参数资料
型号: MAX1242BMJA
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: ADC
英文描述: +2.7V to %.25V, Low-Power, 10-Bit Serial ADCs in SO-8
中文描述: 1-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, CDIP8
封装: CERDIP-8
文件页数: 9/12页
文件大小: 158K
代理商: MAX1242BMJA
M
+2.7V to +5.25V, Low-Power, 10-Bit
S erial ADCs in S O-8
_______________________________________________________________________________________
9
EOC
INTERFACE IDLE
CONVERSION
IN PROGRESS
EOC
0
μ
s
TRAILING
ZEROS
SUB
BITS
IDLE
CLOCK OUT SERIAL DATA
TRACK/HOLD
STATE
TRACK
HOLD
TRACK
DOUT
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
S1
S0
SCLK
1
4
8
12
16
7.5
μ
s (t
CONV
)
HOLD
0
μ
s
(t
CS
)
TOTAL = 13.7
μ
s
12.5
×
0.476
μ
s = 5.95
μ
s
CYCLE TIME
CS
0.24
μ
s
Figure 8a. Interface Timing Sequence
EOC
INTERFACE IDLE
CONVERSION
IN PROGRESS
EOC
0
μ
s
IDLE
CLOCK OUT SERIAL DATA
TRACK/HOLD
STATE
TRACK
HOLD
TRACK
DOUT
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
SCLK
1
4
8
7.5
μ
s (t
CONV
)
HOLD
(t
CS
)
TOTAL = 12.74
μ
s
10.5
×
0.476
μ
s = 5
μ
s
CYCLE TIME
CS
0.24
μ
s
Figure 8b. Interface Timing Sequence—Minimum Cycle Time
CS
SCLK
DOUT
INTERNAL
T/H
(TRACK/ACQUIRE)
t
CS0
t
CONV
t
DV
t
STR
t
AP
(HOLD)
(TRACK/ACQUIRE)
B0
S1
S0
t
CH
t
DO
t
CL
t
TR
t
CS
Figure 9. Detailed Serial-Interface Timing
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