AMC1305L25-Q1 Datasheet, PDF (3/38 Pages) Texas Instruments – High-Precision, Reinforced Isolated Delta-Sigma Modulators

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5 Device Comparison Table
PART NUMBER
AMC1305L25-Q1
AMC1305M05-Q1
AMC1305M25-Q1
INPUT VOLTAGE
RANGE
±250 mV
±50 mV
±250 mV
AMC1305L25-Q1, AMC1305M05-Q1, AMC1305M25-Q1
SBAS797 – FEBRUARY 2017
DIFFERENTIAL INPUT
RESISTANCE
25 kΩ
5 kΩ
25 kΩ
SNR (sinc³ Filter,
78 kSPS)
82 dB
76 dB
82 dB
OUTPUT INTERFACE
LVDS
CMOS
CMOS
6 Pin Configurations and Functions
DW Package
16-Pin SOIC
Top View
DW Package
16-Pin SOIC
Top View
NC 1
AINP 2
AINN 3
AGND 4
NC 5
NC 6
AVDD 7
AGND 8
16 DGND
15 NC
14 DVDD
13 CLKIN
12 CLKIN_N
11 DOUT
10 DOUT_N
9 DGND
NC 1
AINP 2
AINN 3
AGND 4
NC 5
NC 6
AVDD 7
AGND 8
16 DGND
15 NC
14 DVDD
13 CLKIN
12 NC
11 DOUT
10 NC
9 DGND
LVDS Versions (AMC1305L25-Q1)
CMOS Versions (AMC1305Mx-Q1)
PIN
NAME
NO.
4
AGND
8
AINN
3
AINP
2
AVDD
7
CLKIN
CLKIN_N
DGND
DOUT
DOUT_N
DVDD
NC
13
12
9, 16
11
10
14
1
5
6, 10, 12
15
Pin Functions
I/O
DESCRIPTION
—
This pin is internally connected to pin 8 and can be left unconnected or tied to high-side
ground
—
High-side ground reference
I
Inverting analog input
I
Noninverting analog input
—
High-side power supply, 4.5 V to 5.5 V.
See the Power-Supply Recommendations section for decoupling recommendations.
I
Modulator clock input, 5 MHz to 20.1 MHz
I
AMC1305L25-Q1 only: inverted modulator clock input
—
Controller-side ground reference
O
Modulator data output
O
AMC1305L25-Q1 only: inverted modulator data output
—
Controller-side power supply, 3.0 to 5.5 V
—
This pin can be connected to AVDD or can be left unconnected
—
This pin can be left unconnected or tied to AGND only
—
These pins have no internal connection (pins 10 and 12 on the AMC1305Mx-Q1 only).
—
This pin can be left unconnected or tied to DVDD only
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