參數(shù)資料
型號(hào): ADS6242IRGZTG4
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 2-CH 14-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PQCC48
封裝: 7 X 7 MM, GREEN, PLASTIC, QFN-48
文件頁數(shù): 59/76頁
文件大?。?/td> 3497K
代理商: ADS6242IRGZTG4
www.ti.com
SLAS542A – MAY 2007 – REVISED JULY 2007
Table 30. Timings for 2-Wire Interface, DDR Bit Clock
DATA SETUP TIME, tsu
DATA HOLD TIME, th
tdelay
SAMPLING
ns
SERIALIZATION
FREQUENCY
MSPS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
105
0.45
0.65
0.5
0.7
Fs ≥ 45 MSPS
92
0.55
0.75
0.6
0.8
3.4
4.4
5.4
14
×
80
0.65
0.85
0.7
0.9
65
0.8
1.1
0.8
1.1
Fs < 45 MSPS
40
1.4
1.7
1.5
1.9
3.7
5.2
6.7
105
0.35
0.55
0.4
0.6
Fs ≥ 45 MSPS
92
0.45
0.65
0.5
0.7
3.4
4.4
5.4
16
×
80
0.55
0.75
0.6
0.8
65
0.6
0.9
0.7
1
Fs < 45 MSPS
40
1.1
1.4
1.3
1.7
3.7
5.2
6.7
Table 31. Timings for 2-Wire Interface, SDR Bit Clock
DATA SETUP TIME, tsu
DATA HOLD TIME, th
tdelay
SAMPLING
ns
SERIALIZATION
FREQUENCY
MSPS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
65
0.8
1
1.2
Fs ≥ 40 MSPS
40
1.5
1.7
1.6
1.8
3.4
4.4
5.4
14
×
20
3.4
3.6
3.3
3.5
Fs < 40 MSPS
10
6.9
7.2
6.6
6.9
3.7
5.2
6.7
65
0.65
0.85
0.8
1.0
Fs ≥ 40 MSPS
40
1.3
1.5
1.4
1.6
3.4
4.4
5.4
16
×
20
2.8
3.0
2.8
3.0
Fs < 40 MSPS
10
6.0
6.3
5.8
6.1
3.7
5.2
6.7
Table 32. Output Jitter (applies to all interface options)
BIT CLOCK JITTER, CYCLE-CYCLE
FRAME CLOCK JITTER, CYCLE-CYCLE
SAMPLING FREQUENCY
ps, peak-peak
MSPS
MIN
TYP
MAX
MIN
TYP
MAX
≥ 65
350
75
62
Copyright 2007, Texas Instruments Incorporated
Product Folder Link(s): ADS6245 ADS6244 ADS6243 ADS6242
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