Supply Voltage (VCC) to GND or V " />
參數(shù)資料
型號(hào)： LTC1090CSW#PBF
廠商： Linear Technology
文件頁(yè)數(shù)： 12/28頁(yè)
文件大小： 0K
描述： IC DATA ACQUIS SYS 10BIT 20-SOIC
標(biāo)準(zhǔn)包裝： 38
類型： 數(shù)據(jù)采集系統(tǒng)（DAS），ADC
分辨率（位）： 10 b
采樣率（每秒）： 30k
數(shù)據(jù)接口： 串行
電壓電源： 單/雙電源
電源電壓： ±5V，5V，10V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 20-SOIC（0.295"，7.50mm 寬）
供應(yīng)商設(shè)備封裝： 20-SOIC
包裝： 管件
2
LTC1090
1090fc
ABSOLUTE
AXI U
RATI GS
W
WW
U
Supply Voltage (VCC) to GND or V – ................................ 12V
Negative Supply Voltage (V –) ..................... – 6V to GND
Voltage:
Analog and Reference
Inputs .................................... (V –) –0.3V to VCC 0.3V
Digital Inputs ......................................... –0.3V to 12V
Digital Outputs .............................. – 0.3V to VCC 0.3V
Power Dissipation .............................................. 500mW
Operating Temperature Range
LTC1090AC/LTC1090C ........................–40°C to 85°C
LTC1090AM/LTC1090M (OBSOLETE) ...... –55°C to 125°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
(Notes 1 and 2)
PACKAGE/ORDER I FOR ATIO
UU
W
Consult LTC Marketing for parts specified with wider operating temperature
ranges.
RECO
E DED OPERATI G CO DITIO S
U
UW
W
LTC1090/LTC1090A
SYMBOL
PARAMETER
CONDITIONS
MIN
MAX
UNITS
VCC
Positive Supply Voltage
V– = 0V
4.5
10
V
V–
Negative Supply Voltage
VCC = 5V
– 5.5
0
V
fSCLK
Shift Clock Frequency
VCC = 5V
0
1.0
MHz
fACLK
A/D Clock Frequency
VCC = 5V
25°C
0.01
2.0
MHz
85°C
0.05
2.0
125°C
0.25
2.0
tCYC
Total Cycle Time
See Operating Sequence
10 SCLK +
Cycles
48 ACLK
thCS
Hold Time, CS Low After Last SCLK↓
VCC = 5V
0
ns
thDI
Hold Time, DIN After SCLK↑
VCC = 5V
150
ns
tsuCS
Setup Time CS
↓ Before Clocking in First Address Bit (Note 9)
VCC = 5V
2 ACLK Cycles
1s
tsuDI
Setup Time, DIN Stable Before SCLK↑
VCC = 5V
400
ns
tWHACLK
ACLK High Time
VCC = 5V
127
ns
tWLACLK
ACLK Low Time
VCC = 5V
200
ns
tWHCS
CS High Time During Conversion
VCC = 5V
44
ACLK
Cycles
OBSOLETE PACKAGE
Consider the SW or N Package for Alternate Source
1
2
3
4
5
6
7
8
9
10
TOP VIEW
J PACKAGE
20-LEAD CERDIP
TJMAX = 150°C θJA = 70° C/W
SW PACKAGE
20-LEAD PLASTIC SO WIDE
N PACKAGE
20-LEAD PDIP
20
19
18
17
16
15
14
13
12
11
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
DGND
VCC
ACLK
SCLK
DIN
DOUT
CS
REF+
REF–
V –
AGND
LTC1090ACN
LTC1090CN
LTC1090CSW
LTC1090AMJ
LTC1090MJ
LTC1090ACJ
LTC1090CJ
ORDER PART
NUMBER
TJMAX = 150°C, θJA = 70°C/W
TJMAX = 110°C, θJA = 90°C/W
LTC1090 POI01
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