8648C AGILENT TECHNOLOGIES, 8648C Datasheet - Page 20

• Manufacturer Part Number: 8648C
• Description: SIGNAL GENERATOR FREQUENCY/PULSE, 3.2GHZ
• Manufacturer: AGILENT TECHNOLOGIES

Specifications of 8648C

• Signal Generator Type: Signal
• Bandwidth: 3.2GHz
• Modulation Type: AM, FM, Phase
• Supply Voltage Range: 90V To 264V
• External Height: 165mm
• External Width: 330mm
• External Depth: 368mm
• Lead Free Status / RoHS Status: na

20
Multichannel Multicarrier 3GPP
W-CDMA personality
(Option 100, ESG-DP and ESG-D series only)
Supports R99 March 2001 3GPP W-CDMA standard. Provides
partially coded data for component test applications.
Chip rates
Frame duration
Filters
W-CDMA
Nyquist, root Nyquist
Gaussian
IS-95
IS-2000
Custom FIR
Rectangle
APCO 25 c4FM
Reconstruction filters
I/Q mapping
Clipping
Downlink
Modulation
Pre-defined channel configurations (partially coded)
User-defined channel parameters
Clip location
Clipping type
Clipping range
1 DPCH
3 DPCH
Test Model 1
Test Model 2
Test Model 3
Test Model 4
Symbol rates
Number of channels
Spreading code
Channel power
tDPCH offset
Scrambling code
Scramble types
Data pattern
TPC power
TPC value
TFCI field
TFCI value
TFCI power
Pilot power
Pilot bits
PCCPCH + SCH
PCCPCH + SCH + 1 DPCH
PCCPCH + SCH + 3 DPCH
3.84 Mchips/sec ± 10%
10 ms
B
Up to 256 coefficients, 16-bit
resolution
250 kHz, 2.5 MHz
8.0 MHz, and through
Normal, invert
Pre-or post-FIR filter
|I+jQ|, |I| and |Q|
10% to 100%
(Clip the modulation level to a
percentage of full scale. A level
of 100% equates to no clipping.)
QPSK
with 16, 32, or 64 DPCH
with 16 or 32 DPCH
7.5, 15, 30, 60, 120, 240, 480, or 960 ksps
Up to 512
0 to 511
0 to –40 dB, 0.01 dB resolution
0 to 149
0 to 511
Standard, left alternate, right
alternate
Random, 00 to FF (HEX), PN9
–20 to 20 dB relative to channel
power
0–5555
On /Off
0–1023
–20 to 20 dB relative to channel
power
–20 to 20 dB relative to channel
power
4 or 8
b
= 0.22
= 0 to 1
T = 0 to 1
Channel Types
Multicarrier
Uplink
Modulation
Pre-defined channel configurations (partially coded)
User-defined channel parameters
Error vector magnitude
1.8 GHz < f
1 DPCH
Adjacent channel power
1.8 GHz < f
1 DPCH
Test Model 1 (–50 dBc)
+ 64 DPCH
Alternate channel power
1.8 GHz < fc < 2.2 GHz, default W-CDMA filters, 3.84 Mcps chip
rate,
10 MHz offset
1 DPCH
Test model 1 + 64 DPCH
1. Parentheses denote typical performance.
2. Valid for 23 ± 5 °C.
4 dBm, ( 7 dBm with Option UNB)
–2 dBm, ( 0 dBm with Option H99), 5 MHz offset
(downlink)
(uplink)
Number of carriers
Frequency offset (per carrier) Up to ±7.5 MHz
Offset resolution
Carrier power (per carrier)
1 DPCCH
DPCCH + 1 DPDCH
DPCCH + 2 DPDCH
DPCCH + 3 DPDCH
DPCCH + 4 DPDCH
DPCCH + 5 DPDCH
Symbol rates
Number of DPDCH
Spreading code
Scrambling code
Second DPDCH
Channel power
Data pattern
FBI bits
channels
orientation
-2 dBm (0 dBm with Option H99 and baseband filter ON),
c
c
< 2.2 GHz, default W-CDMA filters, 3.84 Mcps chip rate,
< 2.2 GHz, default W-CDMA filters, 3.84 Mcps chip rate,
Electronic
attenuator
(standard)
(–58 dBc)
(–58 dBc)
(–55 dBc)
Mechanical
attenuator
(Option UNB)
1
PSCH, SSCH, CPICH, DPCH
PICH, OCNS, PCCPCH, SCCPCH,
DPCCH, DPDCH
OCQPSK (HPSK)
15 ksps, spread code 0
960 ksps, spread code 1
960 ksps, spread code 1
960 ksps, spread code 2
960 ksps, spread code 2
960 ksps, spread code 3
15, 30, 60, 120, 240, 480, or 960 ksps
6
0 to 511, symbol rate
1 to 1FFFFFFFFFF, common for all
channels
I or Q
0 to –60 dB
Random, 00 to FF (HEX), PN9
0–2
1,2
1,2
Up to 4 (user defined, individually
configurable)
< 1 Hz
0 dB to –40 dB
(2.3%)
–64 (–66 dBc)
–60 (–63 dBc)
Low ACP
(Option H99)
–70 (–72 dBc)
–66 (–68 dBc)
Low ACP
(Option H99
Rev B)