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AD6684 Datasheet(PDF) 83 Page - Analog Devices

Part # AD6684
Description  135 MHz Quad IF Receiver
PDF  107 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD6684 Datasheet(HTML) 83 Page - Analog Devices

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Data Sheet
AD6684
Rev. 0 | Page 83 of 107
Address
Name
Bits
Bit Name
Settings
Description
Reset
Access
0x0003
Pair map
chip type
[7:0]
CHIP_TYPE
Chip type.
0x3
R
0x3
High speed ADC.
0x0004
Pair map
chip ID LSB
[7:0]
CHIP_ID
Chip ID.
0xDC
R
0x0006
Pair map
chip grade
[7:4]
CHIP_SPEED_GRADE
Chip speed grade.
0x0
R
0101
500 MHz.
[3:0]
Reserved
Reserved.
0x0
R
0x0008
Pair map
device index
[7:2]
Reserved
Reserved.
0x0
R
1
Channel B/Channel D
0x1
R/W
0
ADC Core B/ADC Core D does not receive
the next SPI command.
1
ADC Core B/ADC Core D receives the next
SPI command.
0
Channel A/Channel C
0x1
R/W
0
ADC Core A/ADC Core C does not receive
the next SPI command.
1
ADC Core A/ADC Core C receives the next
SPI command.
0x0009
Global map
pair index
[7:2]
Reserved
Reserved.
0x0
R
1
Pair C/D
0x1
R/W
0
ADC Pair C/D does not receive the next read/
write command from the SPI interface.
1
ADC Pair C/D does not receive the next read/
write command from the SPI interface.
0
Pair A/B
0x1
R/W
0
ADC Pair A/B does not receive the next read/
write command from the SPI interface.
1
ADC Pair A/B receives the next read/write
command from the SPI interface.
0x000A
Pair map
scratch pad
[7:0]
Scratch pad
Chip scratch pad register. This register
provides a consistent memory location for
software debug.
0x07
R/W
0x000B
Pair map SPI
revision
[7:0]
SPI_REVISION
SPI revision register (0x01 = Revision 1.0).
0x1
R
00000001
Revision 1.0.
0x000C
Pair map
vendor ID
LSB
[7:0]
CHIP_VENDOR_ID[7:0]
Vendor ID.
0x56
R
0x000D
Pair map
vendor ID
MSB
[7:0]
CHIP_VENDOR_ID[15:8]
Vendor ID.
0x4
R
0x003F
Channel
map chip
power-
down pin
7
PDWN/STBY disable
This bit is used in conjunction with
Register 0x0040.
0x0
R/W
0
Power-down pin (PDWN/STBY) enabled;
global pin control selection enabled
(default).
1
Power-down pin (PDWN/STBY) disabled/
ignored; global pin control selection
ignored.
[6:0]
Reserved
Reserved.
0x0
R



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