Datasheet

AD7533
Rev. C | Page 6 of 12
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
I
OUT
1 1
I
OUT
2
2
GND 3
BIT 1 (MSB) 4
R
FB
16
V
REF
15
V
DD
14
BIT 10 (LSB)
13
BIT 2 5
BIT 3
6
BIT 4 7
BIT 9 12
BIT 8 11
BIT 7
10
BIT 5 8
BIT 6 9
AD7533
TOP VIEW
(Not to Scale)
01134-002
Figure 2. 16-Lead PDIP Pin Configuration
01134-003
I
OUT
1 1
I
OUT
2
2
GND
3
BIT 1 (MSB) 4
R
FB
16
V
REF
15
V
DD
14
BIT 10 (LSB) 13
BIT 2 5 BIT 9 12
BIT 3
6
BIT 8
11
BIT 4 7 BIT 7 10
BIT 5
8
BIT 6
9
AD7533
TOP VIEW
(Not to Scale)
Figure 3. 16-Lead SOIC Pin Configuration
I
OUT
1 1
I
OUT
2
2
GND 3
BIT 1 (MSB) 4
R
FB
16
V
REF
15
V
DD
14
BIT 10 (LSB)13
BIT 2
5
BIT 9
12
BIT 3 6 BIT 811
BIT 4 7 BIT 710
BIT 5 8 BIT 69
AD7533
TOP VIEW
(Not to Scale)
01134-004
Figure 4. 16-Lead CERDIP Pin Configuration
4
GND
5
BIT 1 (MSB)
6
NC
7
BIT 2
8
BIT 3
18
V
DD
17
BIT 10 (LSB)
16
NC
15
BIT 9
14
BIT 8
19
V
REF
20
R
FB
1
NC
2
I
OUT
1
3
I
OUT
2
13
BIT 7
12
BIT 6
11
NC
10
BIT 5
9
BIT 4
AD7533
TOP VIEW
(Not to Scale)
NC = NO CONNECT
01134-005
Figure 5. 20-Terminal LCC Pin Configuration
01134-006
1201923
4
5
6
7
8
18
17
16
15
14
9
10
11 12 13
NC = NO CONNECT
GND
BIT 1 (MSB)
NC
BIT 2
BIT 3
V
DD
BIT 10 (LSB)
NC
BIT 9
BIT 8
I
OUT
2
I
OUT
1
NC R
FB
V
REF
BIT 4 BIT 5
NC
BIT 6 BIT 7
PIN 1
INDENTFIER
AD7533
TOP VIEW
(Not to scale)
Figure 6. 20-Lead PLCC Pin Configuration
Table 3. Pin Function Descriptions
Pin Number
16-Lead PDIP, SOIC, CERDIP 20-Lead LCC, PLCC Mnemonic Description
1 2 I
OUT
1 DAC Current Output.
2 3 I
OUT
2
DAC Analog Ground. This pin should normally be tied to the
analog ground of the system.
3 4 GND Ground.
4 to 13 5, 7 to 10, 12 to 15, 17 BIT 1 to BIT 10 MSB to LSB.
14 18 V
DD
Positive Power Supply Input. These parts can be operated from
a supply of 5 V to 16 V.
15 19 V
REF
DAC Reference Voltage Input Terminal.
16 20 R
FB
DAC Feedback Resistor Pin. Establish voltage output for the DAC
by connecting R
FB
to external amplifier output.
NA 1, 6, 11, 16 NC No Connect.