參數(shù)資料
型號: LTC1426C
廠商: Linear Technology Corporation
英文描述: Micropower Dual 6-Bit PWM DAC
中文描述: 微功率雙路6位PWM DAC的
文件頁數(shù): 2/8頁
文件大小: 222K
代理商: LTC1426C
2
LTC1426
ABSOLUTE
AXI
U
RATIU
W
(Note 1)
Total Supply Voltage (V
CC
) ........................................ 7V
Reference Voltage (V
REF
)...............................–0.3 to 7V
Input Voltage (All Inputs) ..............– 0.3 to (V
CC
+ 0.3V)
DAC Output Short-Circuit Duration..................Indefinite
I
PWM(MAX)
.......................................................... 100mA
Operating Temperature Range
LTC1426C................................................0
°
C to 70
°
C
LTC1426I........................................... –40
°
C to 85
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
W
W
PACKAGE/ORDER I
FOR
ATIO
W
U
U
ORDER PART
NUMBER
MS8 PART MARKING
LTBQ
LTC1426CMS8
LTC1426CS8
LTC1426IS8
S8 PART MARKING
1426
1426I
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
MS8 PACKAGE
8-LEAD PLASTIC MSOP
CLK1
CLK2
GND
PWM1
SHDN
V
CC
V
REF
PWM2
T
JMAX
= 100
°
C,
θ
JA
= 200
°
C/W (MS8)
T
JMAX
= 100
°
C,
θ
JA
= 130
°
C/W (S8)
Consult factory for Military grade parts.
ELECTRICAL CHARACTERISTICS
T
A
= 25
°
C, (Note 2) unless otherwise specified.
SYMBOL
V
CC
V
REF
I
CC
PARAMETER
Supply Voltage
Reference Voltage
Supply Current
CONDITIONS
MIN
2.7
0
TYP
MAX
5.5
5.5
100
100
±
10
150
150
±
10
UNITS
G
V
V
G
Pulse Mode: V
SHDN
= V
CC
, V
CLK1
= V
CLK2
= 0V, PWM1 = PWM2 = NC
Pushbutton Mode: V
SHDN
= V
CC
, V
CLK1
= V
CLK2
= PWM1 = PWM2 = NC
SHDN = 0 (Note 3)
Pulse Mode: V
SHDN
= V
CC
, V
CLK1
= V
CLK2
= 0V, PWM1 = PWM2 = NC
Pushbutton Mode: V
SHDN
= V
CC
, V
CLK1
= V
CLK2
= PWM1 = PWM2 = NC
SHDN = 0 (Note 3)
G
G
G
40
50
0.2
75
75
0.2
6
5
5
20
98.44
0
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
bits
kHz
kHz
%
%
LSB
LSB
LSB
μ
A
μ
A
μ
A
μ
A
I
REF
Reference Current
G
G
G
DAC Resolution
DAC Frequency
0
°
C
T
A
70
°
C
–40
°
C
T
A
85
°
C
V
CC
= 2.7V, V
REF
= 0.5V
G
G
3
2
6
6
DAC Output Impedance
DAC Full-Scale Duty Cycle
DAC Zero-Scale Duty Cycle
DAC Differential Nonlinearity
DAC Integral Nonlinearity
DAC Full-Scale Error
Logic Input Current
G
100
DNL
INL
FS Error
I
IN
Monotonicity Guaranteed (Note 4)
(Note 4)
G
±
0.05
±
0.05
±
0.50
±
5
±
5
±
5
±
10
G
G
Pulse Mode: 0V
V
IN
V
CC
SHDN
CLK1, CLK2
SHDN
CLK1, CLK2
SHDN
CLK1, CLK2
SHDN
CLK1, CLK2
G
G
Pushbutton Mode: 0V
V
IN
V
CC
G
G
V
IH
CLK High Level
Input Voltage (Note 5)
V
CC
= 5.5V
G
G
2.0
4.4
1.9
2.9
V
V
V
V
V
CC
= 3.6V
G
G
相關(guān)PDF資料
PDF描述
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