TGC FULL SIGNAL CHANNEL (LNA+VCAT+LPF+ADC) |
en (RTI) |
Input voltage noise over LNA Gain (low noise mode) |
Rs = 0 Ω, f = 2 MHz, LNA = 24 dB, 18 dB, and 12 dB, PGA = 24 dB |
|
0.76/0.83/1.16 |
|
nV/√Hz |
Rs = 0 Ω, f = 2 MHz, LNA = 24 dB, 18 dB, and 12 dB, PGA = 30 dB |
|
0.75/0.86/1.12 |
|
Input voltage noise over LNA Gain (low power mode) |
Rs = 0 Ω, f = 2 MHz, LNA = 24 dB, 18 dB, and 12 dB, PGA = 24 dB |
|
1.1/1.2/1.45 |
|
nV/√Hz |
Rs = 0 Ω, f = 2 MHz, LNA = 24 dB, 18 dB, and 12 dB, PGA = 30 dB |
|
1.1/1.2/1.45 |
|
Input Voltage Noise over LNA Gain (Medium Power Mode) |
Rs = 0 Ω, f = 2 MHz, LNA = 24 dB, 18 dB, and 12 dB, PGA = 24 dB |
|
1/1.05/1.25 |
|
nV/√Hz |
Rs = 0 Ω, f = 2 MHz, LNA = 24 dB, 18 dB, and 12 dB, PGA = 30 dB |
|
0.95/1.0/1.2 |
|
|
Input referred current noise |
Low Noise Mode/Medium Power Mode/Low Power Mode |
|
2.7/2.1/2 |
|
pA/√Hz |
NF |
Noise figure |
Rs = 200 Ω, 200-Ω active termination, PGA = 24 dB, LNA = 12 dB, 18 dB, and 24 dB |
|
3.85/2.4/1.8 |
|
dB |
Rs = 100 Ω, 100-Ω active termination, PGA = 24 dB, LNA = 12 dB, 18 dB, and 24 dB |
|
5.3/3.1/2.3 |
|
dB |
VMAX |
Maximum Linear Input Voltage |
LNA gain = 24 dB, 18 dB, and 12 dB |
|
250/500/1000 |
|
mVPP |
VCLAMP |
Clamp Voltage |
Reg52[10:9] = 0, LNA = 24 dB, 18 dB, and 12 dB |
|
350/600/1150 |
|
|
PGA Gain |
Low noise mode |
|
24/30 |
|
dB |
Medium and low power mode |
|
24/28.5 |
|
|
Total gain |
LNA = 24 dB, PGA = 30 dB, Low noise mode |
|
54 |
|
dB |
LNA = 2 4dB, PGA = 30 dB, Med power mode |
|
52.5 |
|
LNA = 24 dB, PGA = 30 dB, Low power mode |
|
52.5 |
|
|
Ch-CH Noise Correlation Factor without Signal (2) |
Summing of 8 channels |
|
0 |
|
|
|
Ch-CH Noise Correlation Factor with Signal (2) |
Full band (VCNTL = 0/0.8) |
|
0.15/0.17 |
|
|
1MHz band over carrier (VCNTL= 0/0.8) |
|
0.18/0.75 |
|
|
|
Signal to Noise Ratio (SNR) |
VCNTL = 0.6 V (22-dB total channel gain) |
68 |
70 |
|
dBFS |
VCNTL = 0, LNA = 18 dB, PGA = 24 dB |
59.3 |
63 |
|
VCNTL = 0, LNA = 24 dB, PGA = 24 dB |
|
58 |
|
|
Narrow Band SNR |
SNR over 2-MHz band around carrier at VCNTL = 0.6 V ( 22 dB total gain) |
75 |
77 |
|
dBFS |
|
Input Common-mode Voltage |
At INP and INM pins |
|
2.4 |
|
V |
|
Input resistance |
|
|
8 |
|
kΩ |
Preset active termination enabled |
|
50/100/200/400 |
|
Ω |
|
Input capacitance |
|
|
20 |
|
pF |
|
Input Control Voltage |
VCNTLP – VCNTLM |
0 |
|
1.5 |
V |
|
Common-mode voltage |
VCNTLP and VCNTLM |
|
0.75 |
|
V |
|
Gain Range |
|
|
-40 |
|
dB |
|
Gain Slope |
VCNTL= 0.1 to 1.1 V |
|
35 |
|
dB/V |
|
Input Resistance |
Between VCNTLP and VCNTLM |
|
200 |
|
KΩ |
|
Input Capacitance |
Between VCNTLP and VCNTLM |
|
1 |
|
pF |
|
TGC Response Time |
VCNT L= 0 to 1.5-V step function |
|
1.5 |
|
µs |
|
3rd order-Low-pass Filter |
|
|
10, 15, 20, 30 |
|
MHz |
|
Settling time for change in LNA gain |
|
|
14 |
|
µs |
|
Settling time for change in active termination setting |
|
|
1 |
|
µs |
AC ACCURACY |
|
LPF Bandwidth tolerance |
|
|
±5% |
|
|
|
CH-CH group delay variation |
2 MHz to 15 MHz |
|
2 |
|
ns |
|
CH-CH Phase variation |
15-MHz signal |
|
11 |
|
Degree |
|
Gain matching |
0 V < VCNTL < 0.1 V (Dev-to-Dev) |
|
±0.5 |
|
dB |
0.1 V < VCNTL < 1.1 V(Dev-to-Dev) |
–0.9 |
±0.5 |
0.9 |
0.1 V < VCNTL < 1.1 V(Dev-to-Dev) Temp = 0°C and 85°C |
–1.1 |
±0.5 |
1.1 |
1.1 V < VCNTL < 1.5 V(Dev-to-Dev) |
|
±0.5 |
|
|
Gain matching |
Channel-to-channel |
|
±0.25 |
|
dB |
|
Output offset |
Vcntl= 0, PGA = 30 dB, LNA = 24 dB |
–75 |
|
75 |
LSB |
AC PERFORMANCE |
HD2 |
Second-Harmonic Distortion |
fIN = 2 MHz; VOUT = –1 dBFS |
|
–60 |
|
dBc |
fIN = 5 MHz; VOUT = –1 dBFS |
|
–60 |
|
fIN = 5 MHz; VIN= 500 mVPP, VOUT = –1 dBFS, LNA = 18 dB, VCNTL= 0.88 V |
|
–55 |
|
fIN = 5 MHz; Vin = 250 mVPP, VOUT =–1 dBFS, LNA = 24 dB, VCNTL= 0.88 V |
|
–55 |
|
HD3 |
Third-Harmonic Distortion |
fIN = 2 MHz; VOUT = –1 dBFS |
|
–55 |
|
dBc |
fIN = 5 MHz; VOUT = –1 dBFS |
|
–55 |
|
fIN = 5 MHz; VIN = 500 mVPP, VOUT = –1 dBFS, LNA = 18 dB, VCNTL= 0.88 V |
|
–55 |
|
fIN = 5 MHz; VIN = 2 50 mVPP, VOUT = –1 dBFS, LNA = 24 dB, VCNTL= 0.88 V |
|
–55 |
|
THD |
Total Harmonic Distortion |
fIN = 2 MHz; VOUT= –1 dBFS |
|
–55 |
|
dBc |
fIN = 5 MHz; VOUT= –1 dBFS |
|
–55 |
|
IMD3 |
Intermodulation distortion |
f1 = 5 MHz at –1 dBFS, f2 = 5.01 MHz at –27 dBFS |
|
–60 |
|
dBc |
XTALK |
Cross-talk |
fIN = 5 MHz; VOUT= –1 dBFS |
|
–65 |
|
dB |
|
Phase Noise |
1 kHz off 5 MHz (VCNTL= 0 V) |
|
–132 |
|
dBc/Hz |
LNA |
|
Input Referred Voltage Noise |
Rs = 0 Ω, f = 2MHz, Rin = High Z, Gain = 24/18/12 dB |
|
0.63/0.70/0.9 |
|
nV/√Hz |
|
High-Pass Filter |
–3 dB Cut-off Frequency |
|
50/100/150/200 |
|
KHz |
|
LNA linear output |
|
|
4 |
|
VPP |
VCAT+ PGA |
|
VCAT Input Noise |
0-dB/–40-dB attenuation |
|
2/10.5 |
|
nV/√Hz |
|
PGA Input Noise |
24 dB/30 dB |
|
1.75 |
|
nV/√Hz |
|
-3dB HPF cut-off Frequency |
|
|
80 |
|
kHz |
CW DOPPLER |
en (RTI) |
Input voltage noise (CW) |
1-channel mixer, LNA = 24 dB, 500-Ω feedback resistor |
|
0.8 |
|
nV/√Hz |
8-channel mixer, LNA = 24 dB, 62.5-Ω feedback resistor |
|
0.33 |
|
en (RTO) |
Output voltage noise (CW) |
1-channel mixer, LNA = 24 dB, 500-Ω feedback resistor |
|
12 |
|
nV/√Hz |
8-channel mixer, LNA = 24 dB, 62.5-Ω feedback resistor |
|
5 |
|
en (RTI) |
Input voltage noise (CW) |
1-channel mixer, LNA = 18 dB, 500-Ω feedback resistor |
|
1.1 |
|
nV/√Hz |
8-channel mixer, LNA = 18 dB, 62.5-Ω feedback resistor |
|
0.5 |
|
en (RTO) |
Output voltage noise (CW) |
1-channel mixer, LNA = 18 dB, 500-Ω feedback resistor |
|
8.1 |
|
nV/√Hz |
8-channel mixer, LNA = 18 dB, 62.5-Ω feedback resistor |
|
4.0 |
|
NF |
Noise figure |
Rs = 100 Ω, RIN = High Z, fIN = 2 MHz (LNA, I/Q mixer and summing amplifier and filter) |
|
1.8 |
|
dB |
fCW |
CW Operation Range (3) |
CW signal carrier frequency |
|
8 |
|
MHz |
|
CW Clock frequency |
1X CLK (16X mode) |
|
|
8 |
MHz |
16X CLK(16X mode) |
|
|
128(4) |
4X CLK (4X mode) |
|
32 |
|
|
AC coupled LVDS clock amplitude |
CLKM_16X-CLKP_16X; CLKM_1X-CLKP_1X |
|
0.7 |
|
VPP |
|
AC coupled LVPECL clock amplitude |
|
1.6 |
|
|
CLK duty cycle |
1X and 16X CLKs |
33% |
|
66% |
|
|
Common-mode voltage |
Internal provided |
|
2.5 |
|
V |
VCMOS |
CMOS Input clock amplitude |
|
4 |
|
5 |
V |
|
CW Mixer conversion loss |
|
|
4 |
|
dB |
|
CW Mixer phase noise |
1 kHz off 2-MHz carrier |
|
156 |
|
dBc/Hz |
DR |
Input dynamic range |
fIN = 2 MHz, LNA = 24/18/12 dB |
|
160/164/165 |
|
dBFS/Hz |
IMD3 |
Intermodulation distortion |
f1 = 5 MHz, f2 = 5.01 MHz, both tones at –8.5 dBm amplitude, 8 channels summed up in-phase, CW feedback resistor = 87 Ω |
|
–50 |
|
dBc |
f1 = 5 MHz, F2 = 5.01 MHz, both tones at –8.5 dBm amplitude, Single channel case, CW feed back resistor = 500 Ω |
|
–60 |
|
dBc |
|
I/Q Channel gain matching |
16X mode |
|
±0.04 |
|
dB |
|
I/Q Channel phase matching |
16X mode |
|
±0.1 |
|
Degree |
|
I/Q Channel gain matching |
4X mode |
|
±0.04 |
|
dB |
|
I/Q Channel phase matching |
4X mode |
|
±0.1 |
|
Degree |
|
Image rejection ratio |
fIN = 2.01 MHz, 300-mV input amplitude, CW clock frequency = 2 MHz |
|
–50 |
|
dBc |
CW SUMMING AMPLIFIER |
VCMO |
Common-mode voltage |
Summing amplifier inputs/outputs |
|
1.5 |
|
V |
|
Summing amplifier output |
|
|
4 |
|
VPP |
|
Input referred voltage noise |
100 Hz |
|
2 |
|
nV/√Hz |
1 kHz |
|
1.2 |
|
nV/√Hz |
2 kHz to 100 MHz |
|
1 |
|
nV/√Hz |
|
Input referred current noise |
|
|
2.5 |
|
pA/√Hz |
|
Unit gain bandwidth |
|
|
200 |
|
MHz |
|
Max output current |
Linear operation range |
|
20 |
|
mApp |
ADC SPECIFICATIONS |
|
Sample rate |
|
10 |
|
65 |
MSPS |
SNR |
Signal-to-noise ratio |
Idle channel SNR of ADC 14b |
|
77 |
|
dBFS |
|
Internal reference mode |
REFP |
|
1.5 |
|
V |
REFM |
|
0.5 |
|
V |
|
External reference mode |
VREF_IN voltage |
|
1.4 |
|
V |
VREF_IN current |
|
50 |
|
µA |
|
ADC input full-scale range |
|
|
2 |
|
VPP |
|
LVDS Rate |
65 MSPS at 14 bit |
|
910 |
|
Mbps |
POWER DISSIPATION |
|
AVDD Voltage |
|
3.15 |
3.3 |
3.6 |
V |
|
AVDD_ADC Voltage |
|
1.7 |
1.8 |
1.9 |
V |
|
AVDD_5V Voltage |
|
4.75 |
5 |
5.5 |
V |
|
DVDD Voltage |
|
1.7 |
1.8 |
1.9 |
V |
|
Total power dissipation per channel |
TGC low-noise mode, 65 MSPS |
|
158 |
190 |
mW/CH |
TGC low-noise mode, 40 MSPS |
|
145 |
|
TGC medium-power mode, 40 MSPS |
|
114 |
|
TGC low-power mode, 40 MSPS |
|
101.5 |
|
|
AVDD (3.3V) Current |
TGC low-noise mode, no signal |
|
202 |
240 |
mA |
TGC medium-power mode, no signal |
|
126 |
|
TGC low-power mode, no signal |
|
99 |
|
CW-mode, no signal |
|
147 |
170 |
TGC low-noise mode, 500-mVPP input,1% duty cycle |
|
210 |
|
TGC medium-power mode, 500-mVPP input, 1% duty cycle |
|
133 |
|
TGC low-power mode, 500-mVPP input, 1% duty cycle |
|
105 |
|
CW-mode, 500-mVPP input |
|
375 |
|
|
AVDD_5V Current |
TGC mode, no signal |
|
25.5 |
35 |
mA |
CW mode, no signal, 16X clock = 32 MHz |
|
32 |
|
TGC mode, 500 mVPP input,1% duty cycle |
|
26 |
|
CW-mode, 500 mVPP input |
|
42.5 |
|
|
VCA Power dissipation |
TGC low-noise mode, no signal |
|
99 |
121 |
mW/CH |
TGC medium-power mode, no signal |
|
68 |
|
TGC low-power mode, no signal |
|
55.5 |
|
TGC low-noise mode, 500 mVPP input,1% duty cycle |
|
102.5 |
|
TGC medium-power mode, 500 mVPP Input, 1% duty cycle |
|
71 |
|
TGC low-power mode, 500 mVPP input,1% duty cycle |
|
59.5 |
|
|
CW Power dissipation |
No signal, ADC shutdown, CW mode, no signal, 16X clock = 32 MHz |
|
80 |
|
mW/CH |
500 mVPP input, ADC shutdown , 16X clock = 32 MHz |
|
173 |
|
|
AVDD_ADC(1.8V) Current |
65 MSPS |
|
187 |
205 |
mA |
|
DVDD(1.8V) Current |
65 MSPS |
|
77 |
110 |
mA |
|
ADC Power dissipation/CH |
65 MSPS |
|
59 |
69 |
mW/CH |
50 MSPS |
|
51 |
|
40 MSPS |
|
46 |
|
20 MSPS |
|
35 |
|
|
Power dissipation in power down mode |
PDN_VCA = high, PDN_ADC = high |
|
25 |
|
mW/CH |
Complete power-down, PDN_Global = high |
|
0.6 |
|
|
Power-down response time |
Time taken to enter power down |
|
1 |
|
µs |
|
Power-up response time |
VCA power down |
|
2µs+1% of PDN time |
|
µs |
ADC power down |
|
1 |
|
Complete power down |
|
2.5 |
|
ms |
|
Power supply modulation ratio, AVDD and AVDD_5V |
fIN = 5 MHz, at 50-mVPP noise at 1 kHz on supply(1) |
|
–65 |
|
dBc |
fIN = 5 MHz, at 50-mVPP noise at 50 kHz on supply(1) |
|
–65 |
|
dBc |
|
Power supply rejection ratio |
f = 10 kHz,VCNTL = 0 V (high gain), AVDD |
|
–40 |
|
dBc |
f = 10 kHz,VCNTL = 0 V (high gain), AVDD_5V |
|
–55 |
|
dBc |
f = 10 kHz,VCNTL = 1 V (low gain), AVDD |
|
–50 |
|
dBc |