DAC121C08XEB/NOPB National Semiconductor, DAC121C08XEB/NOPB Datasheet - Page 5

• Manufacturer Part Number: DAC121C08XEB/NOPB
• Description: BOARD EVAL FOR DAC121C081/5
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of DAC121C08XEB/NOPB

• Number Of Dac's: 1
• Number Of Bits: 12
• Outputs And Type: 1, Single Ended
• Data Interface: Serial
• Settling Time: 6µs
• Dac Type: Voltage
• Voltage Supply Source: Single
• Operating Temperature: -40°C ~ 125°C
• Utilized Ic / Part: DAC121C081/5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: DAC121C08XEB

3.2 Computer Mode
Refer to Figure 1 for locations of test points and
major components. The board comes configured
for “plug-and-play” WaveVision evaluation.
1. Run the WaveVision 4 program, version 4.4 or
2. Connect a USB cable between the WV4 board
3. Make
4. Connect
Figure 3: WV4 to DAC121C08XEB Connection
higher is required to interface to the WV4
board. While the program is loading, continue
below.
and the PC running the WaveVision 4
software.
connections, see Table 1 for more details:
DAC121C08XEB evaluation board to the WV4
serial connector (J7) on the WV4 board.
Refer to Figure 3 for the serial connection and
Figure
Note:
intentionally stuffed on the bottom side of the
board.
• JP9 - pins 1 & 2
• JP7 - pins 2 & 3
• JP6 - pins 1 & 2
• JP8 - pins 1 & 2
• JP10 - pins 1 & 2
J1
4
the
the
for
on
following
the
the
J1
J1
DAC121C08XEB
header
required
header
on
pin
jumper
out.
the
is
5
5. Perform step 7 of section 3.1 to configure the
6. Perform step 8 of section 3.1 to configure the
7. Connect a clean (not switching) +5.0V power
8. Refer to Section 5.0 on Software Operation
loading of the analog output (V
I
source with a 350mA current limit to power
connector J1 on the WV4 board. Turn on the
power supply.
and Settings to setup the WaveVision 4
software.
+3.3V
SDA
(EEPROM)
N/C
N/C
SCL
(DAC)
GND
SDA
(DAC)
2
C slave address of the DAC.
Figure 4: J1 (WV4S) Header
http://www.national.com
13
11
9
7
5
3
1
WV4S
J1
14
12
10
8
6
4
2
OUT
(EEPROM)
).
SCL
GND
+5V