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dc1974f
DEMO MANUAL DC1974
This menu allows any of the options available for the
LTC2124 to be programmed serially. The LTC2124 family
has the following options:
Sleep Mode
– Selects between normal operation and
sleep mode.
n
Off (Default) – Entire ADC is powered and active.
n
On – The entire ADC is powered down.
Nap Mode
– Selects between normal operation and
nap mode.
n
Off (Default) – Entire ADC is powered and active.
n
On – The entire ADC is put into nap mode.
Channel B Power Down
– Selects between normal opera-
tion and powering down channel B.
n
Off (Default) – Normal operation.
n
On – Channel B is powered down.
Channel A Power Down
– Selects between normal opera-
tion and powering down channel B.
n
Off (Default) – Normal operation.
n
On – Channel A is powered down.
2x Clock
– Selects between a sample rate equal to the
device clock, or device clock twice the sample rate.
n
Off (Default) – DEV
CLK
is equal to the sample rate.
n
On – DEV
CLK
is twice the sample rate.
Overflow
– Enables or disables the overflow bit in the
output data.
n
Disabled (Default) – Over flow bit is disabled.
n
Enabled – Overflow bit is enabled.
Duty Cycle Stabilizer
– Enables or disables Duty Cycle
Stabilizer.
n
Stabilizer off (Default) – Duty Cycle Stabilizer Disabled.
n
Stabilizer on – Duty Cycle Stabilizer Enabled.
Device ID
– Sets the device ID defined in JESD204B 8.3.
Default is 00000000, but can be set to whatever the user
chooses.
Bank ID
– Sets the bank ID defined in JESD204B 8.3. De-
fault is 0000, but can be set to whatever the user chooses.
Frames per MultiFrame
– Selects number of frames in
each multiframe as defined in JESD204B 5.3.3.5. The user
selects the number of desired frames per multiframe and
PScope configures the ADC accordingly. Valid values for
number of frames per multiframe are 9 to 32.
Figure 4: Demo Bd Configuration Options
SOFTWARE
