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LTC1598 数据表(PDF) 2 Page - Linear Technology

部件名 LTC1598
功能描述  8-Channel, Micropower Sampling 12-Bit Serial I/O A/D Converter
PDF  12 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1598 数据表(HTML) 2 Page - Linear Technology

  LTC1598 Datasheet HTML 1Page - Linear Technology LTC1598 Datasheet HTML 2Page - Linear Technology LTC1598 Datasheet HTML 3Page - Linear Technology LTC1598 Datasheet HTML 4Page - Linear Technology LTC1598 Datasheet HTML 5Page - Linear Technology LTC1598 Datasheet HTML 6Page - Linear Technology LTC1598 Datasheet HTML 7Page - Linear Technology LTC1598 Datasheet HTML 8Page - Linear Technology LTC1598 Datasheet HTML 9Page - Linear Technology Next Button
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LTC1598
ORDER PART
NUMBER
(Notes 1, 2)
Supply Voltage (VCC) to GND................................... 12V
Voltage
Analog Reference .................... – 0.3V to (VCC + 0.3V)
Analog Inputs .......................... – 0.3V to (VCC + 0.3V)
Digital Inputs ......................................... – 0.3V to 12V
Digital Output .......................... – 0.3V to (VCC + 0.3V)
Power Dissipation .............................................. 500mW
Operating Temperature Range
LTC1598CG ............................................. 0
°C to 70°C
LTC1598IG ........................................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
PACKAGE/ORDER INFORMATION
LTC1598CG
LTC1598IG
ABSOLUTE MAXIMUM RATINGS
1
2
3
4
5
6
7
8
9
10
11
12
TOP VIEW
G PACKAGE
24-LEAD PLASTIC SSOP
24
23
22
21
20
19
18
17
16
15
14
13
CH5
CH6
CH7
GND
CLK
CS MUX
DIN
COM
GND
CS ADC
DOUT
NC
CH4
CH3
CH2
CH1
CH0
VCC
MUX OUT
ADC IN
VREF
VCC
CLK
NC
TJMAX = 150°C, θJA = 110°C/ W
Consult factory for Military grade parts.
RECOM ENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Supply Voltage (Note 3)
4.5
5.5
V
fCLK
Clock Frequency
VCC = 5V
(Note 4)
320
kHz
tCYC
Total Cycle Time
fCLK = 320kHz
60
µs
thDI
Hold Time, DIN After CLK↑
VCC = 5V
150
ns
tsuCS
Setup Time CS
↓ Before First CLK↑ (See Operating Sequence)
VCC = 5V
1
µs
tsuDI
Setup Time, DIN Stable Before CLK↑
VCC = 5V
400
ns
tWHCLK
CLK High Time
VCC = 5V
1
µs
tWLCLK
CLK Low Time
VCC = 5V
1
µs
tWHCS
CS High Time Between Data Transfer Cycles
fCLK = 320kHz
16
µs
tWLCS
CS Low Time During Data Transfer
fCLK = 320kHz
44
µs
(Note 5)
CONVERTER AND MULTIPLEXER CHARACTERISTICS
LTC1598CG
LTC1598IG
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
q
12
12
Bits
Integral Linearity Error
(Note 6)
q
±3
±3
LSB
Differential Linearity Error
q
± 3/4
±1
LSB
Offset Error
q
±3
±3
LSB
Gain Error
q
±8
±8
LSB
REF Input Range
(Notes 7, 8)
1.5V to VCC + 0.05V
V
Analog Input Range
(Notes 7, 8)
– 0.05V to VCC + 0.05V
V
MUX Channel Input Leakage Current
Channel On or Off (Note 9)
q
±200
±200
nA
MUX OUT Leakage Current
All Channels Off
q
±200
±200
nA
ADC IN Input Leakage Current
q
±1
±1
µA



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