LTC2274IUJ-TR(RevB) 查看數據表（PDF） - Linear Technology
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LTC2274IUJ-TR Datasheet PDF : 40 Pages
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LTC2274
COMMON MODE BIAS CHARACTERISTICS The l denotes the specifications which apply over
the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4)
PARAMETER
VCM Output Voltage
VCM Output Tempco
VCM Line Regulation
VCM Output Resistance
CONDITIONS
IOUT = 0
IOUT = 0
3.135V ≤ VDD ≤ 3.465V
–1mA ≤ | IOUT | ≤ 1mA
MIN TYP MAX UNITS
1.15 1.25 1.35
V
l
40
ppm/°C
l
1
mV/V
l
2
Ω
DIGITAL INPUTS AND DIGITAL OUTPUTS The l denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4)
SYMBOL PARAMETER
Encode Inputs (ENC+, ENC–)
CONDITIONS
MIN
TYP
MAX
VID
Differential Input Voltage
(Note 7)
VICM
Common Mode Input Voltage Internally Set
Externally Set (Note 7)
l
0.2
1.6
1.4
3.0
RIN
Input Resistance
(See Figure 2)
6
CIN
Input Capacitance
3
SYNC Inputs (SYNC+, SYNC–)
VSID
SYNC Differential Input
Voltage
(Note 7)
l
0.2
VSICM
SYNC Common Mode Input Internally Set
Voltage
Externally Set (Note 7)
1.6
1.1
2.2
RSIN
SYNC Input Resistance
16.5
CSIN
SYNC Input Capacitance
3
Logic Inputs (DITH, PGA, MSBINV, SCRAM, FAM, SHDN, SRR1, SRR0, ISMODE, PAT1, PAT0)
VIH
High Level Input Voltage
VDD = 3.3V
VIL
Low Level Input Voltage
VDD = 3.3V
IIN
Input Current
VIN = 0V to VDD
CIN
Input Capacitance
High-Speed Serial Outputs (CMLOUT+, CMLOUT–)
l
2
l
l
0.8
±20
1.5
VOH
Output High Level
VOL
Output Low Level
VOCM
ROUT
Output Common Mode
Voltage
Output Resistance
Directly-Coupled 50Ω to OVDD
Directly-Coupled 100Ω Differential
AC-Coupled
Directly-Coupled 50Ω to OVDD
Directly-Coupled 100Ω Differential
AC-Coupled
Directly-Coupled 50Ω to OVDD
Directly-Coupled 100Ω Differential
AC-Coupled
Single-Ended Differential
OVDD
OVDD – 0.2
OVDD – 0.2
OVDD – 0.4
OVDD – 0.6
OVDD – 0.6
OVDD – 0.2
OVDD – 0.4
OVDD – 0.4
l
35
50
65
100
UNITS
V
V
kΩ
pF
V
V
kΩ
pF
V
V
μA
pF
V
V
V
V
V
V
V
V
V
Ω
Ω
2274fb
5
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