MP7628
PIN OUT DEFINITIONS
PIN NO.
NAME
DESCRIPTION
Power Supply
1
2
3
4
5
V
DD
V
REFA
Reference Voltage for DAC A
Feedback Resistor for DAC A
Current Output 1 DAC A
R
FBA
I
OUT1A
I
I
/
Current Output 2 DAC A/DAC B
OUT2A
OUT2B
6
I
Current Output 1 DAC B
Feedback Resistor for DAC B
Reference Voltage for DAC B
Data Input Bit 0 (LSB)
Data Input Bit 1
OUT1B
7
R
FBB
8
V
REFB
9
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
A/B
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Data Input Bit 2
Data Input Bit 3
Data Input Bit 4
Data Input Bit 5
Data Input Bit 6
Data Input Bit 7 (MSB)
DAC Selection
R/W
DS1
DS2
Read/Write
Control 1
Control 2
V
Reference Voltage for DAC D
Feedback Resistor for DAC D
Current Output 1 DAC D
Current Output 2 DAC C/DAC D
REFD
R
FBD
I
OUT1D
I
I
/
OUT2C
OUT2D
25
26
27
28
I
Current Output 1 DAC C
Feedback Resistor for DAC C
Reference Voltage for DAC C
Ground
OUT1C
R
FBC
V
REFC
GND
Rev. 2.00
3
EXAR [ EXAR CORPORATION ]
