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ADUCM320BBCZ Arkusz danych(PDF) 26 Page - Analog Devices

Numer części ADUCM320BBCZ
Szczegółowy opis  Precision Analog Microcontroller, 14-Bit Analog Input/Output with MDIO Interface, ARM Cortex-M3
PDF  31 Pages
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Producent  AD [Analog Devices]
Strona internetowa  http://www.analog.com
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ADUCM320BBCZ Arkusz danych(HTML) 26 Page - Analog Devices

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Data Sheet
ADuCM320
Rev. C | Page 25 of 30
Pin
No.
Mnemonic
Type1
Description
J11
AIN11/BUF_VREF2V5
AI/AO
Analog Input 11 (AIN11).
Buffered 2.5 V Bias (BUF_VREF2V5). The maximum load = 1.2 mA. Connect
BUF_VREF2V5 to AGNDx via a 100 nF capacitor.
H10
AIN12/P4.4
AI/I/O
Analog Input 12 (AIN12).
Digital I/O Port 4.4 (P4.4).
G10
AIN13/P4.5
AI/I/O
Analog Input 13 (AIN13).
Digital I/O Port 4.5 (P4.5).
H9
AIN14/P4.6
AI/I/O
Analog Input 14 (AIN14).
Digital I/O Port 4.6 (P4.6).
G9
AIN15/P4.7
AI/I/O
Analog Input 15 (AIN15).
Digital I/O Port 4.7 (P4.7).
L5
VDAC0/P5.3
AO/I/O
Voltage DAC0 Output (VDAC0).
Digital I/O Port 5.3 (P5.3).
K5
VDAC1
AO
Voltage DAC1 Output.
L4
VDAC2/P3.7/PLAO[29]
AO/I/O
Voltage DAC2 Output (VDAC2).
Digital I/O Port 3.7 (P3.7).
Output of PLA Element 29 (PLAO[29]).
K4
VDAC3/P5.0
AO/I/O
Voltage DAC3 Output (VDAC3).
Digital I/O Port 5.0 (P5.0).
J4
VDAC4
AO
Voltage DAC4 Output (VDAC4).
L3
VDAC5
AO
Voltage DAC5 Output (VDAC5).
K3
VDAC6/P5.1
AO/I/O
Voltage DAC6 Output (VDAC6).
Digital I/O Port 5.1 (P5.1).
J3
VDAC7/P5.2
AO/I/O
Voltage DAC7 Output (VDAC7).
Digital I/O Port 5.2 (P5.2).
A2
IDAC0
AO
IDAC0. 0 mA to 150 mA full-scale output.
A3
PVDD0
S
Power for IDAC0.
B4
CDAMP0
AI
Damping Capacitor 0. Connect damping capacitor from this pin to PVDD0.
A10
IDAC1
AO
IDAC1. 0 mA to 150 mA full-scale output.
A9
PVDD1
S
Power for IDAC1.
B8
CDAMP1
AI
Damping Capacitor 1. Connect damping capacitor from this pin to PVDD1.
A5
IDAC2
AO
IDAC2. 0 mA to 150 mA full-scale output.
A4
PVDD2
S
Power for IDAC2.
B5
CDAMP2
AI
Damping Capacitor 2. Connect damping capacitor from this pin to PVDD2.
A7
IDAC3
AO
IDA3C. 0 mA to 150 mA full-scale output.
A8
PVDD3
S
Power for IDAC3.
B7
CDAMP3
AI
Damping Capacitor 3. Connect damping capacitor from this pin to PVDD3.
B6
PGND
S
Power Supply Ground for IDACs.
A6
PGND
S
Power Supply Ground for IDACs.
A1
IDAC_TST
AI/AO
Pin for IDAC Test Purposes. Leave IDAC_TST unconnected.
L2
DVDD_1V8
AO
1.8 V Digital Supply. A 470 nF capacitor to DGND1 must be connected to this pin
to stabilize the internal 1.8 V regulator that supplies flash memory and the ARM
Cortex-M3 processor.
K2
DVDD_2V5
AO
2.5 V Digital Supply. A 470 nF capacitor to IOGND3 must be connected to this
pin to stabilize the internal 2.5 V regulator that supplies the analog digital
control.
F9
AVDD_REG0
AO
Analog Regulator 0 Supply. A 470 nF capacitor to AGND4 must be connected to
this pin to stabilize the internal 2.5 V regulator that supplies the ADC.
F10
AVDD_REG1
AO
Analog Regulator 1 Supply. Output of 2.5 V on-chip LDO regulator. A 470 nF
capacitor to AGND4 must be connected to this pin. This regulator supplies the
IDACs.
L1
DGND1
S
Digital Ground 1 for DVDD_1V8.
D10
DGND2
S
Digital Ground 2. Connect to DGND1.
B1
IOVDD1
S
3.3 V GPIO Supply.



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