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參數(shù)資料
| 型號(hào)： | LTC1669-1CS5 |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | DAC |
| 英文描述： | 10-Bit Rail-to-Rail Micropower DAC with I2C Interface |
| 中文描述： | SERIAL INPUT LOADING, 30 us SETTLING TIME, 10-BIT DAC, PDSO5 |
| 封裝： | PLASTIC, MO-193, TSOT-23, 5 PIN |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 193K |
| 代理商： | LTC1669-1CS5 |
3
LTC1669
1669f
ELECTRICAL C
temperature range, otherwise specifications are at T
A
= 25
°
C. V
CC
= 2.7V to 5.5V, V
CC
set as reference, V
OUT
unloaded,
unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
Output Impedance to GND
Input Code = 0, V
CC
= 5V
Input Code = 0, V
CC
= 3V
In Shutdown Mode
Output Impedance to V
CC
Input Code = 1023, V
CC
= 5V
Input Code = 1023, V
CC
= 3V
AC Performance
Voltage Output Slew Rate
Rising (Notes 4, 5)
Falling (Notes 4, 5)
Voltage Output Settling Time
To
±
0.5LSB (Notes 4, 5)
Digital Feedthrough
Digital-to-Analog Glitch Impulse
1LSB Change Around Major Carry
Digital Inputs SCL, SDA
V
IH
High Level Input Voltage
V
IL
Low Level Input Voltage
V
LTH
Logic Threshold Voltage
I
LEAK
Digital Input Leakage
V
CC
= 5.5V and 0V, V
IN
= GND to V
CC
C
IN
Digital Input Capacitance
(Note 7)
Digital Output SDA
V
OL
Digital Output Low Voltage
I
PULLUP
= 3mA
Address Inputs AD0, AD1, AD2 (MSOP Only)
I
UP
Address Pin Pull-Up Current
V
IN
= 0V
V
IH
High Level Input Voltage
V
IL
Low Level Input Voltage
HARA TERISTICS
The
G
denotes specifications which apply over the full operating
The
G
denotes specifications which apply over the full operating temperature
range, otherwise specifications are at T
A
= 25
°
C. V
CC
= 2.7V to 5.5V, V
CC
set as reference, V
OUT
unloaded, unless otherwise noted.
SYMBOL
PARAMETER
Timing Characteristics (Notes 6, 7)
f
SCL
Clock Operating Frequency
t
BUF
Bus Free Time Between Stop and Start Condition
t
HD, STA
Hold Time After (Repeated) Start Condition
t
SU, STA
Repeated Start Condition Setup Time
t
SU, STO
Stop Condition Setup Time
t
HD, DAT (IN)
Data Hold Time (Input)
t
HD, DAT (OUT)
Data Hold Time (Output)
t
SU, DAT
Data Setup Time
t
LOW
Clock Low Period
t
HIGH
Clock High Period
t
f
Clock, Data Fall Time
t
r
Clock, Data Rise Time
TI I G CHARACTERISTICS
U
W
Note 1:
Absolute maximum ratings are those values beyond which the life
of a device may be impaired.
Note 2:
Nonlinearity and monotonicity are defined from code 20 to code
1003 (full scale). See Applications Information.
Note 3:
Digital inputs at 0V or V
CC
.
Note 4:
Load is 10k
in parallel with 100pF.
Note 5:
V
CC
= V
REF
= 5V. DAC switched between 0.1V
FS
and 0.9V
FS
,
i.e., codes k = 102 and k = 922.
Note 6:
All values are referenced to V
IH
and V
IL
levels.
Note 7:
Guaranteed by design and not subject to test.
MIN
TYP
65
150
500
80
120
MAX
UNITS
k
0.75
0.25
30
0.75
70
V/
μ
s
V/
μ
s
μ
s
nV s
nV s
G
2.1
V
V
V
G
1.5
1.8
G
±
1
10
μ
A
pF
G
G
0.4
V
G
G
V
CC
– 0.3
G
0.5
1.5
μ
A
V
V
0.8
MIN
TYP
MAX
UNITS
G
100
kHz
μ
s
μ
s
μ
s
μ
s
ns
ns
ns
μ
s
μ
s
ns
ns
G
4.7
4
4.7
4
0
225
250
4.7
4
20
20
G
G
G
G
G
500
3450
G
G
G
G
300
1000
G
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