LTC1661CN8 Linear Technology, LTC1661CN8 Datasheet - Page 14

• Manufacturer Part Number: LTC1661CN8
• Description: IC D/A CONV 10BIT MICRPWR 8-DIP
• Manufacturer: Linear Technology

Specifications of LTC1661CN8

• Settling Time: 30µs
• Number Of Bits: 10
• Data Interface: Serial
• Number Of Converters: 2
• Voltage Supply Source: Single Supply
• Power Dissipation (max): 260µW
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LTC1661
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LTC1446/LTC1446L
LTC1448
LTC1454/LTC1454L
LTC1458/LTC1458L
LTC1659
LTC1663
LTC1665/LTC1660
14
CS/LD
SCK
D
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
IN
DESCRIPTION
Dual 12-Bit V
Dual 12-Bit V
Dual 12-Bit V
Functionality
Quad 12-Bit Rail-to-Rail Output DACs with Added Functionality
Single Rail-to-Rail 12-Bit V
V
Single 10-Bit V
Octal 8/10-Bit V
CC
1
1
: 2.7V to 5.5V
3
2
3
2
●
FAX: [phone]
4
4
OUT
OUT
OUT
LTC1661
LTC1661
DAC A
DAC B
DAC B
DAC A
OUT
6
6
U1
U2
OUT
5V
5V
DACs in SO-8 Package with Internal Reference
DAC in SO-8 Package
DACs in SO-16 Package with Added
7
DAC in SOT-23 Package
DAC in 16-Pin Narrow SSOP
0.1µF
0.1µF
Pin Driver V
OUT
●
www.linear.com
8
V
5
V
5
V
8
V
A1
B1
B2
A2
DAC in 8-Lead MSOP Package
= 2.5V
= 2.5V
50k
50k
50k
50k
(FROM MAIN
(FROM MAIN
R2
R3
R5
R7
INPUT DAC)
INPUT DAC)
V
V
L
H
= –2.5V
= 7.5V
H
R1
5k
R8
5k
3
2
6
5
and V
+
–
–
+
LT1368
LT1368
U3A
U3B
8
4
–5V
10V
L
Adjustment in ATE Applications
0.1µF
R6
5k
0.1µF
R4
5k
1
7
V
V
L
H
′ = V
′ = V
L
H
+ ∆V
+ V
0.1µF
0.1µF
COMMENTS
LTC1446: V
LTC1446L: V
V
LTC1454: V
LTC1454L: V
LTC1458: V
LTC1458L: V
Low Power Multiplying V
REF . REF Input Can Be Tied to V
V
V
V
CC
CC
CC
V
V
FOR VALUES SHOWN,
∆V
∆V
H
L
A1
H
L
= 2.7V to 5.5V, External Reference Can Be Tied to V
= 2.7V to 5.5V, Internal Reference, 60µA
= 2.7V to 5.5V, Micropower, Rail-to-Rail Output
′ =
′ =
H
H
=
LOGIC
DRIVE
, ∆V
, ∆V
FOR EACH U1 AND U2
CODE A CODE B ∆V
V
V
V
A2
H
L
512
512
512
–2.5V 250mV
CC
CC
CC
L
L
CC
CC
CC
+
+
ADJUSTMENT RANGE = ±250mV
STEP SIZE = 500µV
= 4.5V to 5.5V, V
= 4.5V to 5.5V, V
= 4.5V to 5.5V, V
= 2.5V
V
V
= 2.7V to 5.5V, V
= 2.7V to 5.5V, V
= 2.7V to 5.5V, V
H
L
R1
R2
R1
R2
DRIVER
(1 0F N)
PIN
1023
(V
(V
512
0
A1
A2
OUT
 LINEAR TECHNOLOGY CORPORA TION 1999
– V
– V
DAC. Output Swings from GND to
OUT
OUT
OUT
CC
OUT
OUT
OUT
B1
B2
–250mV
250mV
7.5V 250mV
= 0V to 4.095V
= 0V to 4.095V
= 0V to 4.095V
)
)
H
= 0V to 2.5V
= 0V to 2.5V
= 0V to 2.5V
V
LT 1110 REV A • PRINTED IN USA
, ∆V
0
OUT
L
1661 F03
CC
1661fa