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MP1231A Datasheet(PDF) 2 Page - Exar Corporation

Part # MP1231A
Description  CMOS Microprocessor Compatible Double-Buffered 12-Bit Digital-to-Analog Converter
PDF  12 Pages
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Manufacturer  EXAR [Exar Corporation]
Direct Link  http://www.exar.com
Logo EXAR - Exar Corporation

MP1231A Datasheet(HTML) 2 Page - Exar Corporation

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MP1230A/31A/32A
2
Rev. 2.00
ORDERING INFORMATION
Package
Type
Temperature
Range
Part No.
Plastic Dip
Plastic Dip
Plastic Dip
–40 to +85
°C
–40 to +85
°C
–40 to +85
°C
+1/2
+3/4
+1+1
+2+2
+0.4
+0.4
+0.4
MP1230ABN
MP1231ABN
MP1232ABN
SOIC
MP1230ABS
–40 to +85
°C
SOIC
MP1231ABS
–40 to +85
°C
SOIC
MP1232ABS
–40 to +85
°C
+1/2
+3/4
+0.4
+1+1+0.4
+2+2+0.4
INL
(LSB)
DNL
(LSB)
Gain Error
(% FSR)
PIN CONFIGURATIONS
20 Pin PDIP (0.300”)
N20
AGND
DGND
DB7
DB6
DB5
DB4
20
1
11
10
2
3
4
5
6
7
15
14
13
12
17
16
8
9
19
18
20 Pin SOIC (Jedec, 0.300”)
S20
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VDD
IOUT2
IOUT1
RFB
VREF
DB8 (DB0, LSB)
DB9 (DB1)
DB10 (DB2)
DB11 MSB (DB3)
VDD
IOUT2
IOUT1
DB8 (DB0, LSB)
DB9 (DB1)
DB10 (DB2)
DB11 MSB (DB3)
AGND
DGND
DB7
DB6
DB5
DB4
RFB
VREF
See Packaging Section for Package Dimensions
BYTE1/BYTE2
CS
WR1
XFER
WR2
BYTE1/BYTE2
XFER
WR2
CS
WR1
PIN OUT DEFINITIONS
1CS
Chip Select (Active Low)
2
WR1
Write 1 (Active Low)
3
AGND
Analog Ground
4
DB7
Data Input Bit 7
5
DB6
Data Input Bit 6
6
DB5
Data Input Bit 5
7
DB4
Data Input Bit 4
8VREF
Reference Input Voltage
9RFB
Feedback Resistor
10
DGND
Digital Ground
11
IOUT1
Current Output 1
PIN NO.
NAME
DESCRIPTION
12
IOUT2
Current Output 2
13
DB11 (DB3)
Data Input Bit 11 (MSB)
Data Input Bit 3
14
DB10 (DB2)
Data Input Bit 10
Data Input Bit 2
15
DB9 (DB1)
Data Input Bit 9
Data Input Bit 1
16
DB8 (DB0)
Data Input Bit 8
Data Input Bit 0 (LSB)
17
XFER
Transfer Control Signal (Active Low)
18
WR2
Write 2 (Active Low)
19
BYTE1/
Byte Sequence Control
BYTE2
20
VDD
Positive Power Supply
PIN NO.
NAME
DESCRIPTION



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