Datasheet

220 kW
18.15 kW
18.15 kW
BIAS1P
220 kW
3.3 kW
BIAS1N
220 kW
18.15 kW
18.15 kW
BIAS2P
3.3 kW
220 kW
BIAS2N
From
MUX1P
From
MUX2P
From
MUX2N
From
MUX1N
220 kW
18.15 kW
18.15 kW
BIAS3P
220 kW
3.3 kW
BIAS3N
220 kW
18.15 kW
18.15 kW
BIAS4P
3.3 kW
220 kW
BIAS4N
From
MUX3P
From
MUX4P
From
MUX4N
From
MUX3N
220 kW
18.15 kW
18.15 kW
BIAS5P
220 kW
3.3 kW
BIAS5N
220 kW
18.15 kW
18.15 kW
BIAS6P
3.3 kW
220 kW
BIAS6N
From
MUX5P
From
MUX6P
From
MUX6N
(AVDD + AVSS) / 2
BIASOUT
From
MUX5N
220 kW
18.15 kW
18.15 kW
R
(1)
1 MW
EXT
C
(1)
1.5 nF
EXT
BIAS7P
220 kW
3.3 kW
BIAS7N
220 kW
18.15 kW
18.15 kW
BIAS8P
3.3 kW
220 kW
BIAS8N
BIASREF_INT = 1
From
MUX7P
From
MUX8P
From
MUX8N
From
MUX7N
BIAS
Amp
BIASINV
BIASREF
BIASREF_INT = 0
PGA1P
PGA1N
PGA3P
PGA3N
PGA5P
PGA5N
PGA7P
PGA7N
PGA8N
PGA8P
PGA6N
PGA6P
PGA4N
PGA4P
PGA2N
PGA2P
ADS1299
SBAS499A –JULY 2012–REVISED AUGUST 2012 www.ti.com
(1) Typical values.
Figure 52. Bias Channel Selection
54 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated
Product Folder Link(s): ADS1299