CS5516-AP Cirrus Logic Inc, CS5516-AP Datasheet - Page 13

• Manufacturer Part Number: CS5516-AP
• Description: A/D Converter (A-D) IC
• Manufacturer: Cirrus Logic Inc

Specifications of CS5516-AP

• Sample Rate: 60SPS
• Input Channels Per Adc: 1
• Mounting Type: Through Hole
• No. Of Channels: 2
• Power Rating: 37.5mW
• Supply Voltage Min: 4.5V
• Peak Reflow Compatible (260 C): No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Configuration Register
Notes: 1.Reset State
DS74F1
DS74F2
Register
Reset (R)
Register
Reset (R)
DAC3
DAC2-0
EXC
F1-F0
D16
G1-G0
U/B
D12
A/S
EC
D9
D8
CC3-CC0
D3
D2
D1
RF
BIT
2.A write to these bits does not change the register bit values. These bits are just a mirror of the DAC register contents.
DAC Sign Bit
DAC Bits
Excitation: Internal
D16
Select Unipolar/Bipo-
lar Mode
D12
Awake/Sleep
Execute Calibration
D9
D8
Calibration Control Bits
D3
D2
D2
Reset Filter
Select Frequency
Select PGA Gain
DAC3
A/S
D23
D11
0
0
NAME
External
DAC2
D22
D10
EC
0
0
DAC1
D21
D9
D9
0
0
Table 2. Configuration Register
0000
1000
0100
0010
0001
DAC0
000
001
010
011
100
101
110
111
00
01
10
11
10
01
11
00
0
1
0
1
0
0
1
0
0
1
0
1
0
0
0
0
0
0
1
D20
D8
D8
VALUE
0
0
EXC
CC3
D19
D7
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
0
0
1
CC2
D18
Add Offset
Subtract Offset
25% Offset
50% Offset
75% Offset
100% Offset
125% Offset
150% Offset
175% Offset
BX1 and BX2 outputs are determined by bits F1 and F0
BX1 is an input which determines the phase of the
Excitation on BX1 & BX2 is dc. BX1=0 V, BX2=+5 V
Excitation Frequency on BX1 & BX2 is XIN/8192 Hz
Excitation Frequency on BX1 & BX2 is XIN/16384 Hz
Excitation Frequency on BX1 & BX2 is XIN/4096 Hz
Must always be logic 0
Gain = 1 (X25)
Gain = 2 (X25)
Gain = 4 (X25)
Gain = 8 (X25)
Bipolar Measurement Mode
Unipolar Measurement Mode
Must always be logic 0
Awake Mode
Sleep Mode
Calibration not active
Perform calibration selected by CC3-CC0 bits. EC bit
Must always be logic 0
Must always be logic 0
No calibration to be performed
Calibrate non-ratiometric offset, VREF
Calibrate non-ratiometric offset, AIN
Calibrate ratiometric offset, AIN
Calibrate gain, AIN
Must always be logic 0
Must always be logic 0
Must always be logic 0
Normal operation
Reset Filter
F1
D6
0
0
demodulation clock and the BX2 output
must be written back to "0" after calibration is completed
CC1
D17
F0
D5
0
0
CC0
D16
D16
D4
0
0
FUNCTION
D15
G1
D3
D3
0
0
This bit is read only
These bits are read only
CS5516, CS5520
D14
G0
D2
D2
0
0
U/B
D13
D1
D1
0
0
2
2
D12
D12
RF
D0
0
0
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