AD9857AST Analog Devices Inc, AD9857AST Datasheet - Page 6

• Manufacturer Part Number: AD9857AST
• Description: IC QUADRATURE DGTL UPCONV 80LQFP
• Manufacturer: Analog Devices Inc
• Series: AD9857r

Specifications of AD9857AST

• Rohs Status: RoHS non-compliant
• Function: Upconverter
• Frequency: 5MHz ~ 200MHz
• Rf Type: HFC Cable Network
• Package / Case: 80-LQFP

AD9857
Parameter
MODULATOR CHARACTERISTICS (65 MHz A
INVERSE SINC FILTER (variation in gain from DC to 80 MHz,
SPURIOUS POWER (off channel, measured in equivalent
SPURIOUS POWER (Off channel, measured in equivalent
TIMING CHARACTERISTICS
CMOS LOGIC INPUTS
CMOS LOGIC OUTPUTS (1 mA LOAD)
(Input data: 2.5 MS/s, QPSK, 4× oversampled, inverse SINC
filter ON, inverse CIC ON)
inverse SINC filter ON)
bandwidth), Full-Scale Output
bandwidth), Output Attenuated 18 dB
Relative to Full Scale
Serial Control Bus
I/Q Offset
Error Vector Magnitude
6.4 MHz Bandwidth
3.2 MHz Bandwidth
1.6 MHz Bandwidth
0.8 MHz Bandwidth
0.4 MHz Bandwidth
0.2 MHz Bandwidth
6.4 MHz Bandwidth
3.2 MHz Bandwidth
1.6 MHz Bandwidth
0.8 MHz Bandwidth
0.4 MHz Bandwidth
0.2 MHz Bandwidth
Maximum Frequency
Minimum Clock Pulse Width Low (t
Minimum Clock Pulse Width High (t
Maximum Clock Rise/Fall Time
Minimum Data Setup Time (t
Minimum Data Hold Time (t
Maximum Data Valid Time (t
Wake-Up Time
Minimum RESET Pulse Width High (t
Minimum CS Setup Time
Logic 1 Voltage
Logic 0 Voltage
Logic 1 Current
Logic 0 Current
Input Capacitance
Logic 1 Voltage
Logic 0 Voltage
1
DH
DV
DS
)
)
)
PWL
PWH
RH
)
)
OUT
)
)
Rev. C | Page 6 of 40
Temp
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Test Level
IV
IV
V
IV
IV
IV
IV
IV
IV
IV
IV
IV
IV
IV
IV
I
I
I
I
I
I
I
I
I
I
IV
IV
I
I
V
I
I
Min
55
30
30
30
0
35
5
40
2.0
2.7
Typ
65
0.4
±0.1
−65
−67
−69
−69
−70
−72
−51
−54
−56
−59
−62
−63
1
3
Max
1
10
1
0.8
5
5
0.4
Unit
dB
%
dB
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
MHz
ns
ns
ms
ns
ns
ns
ms
SYSCLK
ns
V
V
µA
µA
pF
V
V
2
2Cycles