aduc7062 Analog Devices, Inc., aduc7062 Datasheet - Page 12

• Manufacturer Part Number: aduc7062
• Description: Low-power, Precision Analog Microcontroller, Dual ?-? Adcs, Flash/ee, Arm7tdmi
• Manufacturer: Analog Devices, Inc.

ADuC7060/ADuC7061/ADuC7062
Table 4. Pin Function Descriptions ADuC7061/ADuC7062 32-Lead LFCSP
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Mnemonic
RESET
TMS
P1.0/IRQ1/SIN/T0
P1.1/SOUT
DAC0
ADC5/EXT_REF2IN−
ADC4/EXT_REF2IN+
ADC3
ADC2
IEXC1
IEXC0
GND_SW
ADC1
ADC0
AGND
AVDD
VREF+
VREF−
P0.0/SS/ADC6
P0.1/SCLK/SDA/ADC7
Type
I
I
I/O
I/O
O
I
I
I
I
O
O
I
I
I
S
S
I
I
I/O
I/O
ADC5/EXT_REF2IN−
ADC4/EXT_REF2IN+
NOTES
1. NC = NO CONNECT.
2. THE LFCSP_VQ HAS AN EXPOSED PADDLE THAT MUST BE CONNECTED
TO GND.
P1.0/IRQ1/SIN/T0
1
P1.1/SOUT
Description
Reset Pin. Active Low, input pin. An external 1 kΩ pull-up resistor is recommended with this pin.
JTAG Test Mode Select. Input pin used for debug and download.
Multifunction Input/Output Pin:
Multifunction Input/Output Pin:
DAC Output. Analog output pin.
Multifunction Analog Input Pin:
Multifunction Analog Input Pin:
Single-Ended or Differential Analog Input 3. Analog input for auxiliary ADC.
Single-Ended or Differential Analog Input 2. Analog input for auxiliary ADC.
Programmable Current Source. Analog output pin.
Programmable Current Source. Analog output pin.
Switch to Internal Analog Ground Reference. When this input pin is not used, connect it directly
to the AGND system ground.
Positive Differential Input for Primary ADC. Analog input pin.
Negative Differential Input for Primary ADC. Analog input pin.
Analog Ground.
Analog Supply Pin.
External Reference Positive Input for the Primary Channel. Analog input pin.
External Reference Negative Input for the Primary Channel. Analog input pin.
Multifunction Input/Output Pin. General-Purpose Input and General-Purpose Output P0.0/ SPI
Slave Select (active low)/Input to Auxiliary ADC6.
Multifunction Input/Output Pin. General-Purpose Input and General-Purpose Output P0.1/SPI
clock/ I
RESET
Single-Ended or Differential Analog Input 5. Analog input for auxiliary ADC.
External Reference Negative Input for the Auxiliary Channel.
Single-ended or Differential Analog Input 4. Analog input for auxiliary ADC.
External Reference Positive Input for the Auxiliary Channel.
General-Purpose Input and General-Purpose Output P1.0.
External interrupt Request 1.
Serial Input.
Timer 0 Input.
General-Purpose Input and General-Purpose Output P1.1.
Serial Output.
DAC0
ADC3
TMS
2
Figure 3. 32-Lead LFCSP Pin Configuration
C clock/ Input to Auxiliary ADC7.
1
2
3
4
5
6
7
8
ADuC7061/
ADuC7062
(Not to Scale)
Rev. PrA | Page 12 of 100
PIN 1
INDICATOR
TOP VIEW
24 XTAL2
23 XTAL1
22 P0.3/MOSI/SDA/ADC9
21 P0.2/MISO/ADC8
20 P0.1/SCLK/SCL/ADC7
19 P0.0/SS/ADC6
18 VREF–
17 VREF+
Preliminary Technical Data