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KAT1108E 데이터시트(PDF) 3 Page - Integrated Device Technology

부품명 KAT1108E
상세설명  7-bit 0.25 dB Digital Step Attenuator
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제조업체  IDT [Integrated Device Technology]
홈페이지  http://www.idt.com
Logo IDT - Integrated Device Technology

KAT1108E 데이터시트(HTML) 3 Page - Integrated Device Technology

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7-bit 0.25 dB Digital Step Attenuator
150 MHz to 4000 MHz
Glitch-Free
TM Digital Step Attenuator
3
Rev1 March 2012
IDTF1950
DATASHEET
IDTF1950 SPECIFICATION (31.75 dB Range)
Specifications apply at VDD = +3.3V, fRF = 2000MHz, and TC= +25°C, EVkit losses are de-embedded (see p. 17) for spec purposes
Parameter
Comment
Sym.
min
typical
max
units
Logic Input High
CLK, LE, DATA, D[6:0], VMODE
VIH
2.3
3.6
V
Logic Input Low
CLK, LE, DATA, D[6:0], VMODE
VIL
0.7
V
Logic Current
VMODE
IIH, IIL
-5
+5
µA
Supply Voltage(s)
Main Supply
VDD
3.0 to 5.25
V
Supply Current
Total
IDD
0.25
0.5
1
mA
Temperature Range
Operating Range (Case)
TC
-40 to +100
degC
Frequency Range
Operating Range
fRF
150 to 4000
MHz
RF1, RF2 Return Loss
dB(s11), dB(s22)
S11, S22
-22
dB
Minimum Attenuation
D[6:0] = [0000000]
AMIN or IL
1.3
1.9
dB
Maximum Attenuation
D[6:0] = [1111111]
AMAX
32.6
33.0
dB
Minimum Gain Step
Least Significant Bit
LSB
0.25
dB
Phase Delta
Phase change AMIN vs. AMAX
Φ
34
deg
Differential Non-Linearity
Max error between
adjacent steps
DNL
0.10
dB
Integral Non-Linearity
Max Error vs. line (AMIN ref) to
13.75 dB ATTN
INL1
0.02
0.30
dB
Integral Non-Linearity
Max Error vs. line (AMIN ref) to
31.75 dB ATTN
INL2
0.27
0.45
dB
Input IP3
D[6:0] = [0000000] = AMIN
D[6:0] = [0111111] = A15.75
D[6:0] = [1111111] = AMAX
PIN = +10 dBm per tone
50 MHz Tone Separation
IP3I1
IP3I2
IP3I3
+60
2
+59
+57
+63
+61
+61
dBm
0.1 dB Compression
Please note ABS MAX
Input power on Page 2
D[6:0] = [0001010] = A2.5
Baseline PIN = 20 dBm
P0.1
27.5
dBm
Settling Time
Start LE rising edge > VIH
End +/-0.10 dB Pout settling
15.75 – 16.00 transition
TLSB
400
nsec
Serial Clock Speed
SPI 3 wire bus
FCLK
20
50
MHz
Parallel to Serial Setup
SPI 3 wire bus
A
100
ns
Serial Data Hold Time
SPI 3 wire bus
B
10
ns
LE delay from final
serial clock rising edge
SPI 3 wire bus
C
10
ns
SPECIFICATION NOTES:
1 – Items in min/max columns in bold italics are Guaranteed by Test
2 – All other Items in min/max columns are Guaranteed by Design Characterization


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