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| 型號： | SA1638 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Low voltage IF I/Q transceiver |
| 中文描述： | 低電壓中頻I / Q收發(fā)器 |
| 文件頁數(shù)： | 5/26頁 |
| 文件大小： | 291K |
| 代理商： | SA1638 |
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Philips Semiconductors
Product specification
SA1638
Low voltage IF I/Q transceiver
1997 Sept 03
5
ABSOLUTE MAXIMUM RATINGS
SYMBOL
V
CC
XXX
Supply voltages: V
CC
TxRx, V
CC
DIG, V
CC
CP
V
BATT
Battery voltage
V
IN
Voltage applied to any other pin
VG
Any GND pin to any other GND pin
P
D
Power dissipation, T
A
= 25
°
C (still air)
T
JMAX
Maximum operating junction temperature
P
MAX
Maximum power input/output
T
STG
Storage temperature range
PARAMETER
RATING
-0.3 to +6.0
-0.3 to +8.0
-0.3 to (V
CCXXX
+0.3)
0
300
150
+20
–65 to +150
UNITS
V
V
V
V
mW
°
C
dBm
°
C
NOTE:
1. Maximum dissipation is determined by the operating ambient temperature and the thermal resistance,
θ
JA
. 48-pin LQFP:
θ
JA
= 67
°
C/W.
RECOMMENDED OPERATING CONDITIONS
SYMBOL
V
CC
XXX
Supply voltages: V
CC
TxRx, V
CC
DIG
V
CC
CP
Charge pump supply voltage
V
BATT
Battery voltage
T
A
Operating ambient temperature range
PARAMETER
RATING
2.7 to 5.5
2.9 to 5.5
3.3 to 7.5
-40 to +85
UNITS
V
V
V
°
C
Voltage Regulators
T
A
= 25
°
C, P
ON
= 3V, P
ON
RX = 0V, PDTX = 3V, P
ON
PLL = 0V, V
BATT
= 3.3V, I
OUT
1 = I
OUT
2 = 15mA, V
REG
1 connected to V
CC
TxRx, V
REG
2
connected to V
REG
F2; V
CC
DIG = V
CC
CP = 3V; unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
Typ
UNITS
Min
–3
σ
+3
σ
Max
V
REG
1,
V
REG
2
V
BATT
Nominal V
OUT
2.85
2.93
3.00
3.07
3.15
V
3.3
7.5
V
I
OUT
1, I
OUT
2
Maximum output current for each
regulator
1
Supply current for both regulators
Power-down supply current
V
REG
1 cap load
V
REG
2 cap load
Line regulation
Load regulation
Bandwidth
Feedthrough attenuation from P
ON
to
each regulator
30
mA
I
BATT
I
BATT PD
C
REG
1
2
C
REG
2
2
LINEREG
LOADREG
BW
I
LOAD
= 0mA
P
ON
= 0V, I
LOAD
= 0mA
4.3
7.7
5
9
5.7
10.3
7
15
1000
500
0.4
5
mA
μ
A
μ
F
μ
F
%
%
kHz
0.1
0.1
–0.4
–5
100
DC, V
BATT
= 3.3V to 7.5V
I
LOAD
= 15mA to 30mA
–0.2
–0.37
0.001
-0.17
0.2
0.03
F
PON
≤
-40
dB
F
REG
Feedthrough attenuation from V
BATT
to
each regulator
f
≤
100kHz
f = 10MHz
f = 100MHz
f = 400MHz
≤
-61
≤
-32
≤
-37
≤
-48
10
dB
t
ON
Turn ON time
μ
s
NOTES:
1. At T
j
≥
150
°
C a thermal switch reduces the output current to avoid damage.
2. Recommended load capacitors: In every case C
REG
1 = C
REG
2 = 100nF to ground with series resistance
≤
0.1
. Additional capacitor
optional
≤
1000
μ
F with series resistance
≤
5
. The low series resistance is very important to ensure regulator stability.
3. Standard deviations are based on the characterization results of 90 ICs.
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