參數(shù)資料
型號: LTC6905MPS5#TRM
廠商: LINEAR TECHNOLOGY CORP
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, PDSO5
封裝: PLASTIC, SOT-23, 5 PIN
文件頁數(shù): 6/12頁
文件大?。?/td> 166K
代理商: LTC6905MPS5#TRM
LTC6905
3
6905fd
ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the full specied
temperature range, otherwise specications are at TA = 25°C or as noted. V+ = 2.7V to 5.5V, RL = 15k, CL = 5pF, Pin 4 = V+ unless
otherwise noted. All voltages are with respect to GND.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Δf
Frequency Accuracy (Notes 2, 9)
V+ = 2.7V, 17.225MHz < f < 170MHz
V+ = 5V, 17.225MHz < f < 170MHz
LTC6905CS5
V+ = 2.7V, 17.225MHz < f < 170MHz
V+ = 5V, 17.225MHz < f < 170MHz
LTC6905MPS5 (25°C ≤ T ≤ 125°C),
LTC6905HS5 (25°C ≤ T ≤ 125°C),
LTC6905IS5 (25°C ≤ T ≤ 85°C)
V+ = 2.7V, 17.225MHz < f < 170MHz
V+ = 5V, 17.225MHz < f < 170MHz
LTC6905MPS5 (–55°C < T < 125°C),
LTC6905HS5 (–40°C ≤ T ≤ 125°C),
LTC6905IS5 (–40°C ≤ T ≤ 85°C)
V+ = 2.7V, 17.225MHz < f < 170MHz
V+ = 5V, 17.225MHz < f < 170MHz
l
±0.5
±1.4
±2.2
±1.7
±2.5
±1.9
±2.9
±3.5
%
Δf
Frequency Accuracy (Notes 2, 9)
RSET
Frequency-Setting Resistor Range
10
25
fMAX
Maximum Frequency
Pin 4 = V+, N = 1
170
MHz
fMIN
Minimum Frequency
Pin 4 = 0V, N = 4
17.225
MHz
Δf/ΔT
Freq Drift Over Temp (Note 2)
RSET = 10k
l
±20
ppm/°C
Δf/ΔV
Freq Drift Over Supply (Notes 2, 9)
V+ = 2.7V to 5.5V, RSET = 10k
l
0.5
%/V
Peak-to-Peak Timing Jitter (Note 3)
0.8
%
Long-Term Stability of Output Frequency
300
ppm/√kHr
Duty Cycle
l
47.5
50
52.5
%
V+
Operating Supply Range
l
2.7
5.5
V
IS
Power Supply Current
RSET = 10k, N = 1, RL = ∞,
fOSC = 170MHz, CL = 5pF
V+ = 5.5V
V+ = 2.7V
l
14
7
20
12
mA
RSET = 20k, N = 4, RL = ∞,
fOSC = 21.44MHz, CL = 5pF
V+ = 5.5V
V+ = 2.7V
l
5
3
7
5
mA
VIH
High Level DIV Input Voltage
l V+ – 0.15
V
VIL
Low Level DIV Input Voltage
l
0.2
V
IDIV
DIV Input Current (Note 4)
Pin 4 = V+
Pin 4 = 0V
V+ = 5.5V
l
–40
15
–11
40
μA
VOH
High Level Output Voltage (Note 4)
V+ = 5.5V, Pin 4 = 0V
IOH = –1mA
IOH = –4mA
l
5.25
5.20
5.45
5.30
V
V+ = 2.7V, Pin 4 = 0V
IOH = –1mA
IOH = –4mA
l
2.5
2.4
2.6
2.4
V
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