參數(shù)資料
型號(hào): AD9957BSVZREEL13
廠商: ANALOG DEVICES INC
元件分類: 通信及網(wǎng)絡(luò)
英文描述: 1 GSPS Quadrature Digital Upconverter w/18-Bit IQ Data Path and 14-Bit DAC
中文描述: SPECIALTY TELECOM CIRCUIT, QFP48
封裝: PLASTIC, MS-026-AED-HD, TQFP-48
文件頁數(shù): 4/38頁
文件大?。?/td> 602K
代理商: AD9957BSVZREEL13
AD9957
PRELIMINARY TECHNICAL DATA
Rev. PrF | Page 4 of 38
Parameter
Min
Typ
Max
Unit
NOISE SPECTRAL DENSITY (NSD) Continued
Eight Tone, 500KHz Tone Spacing
fout = 50 MHz
fout = 104 MHz
fout = 209 MHz
fout = 315 Mhz
fout = 403 MHz
MODULATOR CHARACTERISTICS (260MHz A
OUT
Input Data: 10MS/s, QPSK, 4x Oversampled
I/Q Offset
Error Vector Magnitude
Input Data: 10MS/s GMSK 4x Oversampled
I/Q Offset
Error Vector Magnitude
Input Data: 10MS/s 256-QAM 4x Oversampled
I/Q Offset
Error Vector Magnitude
Adjacent Channel Leakage Ratio (ACLR)
WCDMA with 3.84MHz BW, 5MHz Channel Spacing
fDAC=1GSPS, fOUT=200MHz
fDAC=1GSPS, fOUT=400MHz
TIMING CHARACTERISTICS
Parallel Data Bus
Maximum Frequency
Minimum TxEnable Pulse Width Low
Minimum TxEnable Pulse Width High
Minimum Data Setup Time (TxEnable to PDClk)
Minium Data Hold Time (PDClk rising edge to data change)
Serial Control Bus
Maximum Frequency
Minimum Clock Pulse Width Low
Minimum Clock Pulse Width High
Maximum Clock Rise/Fall Time
Minimum Data Setup Time DVDD_I/O = 3.3 V
Minimum Data Hold Time
Maximum Data Valid Time
Wake-Up Time
2
Minimum Reset Pulse Width High
I/O UPDATE, PS0, PS1 to SYNCCLK Setup Time DVDD_I/O = 3.3 V
I/O UPDATE, PS0, PS1 to SYNCCLK Hold Time
Latency
I/O UPDATE to Frequency Change Propagation Delay
I/O UPDATE to Phase Offset Change Propagation Delay
I/O UPDATE to Amplitude Change Propagation Delay
CMOS LOGIC INPUTS
Logic 1 Voltage
Logic 0 Voltage
Logic 1 Current
Logic 0 Current
Input Capacitance
55
TBD
TBD
7
7
3
0
5
4
0
24
24
16
2.2
TBD
TBD
TBD
TBD
TBD
65
0.4
TBD
TBD
TBD
TBD
79
74
250
2
2
4
0
25
2
25
3
2
1
TBD
TBD
0.8
12
12
dBm / Hz
dBm / Hz
dBm / Hz
dBm / Hz
dBm / Hz
dB
%
dB
%
dB
%
dB
dB
MS/s
ns
ns
ns
ns
Mbps
ns
ns
ns
ns
ns
ns
SYSCLK Cycles3
ns
ns
SYSCLK Cycles
SYSCLK Cycles
SYSCLK Cycles
V
V
μA
μA
pF
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