DAC8248 Analog Devices, DAC8248 Datasheet - Page 5

• Manufacturer Part Number: DAC8248
• Description: Dual 12-Bit (8-Bit Byte) Double-Buffered CMOS D/A Converter
• Manufacturer: Analog Devices

Specifications of DAC8248

• Resolution (bits): 12bit
• Dac Update Rate: 1MSPS
• Dac Settling Time: 1µs
• Max Pos Supply (v): +15.75V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Byte

REV. B
WAFER TEST LIMITS
Parameter
Relative Accuracy
Differential Nonlinearity
Full-Scale Gain Error
Output Leakage
Input Resistance
V
Digital Input High
Digital Input Low
Digital Input Current
Supply Current
DC Supply Rejection
NOTES
1
Electrical tests are performed at wafer probe to the limits shown. Due to variations in assembly methods and normal yield loss, yield after packaging is not guaranteed
for standard product dice. Consult factory to negotiate specifications based on dice lot qualification through sample lot assembly and testing.
Measured using internal R
REF A
(I
(V
Resistance Match
( Gain/ V
OUT A
REF A
, V
Die Size 0.124
REF B
, I
, V
OUT B
REF B
DD
(3.15
Input
)
)
)
1
FB A
3.55 mm, 10.56 sq. mm)
and R
0.132 inch, 16,368 sq. mils
FB B
@ V
.
Symbol
INL
DNL
G
I
R
R
V
V
I
I
PSR
DD
LKG
IN
DD
R
REF
REF
INH
INL
FSE
REF
= +5 V or +15 V, V
Conditions
Endpoint Linearity Error
All Grades are Guaranteed Monotonic
Digital Inputs = 1111 1111 1111
Digital Inputs = 0000 0000 0000
Pads 2 and 24
Pads 4 and 22
V
V
V
V
V
All Digital Inputs V
All Digital Inputs 0 V or V
DICE CHARACTERISTICS
V
DD
DD
DD
DD
IN
DD
= 0 V or V
= +5 V
= +15 V
= +5 V
= +15 V
REF A
= 5%
= V
REF B
DD
–5–
= +10 V, V
; V
INL
INL
11. AGND
12. I
13. R
14. V
15. DGND
16. DB7(MSB)
17. DB6
18. DB5
19. DB4
10. DB3
11. DB2
12. NC
SUBSTRATE (DIE BACKSIDE) IS INTERNALLY
CONNECTED TO V
or V
or V
DD
OUTA
OUT A
FB A
INH
REF A
INH
= V
OUT B
= 0 V; AGND = DGND = 0 V; T
DD
.
DAC8248G
Limit
8/15
2.4
13.5
0.8
1.5
2
0.1
0.002
18. DAC A/DAC B
13. NC
14. DB1
15. DB0(LSB)
16. RESET
17. LSB/MSB
19. LDAC
20. WR
21. V
22. V
23. R
24. I
1
1
4
50
1
1
OUT B
FB B
DD
REF B
DAC8248
A
Units
LSB max
LSB max
LSB max
nA max
k min/k max
% max
V min
V min
V max
V max
mA max
mA max
%/% max
= 25 C.
A max