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DAC08CSZ

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22
Data Sheet DAC08
Rev. D | Page 9 of 21
00268-C-014
FREQUENCY (MHz)
RELATIVE OUTPUT (dB)
10
0.1
8
6
4
2
–14
0.2
0.5
1.0
2.0 10.0
2
0
–2
–
4
–6
–8
–10
–12
1
5.0
R14 = R15 = 1k
Ω
R
L
≤
500V
AL
L BITS ON
V
R15
= 0V
C
C
= 15pF, V
IN
= 2.0V p-p
CE
NTERED AT +1.0V
LARGE SIGNAL
C
C
= 15p
F, V
IN
= 50mV p-p
CE
NTERED AT +200mV
SMALL SIGNAL
Figure 13. Reference Input Frequency Response
00268-C-015
V
15
, REFERENCE COMMON-MODE VOLTAGE (V)
OUTPUT CURRENT (mA)
4.0
–14
3.6
3.2
2.8
2.4
0
18
2.0
1.6
1.2
0.8
0.4
–10 –6
T
A
= T
MIN
TO T
MAX
NOTE: POSITIVE COMMON-MODE
RANGE IS ALWAYS (V+) –1.5V
I
REF
= 2mA
V– = –15V V– = –5V V+ = +15V
ALL BITS ON
I
REF
= 1mA
I
REF
= 0.2mA
–2 2 6
10 14
Figure 14. Reference Amplifier Common-Mode Range
00268-C-016
LOGIC INPUT VOLTAGE (V)
LOGIC INPUT (µA)
10
–12
8
6
0
4
2
–8 –4 0 4 8 12 16
Figure 15. Logic Input Current vs. Input Voltage
00268-C-017
TEMPERATURE (
°
C)
V
TH
–V
LC
(V)
2.0
–
50
1.6
1.2
0
0.8
0.4
0 50
100 150
Figure 16. V
TH
− V
LC
vs. Temperature
00268-C-018
O
U
T
PU
T
VOL
T
A
G
E
(V)
OUTPUT CURRENT (mA)
4.0
–14
3.6
3.2
2.8
2.4
0
18
2.0
1.6
1.2
0.8
0.4
–
10 –
6
T
A
= T
MIN
TO T
MAX
I
REF
= 1mA
I
REF
= 0.2mA
–
2 2 6
10
14
V
–
=
–
15V V
–
=
–
5V I
REF
= 2mA
ALL BITS ON
Figure 17. Output Current vs. Output Voltage (Output Voltage Compliance)
00268-C-019
TEMPERATURE (°C)
OUTPUT VOLTAGE (V)
28
24
20
16
12
–12
8
4
0
–
4
–8
–50 0 50 100 150
SHADED AREA INDICATES PERMISSIBLE
OUTPUT VOLTAGE RANGE FOR V– = –
15V.
I
REF
≤ 2.0mA.
FOR OTHER V–
OR I
REF
,
SEE OUTPUT CURRENT VS. OUTPUT
VOLTAGE CURVE.
Figure 18. Output Voltage Compliance vs. Temperature
DAC08 Data Sheet
Rev. D | Page 10 of 21
00268-C-020
LOGIC INPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
1.8
1.6
1.4
1.2
0
1.0
0.8
0.6
0.4
0.2
–12 0 4 8 16–8
B4
B5
–4 12
����
B3
B1
V– = –5V
V– = –15V
B2
I
REF
= 2.0mA
NOTE:
B1 THROUGH B8 HAVE IDENTICAL TRANSFER
CHARACTERISTICS. BITS ARE FULLY SWITCHED WITH LESS
THAN 1/2 LSB ERROR, AT LESS THAN ±100mV FROM ACTUAL
THRESHOLD. THESE SWITCHING POINTS ARE GUARANTEED
TO LIE BETWEEN 0.8V AND 2.0V OVER THE OPERATING
TEMPERATURE RANGE (V
LC
= 0.0V).
Figure 19. Bit Transfer Characteristics
00268-C-021
V+, POSITIVE POWER SUPPLY (V dc)
POWER SUPPLY CURRENT (mA)
10
8
7
6
0
5
4
3
2
1
2
9
4 6 8 12 14 16 18
I–
I+
ALL BITS HIGH OR LOW
0 10 20
Figure 20. Power Supply vs. V+
00268-C-022
V–, NEGATIVE POWER SUPPLY (V dc)
POWER SUPPLY CURRENT (mA)
10
8
7
6
0
5
4
3
2
1
0 –20
–
2
9
–
4
–
6
–
8 –10 –12 –14 –16 –18
I+
BITS MAY BE HIGH OR LOW
I–
WITH I
REF
= 2mA
I
–
WITH I
REF
= 1mA
I
–
WITH I
REF
= 0.2mA
Figure 21. Power Supply Current vs. V−
00268-C-023
TEMPERATURE (°C)
POWER SUPPLY CURRENT (mA)
10
9
8
7
6
0
5
4
3
2
1
–50 0 50 100 150
I–
I+
ALL BITS HIGH OR LOW
I
REF
= 2.0mA
V+ = +15V
V– = –15V
Figure 22. Power Supply Current vs. Temperature
Data Sheet DAC08
Rev. D | Page 11 of 21
BASIC CONNECTIONS
00268-C-024
+V
REF
R
REF
I
IN
R
IN
V
IN
14
15
R15
(OPTIONAL)
HIGH INPUT
IMPEDANCE
+V
REF
MUST BE ABOVE PEAK POSITIVE SWING OF V
IN
R
REF
≈ R15
I
REF
≥ PEAK NEGATIVE SWING OF I
IN
I
REF
R
REF
V
IN
+V
REF
14
15
14
15
Figure 23. Accommodating Bipolar References
00268-C-025
R15
I
REF
FOR FIXED REFERENCE,
TTL OPERATION,
TYPICAL VALUES ARE:
V
REF
= 10.000V
R
REF
= 5.000k
Ω
R15 = R
REF
C
C
=
0.01
µF
V
LC
= 0V (GROUND)
MSB
B1
B2
B3
B4
B5 B6
B7
LSB
B8
V–
C
C
COMP
0.1
µF
V–
V+
V
LC
I
O
V+
V
REF
(+)
+V
REF
R
REF
(R14)
V
REF
(
–
)
14
15
4
2
5
6
7
8
9
10
11
12
3
16
13
1
I
O
0.1
µ
F
I
FR
=
×
I
O
+ I
O
= I
FR
FOR
ALL LOGIC STATES
+V
REF
R
REF
255
256
Figure 24. Basic Positive Reference Operation
00268-C-026
I
REF
= 2.000mA
MSB
B1
B2
B3 B4
B5 B6 B7
LSB
B8
5.000kΩ
E
O
E
O
5.000kΩ
4
2
I
O
I
O
14
FULL RANGE
HALF SCALE +LSB
HALF SCALE
HALF SCALE –
LSB
ZERO SCALE +LSB
ZERO SCALE
B1
1
1
1
0
0
0
B2
1
0
0
1
0
0
B3
1
0
0
1
0
0
B4
1
0
0
1
0
0
B5
1
1
1
0
0
0
B6
1
0
0
1
0
0
B7
1
0
0
1
0
0
B8
1
1
0
1
1
0
I
O
1.992
1.008
1.000
0.992
0.008
0.000
I
O
0.000
0.984
0.992
1.000
1.984
1.992
E
O
–
9.960
–5.040
–
5.000
–4.960
–0.040
0.000
E
O
–
0.000
–4.920
–4.960
–5.000
–9.920
–9.960
Figure 25. Basic Unipolar Negative Operation
00268-C-027
I
REF
= 2.000mA
MSB
B1
B2 B3 B4 B5 B6 B7
LSB
B8
10V
10kΩ 10kΩ
E
O
E
O
4
2
I
O
I
O
14
POS. FULL RANGE
POS. FULL RANGE –LSB
ZERO SCALE +LSB
ZERO SCALE
ZERO SCALE –LSB
NEG. FULL SCALE +LSB
NEG. FULL SCALE
B1
1
1
1
1
0
0
0
B2
1
1
0
0
1
0
0
B3
1
1
0
0
1
0
0
B4
1
1
0
0
1
0
0
B5
1
1
0
0
1
0
0
B6
1
1
0
0
1
0
0
B7
1
1
0
0
1
0
0
B8
1
0
1
0
1
1
0
E
O
–9.920
–9.840
–0.080
0.000
+0.080
+9.920
+10.000
E
O
+10.000
+9.920
+0.160
+0.080
0.000
–9.840
–9.920
Figure 26. Basic Bipolar Output Operation
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22

DAC08CSZ

Mfr. #:
Buy DAC08CSZ
Manufacturer:
Analog Devices Inc.
Description:
Digital to Analog Converters - DAC IC 8-BIT HIGH-Spd MULTIPLY
Lifecycle:
New from this manufacturer.
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