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參數(shù)資料
| 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)： | 6/26頁 |
| 文件大?。?/td> | 291K |
| 代理商： | SA1638 |
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Philips Semiconductors
Product specification
SA1638
Low voltage IF I/Q transceiver
1997 Sept 03
6
DC ELECTRICAL CHARACTERISTICS
V
CC
TxRx=V
CC
DIG=V
CC
CP=PONRx=PONPLL= +3V; V
EE
DIG = V
EE
CP=GND1=GND2=GND3=PDTx = 0V; T
A
= 25
°
C, unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
TYP
UNITS
MIN
–3
σ
+3
σ
MAX
Supply current
Rx and IF synthesizer active
PONRx = PONPLL = PDTx = Hi
14.4
16
17.6
20
I
CC
Tx and IF synthesizer active
PONRx = PDTx = Low;
PONPLL = Hi
PONRx = PONPLL = Low;
PDTx = Hi
Generated internally
17.4
19.5
21.6
24
mA
Power-down mode
0.068
V
REF
Reference voltage
V
REF
1.39
1.57
5
5
1.75
V
IV
REF
I
SINK
I
SOURCE
μ
A
I
OUT
DC output current
At pins TxIFOUT and
TxIFOUTX
1.5
1.86
2.0
2.14
2.7
mA
Digital inputs (P
ON
)
V
IH
V
IL
Digital inputs (PDTx, P
ON
Rx, P
ON
PLL, P
ON
)
V
IH
High level input voltage range
V
IL
Low level input voltage range
Digital inputs (Clock, Data, Strobe)
V
IH
High level input voltage range
V
IL
Low level input voltage range
Digital outputs (LOCK, AOUT, BOUT)
V
OH
Output voltage HIGH
V
OL
Output voltage LOW
High level input voltage range
Low level input voltage range
2.0
0
V
BATT
0.8
V
V
2.0
0
V
CC
TxRx
0.8
V
V
2.0
0
V
CC
Dig
0.8
V
V
I
O
= -2mA
I
O
= 2mA
V
CC
DIG–0.4
V
V
0.4
AC ELECTRICAL CHARACTERISTICS
V
CC
TxRx=V
CC
DIG=V
CC
CP=PONRx=PONPLL= +3V; V
EE
DIG = V
EE
CP=GND1=GND2=GND3=PDTx = 0V; LO
IN
= 100mV
PEAK
,
800MHz;
CLK
IN
= 100mV
PEAK
, 52MHz; serial registers programmed with default values; T
A
= 25
°
C unless otherwise stated. Test Circuit Figure 8.
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
TYP
UNITS
MIN
–3
σ
+3
σ
MAX
IF Transmit Modulator
BW
Input modulation bandwidth
Common mode range for
baseband inputs
Peak input signal amplitude
200
source impedance
DC at pins ITxIN, ITxINx,
QTxIN, QTxINx
Centered on V
COM
| ITxIn | = | ITxInX | =
| QTxIn | = | QTxInX |
= 0.75V
PEAK;
fin = 20kHz
Between pins: ITxIn and
ITxInX or QTxIn and
QTxInX
At ITxIn, ITxInX,
QTxIn, QTxInX
0.82
0.94
1.06
MHz
V
COM
1
1.5
2
V
V
IN
0.75
V
Third harmonic distortion
1
-61
-57
-53
-40
dB
R
INTx
Input resistance
112
k
C
INTx
Input capacitance
10
pF
Output saturation limit
V
CC
TxRx-0.3
V
I
OUT
RMS output current
| ITxIn | = | ITxInX | =
| QTxIn | = | QTxInX |
= 0.75V
PEAK
| ITxIn | = | ITxInX | =
| QTxIn | = | QTxInX |
= 0.75V
PEAK
; fin = 20k
| ITxIn | = | ITxInX | =
| QTxIn | = | QTxInX |
= 0.75V
PEAK
; fin = 20k
0.6
0.73
0.82
0.91
1.08
mA
S
LO
LO suppression
1
+30
+43
dB
SSB
Sideband suppression
1
+35
+50
dB
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