AD7225CRS Analog Devices Inc, AD7225CRS Datasheet - Page 6

• Manufacturer Part Number: AD7225CRS
• Description: IC DAC 8BIT QUAD W/AMP 24-SSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7225CRS

• Rohs Status: RoHS non-compliant
• Settling Time: 4µs
• Number Of Bits: 8
• Number Of Converters: 4
• Voltage Supply Source: Dual ±
• Power Dissipation (max): 500mW
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP
• Data Interface: -

AD7225
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
Table 4. Pin Function Descriptions
PDIP, SOIC,
CERDIP, SSOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
N/A
Pin No.
Figure 2. PDIP, SOIC, CERDIP, and SSOP
V
V
V
V
AGND
DGND
LDAC
OUT
OUT
REF
REF
DB7
DB6
DB5
DB4
V
SS
B
A
B
A
10
11
12
1
2
3
4
5
6
7
8
9
PLCC
2
3
4
5
6
7
9
10
11
12
13
14
16
17
18
19
20
21
23
24
25
26
27
28
1, 8, 15, 22
(Not to Scale)
AD7225
TOP VIEW
24
23
22
21
20
19
18
17
16
15
14
13
Mnemonic
V
V
V
V
V
AGND
DGND
LDAC
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
WR
A1
A0
V
V
V
V
V
NC
V
V
V
V
V
A0
A1
WR
DB0
DB1
DB2
DB3
OUT
OUT
DD
REF
REF
OUT
OUT
SS
REF
REF
REF
REF
DD
OUT
OUT
B
A
D
C
C
D
C
D
B
A
D
C
Description
DAC Channel B Voltage Output.
DAC Channel A Voltage Output.
Negative Power Supply Connection.
Reference Voltage Connection for DAC Channel B.
Reference Voltage Connection for DAC Channel A.
Analog Ground Reference Connection.
Digital Ground Reference Connection.
Active Low Load DAC Signal. DAC register data is latched on the rising edge of LDAC.
Data Bit 7 (Most Significant Data Bit).
Data Bit 6.
Data Bit 5.
Data Bit 4.
Data Bit 3.
Data Bit 2.
Data Bit 1.
Data Bit 0 (Least Significant Data Bit).
Active Low Data Write Signal. Input register data is latched on the rising edge of WR.
DAC Address Select Pin.
DAC Address Select Pin.
Reference Voltage Connection for DAC Channel D.
Reference Voltage Connection for DAC Channel C.
Positive Power Supply Connection.
DAC Channel D Voltage Output.
DAC Channel C Voltage Output.
No Internal Connection.
Rev. C | Page 6 of 24
V
V
AGND
DGND
LDAC
REF
REF
DB7
NC
B
A
10
11
5
6
7
8
9
12
4
INDENTFIER
NC = NO CONNECT
13 14
3
(Not to Scale)
Figure 3. PLCC
AD7225
TOP VIEW
PIN 1
2
15
1
16 17
28
27 26
18
19
25
24
23
22
21
20
V
V
A0
NC
A1
WR
DB0
REF
REF
C
D