参数资料
型号: AD7739BRUZ-REEL7
厂商: Analog Devices Inc
文件页数: 2/32页
文件大小: 0K
描述: IC ADC 24BIT 8CH SIG-DEL 24TSSOP
标准包装: 1,000
位数: 24
采样率(每秒): 15.1k
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 100mW
电压电源: 模拟和数字
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 带卷 (TR)
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个差分,单极;4 个差分,双极
配用: EVAL-AD7739EBZ-ND - BOARD EVAL FOR AD7739
AD7739
Data Sheet
Rev. A | Page 10 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 6. No Missing Codes Performance, Chopping Enabled
Figure 7. No Missing Codes Performance, Chopping Disabled
Figure 8. Typical FFT Plot; Input Sine Wave 183 Hz,1.2 V Peak, AIN Range
±1.25 V, Conversion Time 397 s, Chopping Enabled, MCLK = 6.144 MHz
Figure 9. Typical Effective and Peak-to-Peak Resolution; AIN Voltage = 0 V,
AIN Range ±1.25 V, Chopping Enabled, MCLK = 6.144 MHz
Figure 10. Typical Effective and Peak-to-Peak Resolution; AIN Voltage = 0 V,
AIN Range ±1.25 V, Chopping Disabled, MCLK = 6.144 MHz
Figure 11. Typical Common-Mode Rejection vs. AIN Voltage; AIN Range
±1.25 V, Conversion Time 397 s, Chopping Enabled, MCLK = 6.144 MHz
16
17
18
19
20
21
22
23
24
25
5
6
7
8
9
10
11
12
13
14
15
FILTER WORD
N
O
M
IS
S
IN
G
C
O
D
E
S
03742-0-005
CHOP = 1
16
17
18
19
20
21
22
23
24
25
5
6
7
8
9
10
11
12
13
14
15
FILTER WORD
N
O
M
IS
S
IN
G
C
O
D
E
S
03742-0-006
CHOP = 0
–180
–160
–140
–120
–100
–80
–60
–40
–20
0
200
400
600
800
1000
1200
1400
INPUT FREQUENCY (Hz)
GAIN
(dB)
03742-0-007
THD = 110dB
8
10
12
14
16
18
20
22
24
10
6
8
2
4
0
12
14
16
OUTPUT DATA RATE (kHz)
RESOLUTION
(bits)
03742-0-008
CHOP = 1
p-p
EFFECTIVE (rms)
8
10
12
14
16
18
20
22
24
10
6
8
2
4
0
12
14
16
OUTPUT DATA RATE (kHz)
RESOLUTION
(bits)
03742-0-009
CHOP = 0
p-p
EFFECTIVE (rms)
60
70
80
90
100
110
120
0
–0.5
–1.0
–1.5
0.5
1.0
1.5
AIN DIFFERENTIAL VOLTAGE (V)
CMR
(dB)
03742-0-010
CHOP = 1
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