参数资料
型号: HI5905
厂商: Intersil Corporation
英文描述: 14-Bit, 5 MSPS A/D Converter
中文描述: 14位,5 MSPS的A / D转换
文件页数: 5/11页
文件大小: 108K
代理商: HI5905
17
Timing Waveforms
ANALOG
INPUT
CLOCK
INPUT
INPUT
S/H
1ST
STAGE
2ND
STAGE
3RD
STAGE
4TH
STAGE
DATA
OUTPUT
S
N - 1
H
N - 1
S
N
H
N
S
N + 1
H
N + 1
S
N + 2
H
N + 2
S
N + 3
H
N + 3
S
N + 4
H
N + 4
S
N + 5
H
N + 5
S
N + 6
H
N + 6
B
1, N + 5
B
1, N + 4
B
1, N + 3
B
1, N + 2
B
1, N + 1
B
1, N
B
1
,
N - 1
B
2
,
N - 2
B
3
,
N - 2
B
4
,
N - 3
D
N - 4
B
2
,
N - 1
B
3
,
N - 1
B
4
,
N - 2
D
N - 3
t
LAT
D
N - 2
B
4
,
N - 1
B
2
,
N
B
3
,
N
B
2
,
N + 1
B
3
,
N + 1
B
4
,
N
D
N - 1
D
N
B
4
,
N + 1
B
2
,
N + 2
B
2
,
N + 3
B
3
,
N + 2
B
4
,
N + 2
D
N + 1
B
3
,
N + 3
B
2
,
N + 4
B
3
,
N + 4
B
4
,
N + 3
D
N + 2
5TH
STAGE
B
5
,
N - 3
B
5
,
N - 2
B
5
,
N - 1
B
5
,
N
B
5
,
N + 1
B
5
,
N + 2
B
5
,
N + 3
NOTES:
4. S
N
: N-th sampling period.
5. H
N
: N-th holding period.
6. B
M, N
: M-th stage digital output corresponding to N-th sampled
input.
7. D
N
: Final data output corresponding to N-th sampled input.
FIGURE 1. INTERNAL CIRCUIT TIMING
t
OD
t
H
DATA N-1
DATA N
CLOCK
INPUT
DATA
OUTPUT
1.5V
3.5V
1.5V
t
AP
ANALOG
INPUT
t
AJ
1.5V
FIGURE 2. INPUT-TO-OUTPUT TIMING
HI5905
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