MP7680 View Datasheet(PDF) - Exar Corporation
Part Name
Description
Manufacturer
MP7680 Datasheet PDF : 12 Pages
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MP7680
PIN DESCRIPTION
40 Pin PDIP , CDIP
PIN NO.
NAME
DESCRIPTION
1
A1
DAC Address Bit 1
2
XFER Transfer: Updates all DAC’s
3
WR2 Write 2: Gates the XFER Function
4
WR1 Write 1: Gates the DAC Selection
5
CS
Chip Select
6
NC
No Connection
7
VREFA Reference Input for DAC A
8
RFBA Feedback Resistor for DAC A
9
IOUT1A Current Output A
10
IOUT2A Complement of Output A
11
IOUT2B Complement of Output B
12
IOUT1B Current Output B
13
RFBB Feedback Resistor for DAC B
14
VREFB Reference Input for DAC B
15 - DB11 to Input Data Bits 11 (MSB) to 0 (LSB)
26
DB0
27
VREFC Reference input for DAC C
28
RFBC Feedback Resistor for DAC C
29
IOUT1C Current Output C
30
IOUT2C Complement of Output C
31
IOUT2D Complement of Output D
32
IOUT1D Current Output D
33
RFBD Feedback Resistor for DAC D
34
VREFD Reference input for DAC D
35
AGND Analog Ground
36
DGND Digital Ground
37
AVDD Analog Power Supply
38
DVDD Digital Power Supply
39
B1/B2 Select Input Format (8/4 or 12 bits in)
40
A0
DAC Address Bit 0
44 Pin PQFP
PIN NO.
NAME
DESCRIPTION
1
NC
No Connection
2
VREFA Reference Input for DAC A
3
RFBA Feedback Resistor for DAC A
4
IOUT1A Current Output A
5
IOUT2A Complement of Output A
6
NC
No Connection
7
IOUT2B Complement of Output B
8
IOUT1B Current Output B
9
RFBB Feedback Resistor for DAC B
10
VREFB Reference Input for DAC B
11-
DB11 to Input Data Bits 11 (MSB) to 6
16
DB6
17
NC
No Connection
18-
DB5- Input Data Bits 5 to 0 (LSB)
23
DB0
24
VREFC Reference input for DAC C
25
RFBC Feedback Resistor for DAC C
26
IOUT1C Current Output C
27
IOUT2C Complement of Output C
28
NC
No Connection
29
IOUT2D Complement of Output D
30
IOUT1D Current Output D
31
RFBD Feedback Resistor for DAC D
32
VREFD Reference input for DAC D
33
AGND Analog Ground
34
DGND Digital Ground
35
AVDD Analog Power Supply
36
DVDD Digital Power Supply
37
B1/B2 Select Input Format (8/4 or 12 bits in)
38
A0
DAC Address Bit 0
39
NC
No Connection
40
A1
DAC Address Bit 1
41
XFER Transfer: Updates all DAC’s
42
WR2 Write 2: Gates the XFER Function
43
WR1 Write 1: Gates the DAC Selection
44
CS
Chip Select
Rev. 3.10
4
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