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鍙冩暩(sh霉)璩囨枡
| 鍨嬭櫉锛� | LTC1287CCN8 |
| 寤犲晢锛� | Linear Technology |
| 鏂囦欢闋佹暩(sh霉)锛� | 9/16闋� |
| 鏂囦欢澶у皬锛� | 0K |
| 鎻忚堪锛� | IC DATA ACQ SYS 12BIT 3V 8-DIP |
| 妯�(bi膩o)婧�(zh菙n)鍖呰锛� | 50 |
| 椤炲瀷锛� | 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛圖AS锛� |
| 鍒嗚鲸鐜囷紙浣嶏級锛� | 12 b |
| 閲囨ǎ鐜囷紙姣忕锛夛細 | 30k |
| 鏁�(sh霉)鎿�(j霉)鎺ュ彛锛� | 涓茶锛屽苟鑱�(li谩n) |
| 闆诲闆绘簮锛� | 鍠浕婧� |
| 闆绘簮闆诲锛� | 3V |
| 宸ヤ綔婧害锛� | 0°C ~ 70°C |
| 瀹夎椤炲瀷锛� | 閫氬瓟 |
| 灏佽/澶栨锛� | 8-DIP锛�0.300"锛�7.62mm锛� |
| 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 | 8-PDIP |
| 鍖呰锛� | 绠′欢 |
2
LTC1287
1287fa
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
fCLK
Clock Frequency
(Note 6)
(Note 9)
0.5
MHz
tSMPL
Analog Input Sample Time
See Operating Sequence
1.5
CLK Cycles
tCONV
Conversion Time
See Operating Sequence
12
CLK Cycles
tCYC
Total Cycle Time
See Operating Sequence (Note 6)
14 CLK+5.0
s
Cycles
tdDO
Delay Time, CLK
鈫搕o DOUT Data Valid
See Test Circuits
q
250
450
ns
tdis
Delay Time, CS
鈫� to DOUT Hi-Z
See Test Circuits
q
80
160
ns
ten
Delay Time, CLK
鈫� to DOUT Enabled
See Test Circuits
q
130
250
ns
The q denotes the specifications
which apply over the full operating temperature range, otherwise specifications are at TA = 25掳C. (Note 3)
The q denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25掳C. (Note 3)
WU
U
PACKAGE/ORDER I FOR ATIO
A
U
G
W
A
W
U
W
A
R
BSOLUTEXI
TI
S
(Notes 1 and 2)
Supply Voltage (VCC) to GND.................................. 12V
Voltage
Analog and Reference Inputs .... 鈥�0.3V to VCC + 0.3V
Digital Inputs ........................................ 鈥�0.3V to 12V
Digital Outputs .......................... 鈥�0.3V to VCC + 0.3V
Power Dissipation ............................................. 500mW
Operating Temperature Range .................... 0
掳C to 70掳C
Storage Temperature Range ................. 鈥�65
掳C to 150掳C
Lead Temperature (Soldering, 10 sec.)................ 300
掳C
ORDER PART
NUMBER
LTC1287BCN8
LTC1287CCN8
LTC1287B
LTC1287C
CO VERTER A D
ULTIPLEXER CHARACTERISTICS
UU W
AC CHARACTERISTICS
LTC1287B/LTC1287C
鈥� 0.05V to VCC + 0.05V
TJMAX = 150掳C, 胃JA = 100掳C/W (J)
Consult LTC Marketing for parts specified with wider operating temperature ranges.
TJMAX = 100掳C, 胃JA = 130掳C/W (N)
LTC1287BCJ8
LTC1287CCJ8
OBSOLETE PACKAGE
Consider N8 Package for Alternate Source
J8 PACKAGE
8-LEAD CERAMIC DIP
1
2
3
45
6
7
8
TOP VIEW
VCC
CLK
DOUT
VREF
CS
+IN
鈥揑N
GND
N8 PACKAGE
8-LEAD PLASTIC DIP
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Offset Error
VCC = 2.7V (Note 4)
q
卤3.0
LSB
Linearity Error (INL)
VCC = 2.7V (Notes 4 & 5)
q
卤0.5
LSB
Gain Error
VCC = 2.7V (Note 4)
q
卤0.5
卤1.0
LSB
Minimum Resolution for Which No
q
12
Bits
Missing Codes are Guaranteed
Analog and REF Input Range
(Note 7)
V
On Channel Leakage Current (Note 8)
On Channel = 3V
q
卤1
A
Off Channel = 0V
On Channel = 0V
q
卤1
A
Off Channel = 3V
Off Channel Leakage Current (Note 8)
On Channel = 3V
q
卤1
A
Off Channel = 0V
On Channel = 0V
q
卤1
A
Off Channel = 3V
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