參數(shù)資料
型號(hào): LTC1864LDICE
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, UUC8
封裝: DICE
文件頁(yè)數(shù): 2/2頁(yè)
文件大?。?/td> 111K
代理商: LTC1864LDICE
DICE SPECIFICATION
LTC1864L
2
LT 1105 PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2005
Wafer level testing is performed per the indicated specifications for dice. Considerable differences in performance can often be observed for dice versus
packaged units due to the influences of packaging and assembly on certain devices and/or parameters. Please consult factory for more information on
dice performance and lot qualifications via lot sampling test procedures.
Dice data sheet subject to change. Please consult factory for current revision in production.
I.D.No. 66-13-1864L
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
Specifications are TA = 25°C. VCC = 2.7V,
VREF = 2.5V, unless otherwise noted.
Note 1: Channel leakage current is measured while the part is in sample
mode.
Note 2: Assumes fSCK = fSCK(MAX) SCK does not have to be clocked during
this time if the SDO data word is not desired.
SYMBOL
PARAMETER
CONDITIONS
MIN
MAX
UNITS
VIH
High Level Input Voltage
VCC = 3.3V
1.9
V
VIL
Low Level Input Voltage
VCC = 2.7V
0.45
V
IIH
High Level Input Current
VIN = VCC
2.5
A
IIL
Low Level Input Current
VIN = 0V
–2.5
A
VOH
High Level Output Voltage
VCC = 2.7V, IO = 360A2.1
V
VOL
Low Level Output Voltage
VCC = 2.7V, IO = 400A
0.3
V
IOZ
Hi-Z Output Leakage
CONV = VCC
±3
A
IREF
Reference Current
CONV = VCC
20
A
fSMPL = fSMPL(MAX)
0.1
mA
ICC
Supply Current
CONV = VCC After Conversion
10
A
fSMPL = fSMPL(MAX)
1.0
mA
DIGITAL AND DC ELECTRICAL CHARACTERISTICS
U
RECO
E DED OPERATI G CO DITIO S
U
UW
W
Specifications are TA = 25°C.
SYMBOL
PARAMETER
CONDITIONS
MIN
MAX
UNITS
VCC
Supply Voltage
2.7
3.6
V
fSCK
Clock Frequency
DC
8
MHz
tCYC
Total Cycle Time
16 SCK + tCONV
s
tSMPL
Analog Input Sampling Time (Note 2)
16
SCK
tWHCONV
CONV High Time Between Data
tCONV
s
Transfer Cycles
tWLCONV
CONV Low Time During Data Transfer
16
SCK
TI I G CHARACTERISTICS
W
U
Specifications are TA = 25°C. VCC = 2.7V, VREF = 2.5V, fSCK = fSCK(MAX) as defined
in Recommended Operating Conditions, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
MAX
UNITS
tCONV
Conversion Time
4.66
s
tSMPL(MAX)
Maximum Sampling Frequency
150
kHz
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