS/PGA & 10-bit A/D TG Converter |
| HD49351HBP | CDS/PGA & 10-bit A/D TG Converter |
| HD49404 | TV/Video Signal Processor |
| HD49405 | |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HD49338HF | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:CDS/PGA & 12-bit A/D Converter |
| HD49338HNP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:CDS/PGA & 12-bit A/D Converter |
| HD49338NP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:CDS/PGA & 12-bit A/D Converter |
| HD49340F | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:CDS/PGA & 10-bit A/D Converter |
| HD49340HF | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:CDS/PGA & 10-bit A/D Converter |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。