
|
|
• 16-bit resolution with no missing codes
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• 4-channel (AD7682)/8-channel (AD7689) multiplexer with choice
of inputs
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• Unipolar single-ended
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• Differential (GND sense)
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• Pseudobipolar
|
• Throughput: 250 kSPS |
• INL: ±0.4 LSB typical, ±1.5 LSB maximum (±23 ppm or FSR) |
• Dynamic range: 93.8 dB |
• SINAD: 92.5 dB at 20 kHz |
• THD: −100 dB at 20 kHz |
• Analog input range: 0 V to VREF with VREF up to VDD
|
• Multiple reference types
► Internal selectable 2.5 V or 4.096 V
► External buffered (up to 4.096 V)
► External (up to VDD)
|
• Internal temperature sensor (TEMP)
|
• Channel sequencer, selectable 1-pole filter, busy indicator |
• No pipeline delay, SAR architecture
|
• Single-supply 2.3 V to 5.5 V operation with 1.8 V to 5.5 V logic
interface |
• Serial interface compatible with SPI, MICROWIRE, QSPI, and
DSP
|
|
CATALOG |
AD7689BCPZRL7 COUNTRY OF ORIGIN
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AD7689BCPZRL7 PARAMETRIC INFO
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AD7689BCPZRL7 PACKAGE INFO
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AD7689BCPZRL7 MANUFACTURING INFO
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AD7689BCPZRL7 PACKAGING INFO
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AD7689BCPZRL7 ECAD MODELS
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AD7689BCPZRL7 FUNCTIONAL BLOCK DIAGRAM |
AD7689BCPZRL7 APPLICATIONS
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COUNTRY OF ORIGIN
|
China |
Korea (Republic of) |
Philippines |
|
PARAMETRIC INFO
|
Converter Type |
General Purpose |
Input Type |
Voltage |
Architecture |
SAR |
Resolution |
16bit |
Number of ADCs |
1 |
Sampling Rate |
250ksps |
Digital Interface Type |
Serial (4-Wire, SPI, QSPI, Microwire) |
Voltage Reference |
Internal|External |
Input Signal Type |
Single-Ended|Pseudo-Differential|Differential |
Polarity of Input Voltage |
Unipolar|Bipolar |
Minimum Operating Temperature (°C) |
-40 |
Maximum Operating Temperature (°C) |
85 |
Integral Nonlinearity Error |
±2LSB |
Signal to Noise Ratio |
93.8dB(Typ) |
Sample and Hold |
Yes |
Number of Input Channels |
8|8/4|4/2 |
Single-Ended Input |
Yes |
Differential Input |
Yes |
Input Voltage |
2.5V/4.096V|±1.25V/±2.048V |
No Missing Codes (bit) |
16 |
Full Scale Error |
±8LSB |
Differential Nonlinearity |
-1/1.5LSB |
Voltage Supply Source |
Single |
Minimum Single Supply Voltage (V) |
2.3 |
Typical Single Supply Voltage (V) |
2.5|3.3|5 |
Maximum Single Supply Voltage (V) |
5.5 |
Digital Supply Support |
No |
Typical Power Dissipation (mW) |
15.5 |
Maximum Power Dissipation (mW) |
21 |
|
|
PACKAGE INFO
|
Supplier Package |
LFCSP EP |
Basic Package Type |
Non-Lead-Frame SMT |
Pin Count |
20 |
Lead Shape |
No Lead |
PCB |
20 |
Tab |
N/R |
Pin Pitch (mm) |
0.5 |
Package Length (mm) |
4 |
Package Width (mm) |
4 |
Package Height (mm) |
0.73 |
Package Diameter (mm) |
N/R |
Package Overall Length (mm) |
4 |
Package Overall Width (mm) |
4 |
Package Overall Height (mm) |
0.75 |
Seated Plane Height (mm) |
0.75 |
Mounting |
Surface Mount |
Package Weight (g) |
N/A |
Package Material |
Plastic |
Package Description |
Lead Frame Chip Scale Package, Exposed Pad |
Package Family Name |
CSP |
Jedec |
MO-220-WGGD |
|
|
MANUFACTURING INFO
|
MSL |
3 |
Maximum Reflow Temperature (°C) |
260 |
Reflow Solder Time (Sec) |
30 |
Number of Reflow Cycle |
3 |
Standard |
J-STD-020D |
Maximum Wave Temperature (°C) |
N/R |
Wave Solder Time (Sec) |
N/R |
Lead Finish(Plating) |
Matte Sn annealed |
Under Plating Material |
Ag |
Terminal Base Material |
Cu Alloy |
Number of Wave Cycles |
N/R |
|
|
PACKAGING INFO
|
Packaging Suffix |
RL7 |
Packaging |
Tape and Reel |
Quantity Of Packaging |
1500 |
Reel Diameter (in) |
7 |
Packaging Document |
Link to Datasheet |
|
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ECAD MODELS
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FUNCTIONAL BLOCK DIAGRAM
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APPLICATIONS
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• Multichannel system monitoring
|
• Battery-powered equipment
|
• Medical instruments: ECG/EKG
|
• Mobile communications: GPS
|
• Power line monitoring
|
• Data acquisition |
• Seismic data acquisition systems |
• Instrumentation |
• Process control
|
|