DATA SHEET • SKY77500
IPAC™ FEM FOR QUAD-BAND GSM / GPRS
Table 4. SKY77500 Electrical Specifications (1) (6 of 9)
DCS1800 Mode (f = 1710 to 1785 MHz and PIN = 0 to 6 dBm)
Parameter
Symbol
Test Condition
Min.
Typ.
Max.
Units
Frequency range
f
—
—
—
1710
0
—
—
—
1785
6
MHz
dBm
V
Input power
PIN
VAPC
Analog power control voltage
0.4
2.1
VCC = 3.5 V
POUT = 30 dBm
PAC ENABLE > 2.0 V
pulse width 577 µs
duty cycle 1:8
Power Added Efficiency
2nd to 7th harmonics
PAE
35
40
—
%
TCASE = +25 °C
2fO to 7fO
POUT
BW = 3 MHz, 0 dBm ≤ POUT ≤ 30 dBm
—
–45
–33
—
dBm
VCC = 3.5 V
TCASE = +25 °C
30.0
31.0
VCC = 2.9 V
PAC ENABLE > 2.0 V
TCASE = –20 °C to +100 °C
(See Table 2 for multislot.)
PIN = 0 dBm
POUT MAX LOW VOLTAGE
27.5
29.5
—
Output power
dBm
VCC = 4.8 V
PAC ENABLE > 2.0 V
TCASE = –20 °C to +100 °C
(See Table 2 for multislot.)
PIN = 0 dBm
POUT MAX HIGH VOLTAGE
27.5
—
33.5
1.5:1
–60
—
2:1
–23
Input VSWR
ΓIN
POUT = 0 to 30 dBm controlled by VAPC
—
PIN = 6 dBm
VAPC ≤ 0.3 V
PAC ENABLE ≥ 2.0 V
TX_RX ≤ 0.5 V
POUT ENABLED_RX
—
Mode = DCS_RX (See Table 3)
PIN = 6 dBm
VAPC ≤ 0.3 V
PAC ENABLE ≤ 0.2 V
TX_RX ≤ 0.2 V
(5)
Forward isolation
dBm
POUT STANDBY
—
–60
–50
Mode = DCS_RX (See Table 3)
PIN = 6 dBm
VAPC ≤ 0.3 V
PAC ENABLE ≥ 2.0 V
TX_RX ≥ 2.0 V
POUT ENABLED_TX
CDCSTX-RX_fO
—
—
–35
3
–5
3
Mode = DCS_TX (See Table 3)
Measured at all RX outputs
0 dBm ≤ POUT ≤ +30 dBm
Mode = DCS_TX (See Table 3)
Coupling of DCS TX output to Receive RF
output pins
dBm
µs
(5)
Time from POUT = –10 dBm to within
0.5 dB of POUT = 0 dBm
—
—
—
0.5
0.8
1.2
3.0
1.1
1.5
Time from POUT = –10 dBm to within
0.5 dB of POUT = +20.0 dBm
(4)
Open Loop Switching time
τRISE
Time from POUT = –10 dBm to within
0.5 dB of POUT = +30 dBm
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
May 16, 2005 • Skyworks Proprietary information. • Products and product information are subject to change without notice. • 103146A
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