Datasheet

220kW
50kW
50kW
RLD1P
220kW
20kW
RLD1N
220kW
50kW
50kW
RLD2P
20kW
220kW
RLD2N
From
MUX1P
From
MUX2P
From
MUX2N
From
MUX1N
220kW
50kW
50kW
RLD3P
220kW
20kW
RLD3N
220kW
50kW
50kW
RLD4P
20kW
220kW
RLD4N
From
MUX3P
From
MUX4P
From
MUX4N
From
MUX3N
220kW
50kW
50kW
RLD5P
220kW
20kW
RLD5N
220kW
50kW
50kW
RLD6P
20kW
220kW
RLD6N
From
MUX5P
From
MUX6P
From
MUX6N
(AVDD+AVSS)/2
RLDOUT
From
MUX5N
220kW
50kW
50kW
R
(1)
EXT
1MW
C
(1)
EXT
1.5nF
RLD7P
220kW
20kW
RLD7N
220kW
50kW
50kW
RLD8P
20kW
220kW
RLD8N
RLDREF_INT
From
MUX7P
From
MUX8P
From
MUX8N
From
MUX7N
RLD
Amp
RLDINV
RLDREF
RLDREF_INT
PGA1P
PGA1N
PGA3P
PGA3N
PGA5P
PGA5N
PGA7P
PGA7N
PGA8N
PGA8P
PGA6N
PGA6P
PGA4N
PGA4P
PGA2N
PGA2P
ADS1294, ADS1294R
ADS1296, ADS1296R
ADS1298, ADS1298R
SBAS459I –JANUARY 2010–REVISED JANUARY 2012 www.ti.com
(1) Typical values.
(2) When CONFIG3.RLDREF_INT = 0, the RLDREF_INT switch is closed and the RLDREF_INT switch is open. When
CONFIG3.RLDREF_INT = 1, the RLDREF_INT switch is open and the RLDREF_INT switch is closed.
Figure 61. RLD Channel Selection
(2)
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Product Folder Link(s): ADS1294 ADS1294R ADS1296 ADS1296R ADS1298 ADS1298R