參數(shù)資料
型號(hào): LTC1657IGN
廠商: LINEAR TECHNOLOGY CORP
元件分類: DAC
英文描述: Parallel 16-Bit Rail-to-Rail Micropower DAC
中文描述: PARALLEL, WORD INPUT LOADING, 20 us SETTLING TIME, 16-BIT DAC, PDSO28
封裝: 0.150 INCH, PLASTIC, SSOP-28
文件頁(yè)數(shù): 12/12頁(yè)
文件大小: 194K
代理商: LTC1657IGN
12
LTC1657
LINEAR TECHNOLOGY CORPORATION 1999
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
1657f LT/TP 0400 4K PRINTED IN USA
PART NUMBER
LTC1446(L)
LTC1450(L)
LTC1458(L)
LTC1650
LTC1655(L)
DESCRIPTION
Dual 12-Bit V
OUT
DACs in SO-8 Package
Single 12-Bit V
OUT
DACs with Parallel Interface
Quad 12-Bit Rail-to-Rail Output DACs with Added Functionality
Single 16-Bit V
OUT
Industrial DAC in 16-Pin SO
Single 16-Bit V
OUT
DAC with Serial Interface in SO-8
COMMENTS
V
CC
= 5V (3V), V
OUT
= 0V to 4.095V (0V to 2.5V)
V
CC
= 5V (3V), V
OUT
= 0V to 4.095V (0V to 2.5V)
V
CC
= 5V (3V), V
OUT
= 0V to 4.095V (0V to 2.5V)
V
CC
=
±
5V, Low Power, Deglitched, 4-Quadrant Multiplying V
OUT
V
CC
= 5V (3V), Low Power, Deglitched, V
OUT
= 0V to 4.096V
(0V to 2.5V)
RELATED PARTS
TYPICAL APPLICATIO
This circuit shows how to measure negative offset. Since
LTC1657 operates on a single supply, if its offset is
negative, the output for code 0 limits at 0V. To measure
U
this negative offset, a negative supply is needed, connect
resistor R1 as shown in the figure. The output voltage is
the negative offset when code 0 is loaded in.
Although LTC1657 output is up to 4.096V with its internal
reference, higher voltages can be achieved with the help of
another op amp. The following circuit shows how to
increase the output swing of LTC1657 by using an LT1218.
As shown in the configuration, the output of LTC1657 is
amplified by 8 for an output swing of 0V to 32.768V, or a
convenient 0.5mV/LSB.
0.1
μ
F
5V
–5V
1657 TA06
DATA (0:15)
CSLSB
CSMSB
WR
LDAC
CLR
GND
V
CC
REFOUT
REFHI
REFLO
X1/X2
LTC1657
μ
P
26
21
20
22
23
24
25
5:19
2
3
1
28
27
V
OUT
R1
100k
0.1
μ
F
5V
1657 TA07
V
OUT
=
1 +
0.1
μ
F
36V
(D
IN
)(4.096)
65536
R2
R1
DATA (0:15)
CSLSB
CSMSB
WR
LDAC
CLR
GND
V
CC
REFOUT
REFHI
REFLO
X1/X2
LTC1657
μ
P
7
6
4
26
21
20
22
23
24
3
25
5:19
2
3
1
28
27
2
V
OUT
+
LT1218
(
)
R1
1k
1%
R2
6.98k
1%
D
IN
32.768 (V)
65535
0
TRANSFER CURVE
V
OUT
Negative Offset Measurement
A Higher Voltage Output DAC
相關(guān)PDF資料
PDF描述
LTC1657IN Parallel 16-Bit Rail-to-Rail Micropower DAC
LTC1657CN Low-Power Dual LinCMOS<TM> Timer 20-LCCC -55 to 125
LTC1657I Low-Power Dual LinCMOS<TM> Timer 14-CDIP -55 to 125
LTC1657CGN Parallel 16-Bit Rail-to-Rail Micropower DAC
LTC1657L Low-Power Dual LinCMOS<TM> Timer 14-SOIC -55 to 125
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1657IGN#PBF 功能描述:IC DAC 16BIT R-R MICROPWR 28SSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:47 系列:- 設(shè)置時(shí)間:2µs 位數(shù):14 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:單電源 功率耗散(最大):55µW 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:管件 輸出數(shù)目和類型:1 電流,單極;1 電流,雙極 采樣率(每秒):*
LTC1657IGN#TR 功能描述:IC DAC 16BIT R-R MICROPWR 28SSOP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:47 系列:- 設(shè)置時(shí)間:2µs 位數(shù):14 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:單電源 功率耗散(最大):55µW 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:管件 輸出數(shù)目和類型:1 電流,單極;1 電流,雙極 采樣率(每秒):*
LTC1657IGN#TRPBF 功能描述:IC DAC 16BIT R-R MICROPWR 28SSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:47 系列:- 設(shè)置時(shí)間:2µs 位數(shù):14 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:單電源 功率耗散(最大):55µW 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:管件 輸出數(shù)目和類型:1 電流,單極;1 電流,雙極 采樣率(每秒):*
LTC1657IN 功能描述:IC DAC 16BIT R-R MICROPWR 28DIP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:47 系列:- 設(shè)置時(shí)間:2µs 位數(shù):14 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:單電源 功率耗散(最大):55µW 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:管件 輸出數(shù)目和類型:1 電流,單極;1 電流,雙極 采樣率(每秒):*
LTC1657IN#PBF 功能描述:IC DAC 16BIT R-R MICROPWR 28DIP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:47 系列:- 設(shè)置時(shí)間:2µs 位數(shù):14 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:單電源 功率耗散(最大):55µW 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:管件 輸出數(shù)目和類型:1 電流,單極;1 電流,雙極 采樣率(每秒):*