參數(shù)資料
型號(hào): MX7705
廠(chǎng)商: Maxim Integrated Products, Inc.
英文描述: 16-Bit, Low-Power, 2-Channel, Sigma-Delta ADC
中文描述: 16位、低功耗、2通道、Σ-Δ ADC
文件頁(yè)數(shù): 14/34頁(yè)
文件大?。?/td> 664K
代理商: MX7705
M
16-Bit, Low-Power, 2-Channel,
Sigma-Delta ADC
14
______________________________________________________________________________________
SUPPLY CURRENT vs. f
CLKIN
(3V)
f
CLKIN
(MHz)
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
2.6
0.3
0.4
0.5
0.6
0.2
M
S
A
A: BUFFERED MODE
CLK = 1,
GAIN = 128
D: UNBUFFERED MODE
CLK = 1,
GAIN = 1, 128
B: BUFFERED MODE
CLK = 1,
GAIN = 1
E: UNBUFFERED MODE
CLK = 0,
GAIN = 1, 128
C: BUFFERED MODE
CLK = 0,
GAIN = 1, 128
B
E
D
C
V
DD
= 3V
SUPPLY CURRENT vs. f
CLKIN
(5V)
f
CLKIN
(MHz)
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
2.6
0.35
0.45
0.55
0.65
0.25
M
S
A
A: BUFFERED MODE
CLK = 1,
GAIN = 128
B: BUFFERED MODE
CLK = 1,
GAIN = 1
E: UNBUFFERED MODE
CLK = 0,
GAIN = 1, 128
C: BUFFERED MODE
CLK = 0,
GAIN = 1, 128
D: UNBUFFERED MODE
CLK = 1,
GAIN = 1, 128
B
E
D
C
V
DD
= 5V
GAIN
64
32
16
8
4
2
1
128
SUPPLY CURRENT vs. GAIN (3V)
0.3
0.4
0.5
0.6
0.2
M
S
A
A: BUFFERED MODE
CLK = 1, CLKDIV = 1,
f
CLKIN
= 2.4576MHz
D: UNBUFFERED MODE
CLK = 1, CLKDIV = 1,
f
CLKIN
= 2.4576MHz
B: BUFFERED MODE
CLK = 1, CLKDIV = 0,
f
CLKIN
= 2.4576MHz
E: UNBUFFERED MODE
CLK = 1, CLKDIV = 0,
f
CLKIN
= 2.4576MHz
F: UNBUFFERED MODE
CLK = 0, CLKDIV = 0,
f
CLKIN
= 1MHz
C: BUFFERED MODE
CLK = 0, CLKDIV = 0,
f
CLKIN
= 1MHz
B
E
F
D
C
V
DD
= 3V
GAIN
64
32
16
8
4
2
1
128
SUPPLY CURRENT vs. GAIN (5V)
V
DD
= 5V
0.35
0.45
0.55
0.65
0.25
M
S
A: BUFFERED MODE
CLK = 1, CLKDIV = 0,
f
CLKIN
= 2.4576MHz
D: UNBUFFERED MODE
CLK = 1, CLKDIV = 1,
f
CLKIN
= 2.4576MHz
B: BUFFERED MODE
CLK = 1, CLKDIV = 1,
f
CLKIN
= 2.4576MHz
E: UNBUFFERED MODE
CLK = 1, CLKDIV = 0,
f
CLKIN
= 2.4576MHz
F: UNBUFFERED MODE
CLK = 0, CLKDIV = 0,
f
CLKIN
= 1MHz
C: BUFFERED MODE
CLK = 0, CLKDIV = 0,
f
CLKIN
= 1MHz
B
E
F
D
C
A
Typical Operating Characteristics (continued)
(V
DD
= 3V or 5V, V
REF+
= 1.225V for V
DD
= 3V, V
REF+
= 2.5V for V
DD
= 5V, V
REF
- = GND, T
A
= +25
°
C, unless otherwise noted.)
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