AD9139(Rev0) データシートの表示（PDF） - Analog Devices
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AD9139 Datasheet PDF : 56 Pages
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Data Sheet
Pin No.
24
25
26
27
28
29
30
31
32
33
34
35
36
Mnemonic
D9P
D9N
D8P
D8N
DCIP
DCIN
D7P
D7N
D6P
D6N
D5P
D5N
DVDD18
37
D4P
38
D4N
39
D3P
40
D3N
41
D2P
42
D2N
43
DVDD18
44
D1P
45
D1N
46
D0P
47
D0N
48
DVDD18
49
DVDD18
50
IRQ2
51
IRQ1
52
SDIO
53
SCLK
54
CS
55
AVDD33
56
DNC
57
DNC
58
AVDD33
59
CVDD18
60
CVDD18
61
DACCLKN
62
DACCLKP
63
CVDD18
64
CVDD18
65
AVDD33
66
DACOUTN
67
DACOUTP
68
AVDD33
69
FSADJ
70
VREF
71
CVDD18
AD9139
Description
Data Bit 9, Positive.
Data Bit 9, Negative.
Data Bit 8, Positive.
Data Bit 8, Negative.
Data Clock Input, Positive.
Data Clock Input, Negative.
Data Bit 7, Positive.
Data Bit 7, Negative.
Data Bit 6, Positive.
Data Bit 6, Negative.
Data Bit 5, Positive.
Data Bit 5, Negative.
1.8 V Digital Supply. Pin 36 supplies the power to the digital core, digital data ports, serial port input/output
pins, RESET, IRQ1, and IRQ2.
Data Bit 4, Positive.
Data Bit 4, Negative.
Data Bit 3, Positive.
Data Bit 3, Negative.
Data Bit 2, Positive.
Data Bit 2, Negative.
1.8 V Digital Supply. Pin 43 supplies the power to the digital core, digital data ports, serial port input/output
pins, RESET, IRQ1, and IRQ2.
Data Bit 1, Positive.
Data Bit 1, Negative.
Data Bit 0, Positive.
Data Bit 0, Negative.
1.8 V Digital Supply. Pin 48 supplies the power to the digital core, digital data ports, serial port input/output
pins, RESET, IRQ1, and IRQ2.
1.8 V Digital Supply. Pin 49 supplies the power to the digital core, digital data ports, serial port input/output
pins, RESET, IRQ1, and IRQ2.
Second Interrupt Request. Open-drain, active low output. Connect an external pull-up to DVDD18 through a
10 kΩ resistor.
First Interrupt Request. Open-drain, active low output. Connect an external pull-up to DVDD18 through a
10 kΩ resistor.
Serial Port Data Input/Output. CMOS levels with respect to DVDD18.
Serial Port Clock Input. CMOS levels with respect to DVDD18.
Serial Port Chip Select. Active low (CMOS levels with respect to DVDD18).
3.3 V Analog Supply.
Do No Connect. Leave this pin floating.
Do No Connect. Leave this pin floating.
3.3 V Analog Supply.
1.8 V Clock Supply. CVDD18 supplies the power to the clock receivers and clock distribution.
1.8 V Clock Supply. CVDD18 supplies the power to the clock receivers and clock distribution.
DAC Clock Input, Negative.
DAC Clock Input, Positive.
1.8 V Clock Supply. CVDD18 supplies the power to the clock receivers and clock distribution.
1.8 V Clock Supply. CVDD18 supplies the power to the clock receivers and clock distribution.
3.3 V Analog Supply.
DAC Current Output, Negative.
DAC Current Output, Positive.
3.3 V Analog Supply.
Full-Scale Current Output Adjust. Place a 10 kΩ resistor from this pin to AVSS.
Voltage Reference. Nominally 1.2 V output. Decouple VREF to AVSS.
1.8 V Clock Supply. Pin 71 supplies power to the clock receivers, clock multiplier, and clock distribution.
Rev. 0 | Page 9 of 56
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