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PCF8591 数据表(PDF) 4 Page - NXP Semiconductors

部件名 PCF8591
功能描述  8-bit A/D and D/A converter
PDF  28 Pages
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制造商  PHILIPS [NXP Semiconductors]
网页  http://www.nxp.com
标志 PHILIPS - NXP Semiconductors

PCF8591 数据表(HTML) 4 Page - NXP Semiconductors

  PCF8591 Datasheet HTML 1Page - NXP Semiconductors PCF8591 Datasheet HTML 2Page - NXP Semiconductors PCF8591 Datasheet HTML 3Page - NXP Semiconductors PCF8591 Datasheet HTML 4Page - NXP Semiconductors PCF8591 Datasheet HTML 5Page - NXP Semiconductors PCF8591 Datasheet HTML 6Page - NXP Semiconductors PCF8591 Datasheet HTML 7Page - NXP Semiconductors PCF8591 Datasheet HTML 8Page - NXP Semiconductors PCF8591 Datasheet HTML 9Page - NXP Semiconductors Next Button
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2003 Jan 27
4
Philips Semiconductors
Product specification
8-bit A/D and D/A converter
PCF8591
5
BLOCK DIAGRAM
handbook, full pagewidth
MBL821
I2C BUS
INTERFACE
ANALOGUE
MULTIPLEXER
POWER ON
RESET
OSCILLATOR
SAMPLE
AND
HOLD
SAMPLE
AND
HOLD
CONTROL
LOGIC
DAC DATA
REGISTER
SUCCESSIVE
APPROXIMATION
REGISTER/LOGIC
DAC
STATUS
REGISTER
PCF8591
ADC DATA
REGISTER
SCL
SDA
A0
A1
A2
EXT
AIN0
AIN1
AIN2
AIN3
AOUT
VREF
AGND
OSC
VSS
VDD
COMPARATOR
Fig.1 Block diagram.
6
PINNING
SYMBOL
PIN
DESCRIPTION
AINO
1
analog inputs (A/D converter)
AIN1
2
AIN2
3
AIN3
4
A0
5
hardware address
A1
6
A2
7
VSS
8
negative supply voltage
SDA
9
I2C-bus data input/output
SCL
10
I2C-bus clock input
OSC
11
oscillator input/output
EXT
12
external/internal switch for
oscillator input
AGND
13
analog ground
VREF
14
voltage reference input
AOUT
15
analog output (D/A converter)
VDD
16
positive supply voltage
handbook, halfpage
PCF8591P
MBL822
1
2
3
4
5
6
7
8
AIN0
AIN1
AIN2
AIN3
A0
A1
A2
VSS
VDD
AOUT
VREF
AGND
EXT
OSC
SCL
SDA
16
15
14
13
12
11
10
9
Fig.2 Pinning diagram (DIP16).



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