參數(shù)資料
型號: HI3197JCQ
廠商: HARRIS SEMICONDUCTOR
元件分類: DAC
英文描述: 10-Bit, 125 MSPS D/A Converter
中文描述: PARALLEL, WORD INPUT LOADING, 10-BIT DAC, PQFP48
文件頁數(shù): 21/25頁
文件大小: 284K
代理商: HI3197JCQ
21
FIGURE 14A. BLOCK DIAGRAM (SELE.A, SELE.B MODE)
FIGURE 14B. TIMING CHART (SELE.A, SELE.B MODE)
NOTE: In SELE.A and SELE.B modes, input Data A or Data B is selected and the selected data can be analog output. When C1 = 1 and C3 = 0,
Data A is selected for C2 = 0, and Data B is selected for C2 = 1.
Block Diagram and Timing Charts
(Continued)
INPUT LATCH A
INPUT LATCH B
SELECT
DAC
CLK
INPUT DATA A
INPUT DATA B
ANALOG OUT
LATCH
C2
LATCH
N - 2
N + 2
N + 4
N + 6
N + 8
N
N - 1
N + 3
N + 5
N + 7
N + 9
N + 1
t
H-C2
t
S-C2
t
H
t
S
CLK
C2
INPUT DATA A
INPUT DATA B
C2 M/S OUT
SELE. A
SELE. B
t
DO
N - 4
N - 2
N
N + 2
N + 5
N + 7
t
DO
0
1
0
t
PW0
t
PW1
t
PD (A)
t
PD (B)
1
HI3197
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