參數資料
型號: UPD703204
廠商: NEC Corp.
英文描述: 32-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 32位單晶片微控制器
文件頁數: 48/98頁
文件大?。?/td> 797K
代理商: UPD703204
Preliminary Product Information U15436EJ1V0PM
48
μ
PD703201, 703201Y, 703204, 703204Y, 70F3201, 70F3201Y, 70F3204, 70F3204Y
14. D/A CONVERTER
The D/A converter has the following features.
{
8-bit resolution
×
2 channels (DAC0, DAC1)
{
R string method
{
Conversion time: 20
μ
s max. (AV
REF1
= 2.2 to 2.7 V)
{
Analog output voltage: AV
REF1
×
m/256 (m = 0 to 255; Value set in the DACSn register)
{
Operation mode: Normal mode/real-time output mode
Remark
n = 0, 1
The following figure shows the configuration of the D/A converter.
DACS0
R string resistor
R string resistor
DACS1
ANO0
ANO1
DACE0
DACE1
DACS0 write
DAMD0
INTTM2
DACS1 write
DAMD1
INTTM3
AV
REF1
AV
SS
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