参数资料
型号: AD7732BRUZ-REEL
厂商: Analog Devices Inc
文件页数: 32/32页
文件大小: 0K
描述: IC ADC 24BIT 2CH SIG-DEL 28TSSOP
标准包装: 2,500
位数: 24
采样率(每秒): 15.4k
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: 28-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-TSSOP
包装: 带卷 (TR)
输入数目和类型: 2 个差分,单极;2 个差分,双极
配用: EVAL-AD7732EBZ-ND - BOARD EVAL FOR AD7732
AD7732
Rev. A | Page 9 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
AIN DIFFERENTIAL VOLTAGE – V
INL
ppm
0
10
20
30
40
50
60
–20
–15
–10
–50
510
15
20
MCLK = 6.144MHz
VCM = 0V
FILTER WORD
NO
MIS
S
ING
CODE
S
16
17
18
19
20
21
22
23
24
25
1
2
34
56
7
8
9
10
CHOP = 1
Figure 8. Typical INL vs. AIN Differential Voltage, AIN Common-Mode
Voltage = 0 V, MCLK = 6.144 MHz, BIAS(+) = BIAS(–) = 2.5 V
Figure 5. No Missing Codes Performance, Chopping Enabled
AIN COMMON-MODE VOLTAGE – V
INL
ppm
0
10
20
30
40
50
60
–15
–10
–5
0
5
10
15
MCLK = 6.144MHz
FILTER WORD
NO
MIS
S
ING
CODE
S
16
17
18
19
20
21
22
23
24
25
1
2
34
56
7
8
9
10
CHOP = 0
Figure 9. Typical INL vs. AIN Common-Mode Voltage, ±10 V Differential
Signal, MCLK = 6.144 MHz, BIAS(+) = BIAS(–) = 2.5 V
Figure 6. No Missing Codes Performance, Chopping Disabled
MCLK FREQUENCY – MHz
INL
ppm
0
5
10
15
0123
4567
VCM = 0V
MCLK FREQUENCY – MHz
AV
DD
+
DV
DD
CURRE
NT
mA
0
5
10
15
20
0123
4567
Figure 7. Typical INL vs. MCLK Frequency, ±10 V Differential Signal, AIN
Common-Mode Voltage = 0 V, BIAS(+) = BIAS(–) = 2.5 V
Figure 10. Typical Supply Current vs. MCLK Frequency,
Normal Operation, Converting
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