cs5371 Cirrus Logic, Inc., cs5371 Datasheet - Page 18

• Manufacturer Part Number: cs5371
• Description: Low-power, High-performance ?? Modulators
• Manufacturer: Cirrus Logic, Inc.

11. PIN DESCRIPTION - CS5372
Power Supplies
VA+
VA-
VD
DGND
Analog Inputs
INR1+, INR2+
INR1-, INR2-
INF1+, INF2+
18
Negative Voltage Reference Input
Positive Voltage Reference Input
Ch. 1 Rough Non-Inverting Input
Ch. 2 Rough Non-Inverting Input
_
_
Negative Analog Power Supply
_
Ch. 1 Fine Non-Inverting Input
Ch. 2 Fine Non-Inverting Input
Positive Analog Power Supply
Positive Digital Power Supply, pin 18
Negative Analog Power Supply, pin 7
Positive Analog Power Supply, pin 8
Positive supply voltage.
Negative supply voltage.
Positive supply voltage.
Rough non-inverting analog inputs. The rough inputs settle non-linear currents to improve
linearity on the fine inputs and reduce harmonic distortion.
Rough inverting analog inputs. The rough inputs settle non-linear currents to improve linearity
on the fine inputs and reduce harmonic distortion.
Fine non-inverting analog inputs.
_
Ch. 1 Rough Inverting Input
Ch. 2 Rough Inverting Input
Digital Ground, pin 17
Ch. 1 Fine Inverting Input
Ch. 2 Fine Inverting Input
_
_
_
Channel 1 & 2 Rough Inverting Inputs, pin 4, 9
Channel 1 & 2 Fine Non-Inverting Input, pin 2, 11
Channel 1 & 2 Rough Non-Inverting Inputs, pin 1, 12
VREF+
VREF-
INR1+
INR2+
INF1+
INF2+
INR1-
INR2-
INF1-
INF2-
VA+
VA-
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
PWDN1
LPWR
MFLAG1
MDATA1
MSYNC
MCLK
VD
DGND
MDATA2
MFLAG2
OFST
PWDN2
Ch. 1 Power-down Enable
Low Power Mode Select
Ch. 1 Modulator Flag Output
Ch. 1 Modulator Data Output
Modulator Sync Input
Modulator Clock Input
Positive Digital Power Supply
Digital Ground
Ch. 2 Modulator Data Output
Ch. 2 Modulator Flag Output
Offset Mode Select
Ch. 2 Power-down Enable
CS5371 CS5372
DS255F3