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Электронный компонент: MAX2307

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General Description
The MAX2307 is an integrated RF upconverter-driver
optimized for the Japanese cellular frequency band. It
can also be used for applications in the US cellular and
ISM bands. Its low current consumption (15mA at
-15dBm output) extends the average talk time.
The image rejection is done using only two external
inductors at the upconverter output because the image
frequency in Japanese cellular phones is typically
330MHz away. This realizes the image rejection with no
current consumption penalty and only two inexpensive
off-chip components, saving cost and valuable board
space.
The MAX2307 has a separate shutdown control for the
LO buffer to minimize VCO pulling. It comes in an ultra-
small 3
4 ultra-chipscale package (UCSP).
Applications
Cellular Handsets
cdmaOneTM Handsets
ISM Band
Features
o Ultra-Small Implementation Size
o Low Off-Chip Component Count
o 15mA at -15dBm P
OUT
o 34mA at +6.5dBm P
OUT
and -53dBc ACPR
o <1A Shutdown Mode
o Separate Shutdown for LO Buffer
o No External Logic Interface Circuitry Required
MAX2307
Low-Power Cellular Upconverter-Driver
________________________________________________________________ Maxim Integrated Products
1
TOP VIEW (BUMPS ON BOTTOM)
A
B
C
1
2
3
4
VCC
VCC
MIXP
VCC
MIXM
GND
RFOUT
GND
IFINP
IFINM
SHDN
LOIN/
SHDNLO
GC
Pin Configuration
19-1897 Rev 0; 1/01
EVALUATION KIT MANUAL
FOLLOWS DATA SHEET
Ordering Information
PART
TEMP. RANGE
PIN-PACKAGE
MAX2307EBC
-40
C to +85C
3
4 UCSP
For price, delivery, and to place orders, please contact Maxim Distribution at 1-888-629-4642,
or visit Maxim's website at www.maxim-ic.com.
Block Diagram
V
CC
V
CC
VCCMIXP A2
A3 VCCMIXM
B1
IFINM
IFINP
C3
C2
C4
B3
B4
RFOUT
GC
SHDN
SHDNLO
LOIN/SHDNLO
LOIN
BIAS
CTRL2
BIAS
CTRL
cdmaOne is a trademark of CDMA Development Group.
MAX2307
Low-Power Cellular Upconverter-Driver
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
DC ELECTRICAL CHARACTERISTICS
(V
CC
= +2.8V to +4.2V, T
A
= -40
C to +85C, no RF/IF signals applied, V
SHDN
= V
SHDNLO
= +1.8V. Typical values are at V
CC
=
+3.0V, T
A
= +25
C, unless otherwise noted).
Stresses beyond those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
V
CC
, RFOUT to GND .............................................-0.3V to +5.5V
SHDN to GND.............................................-0.3V to (V
CC
+ 0.3V)
RF, IF Input Power ..............................................................0dBm
Continuous Power Dissipation (T
A
= +70
C)
3
4 UCSP (derate 80mW/
C above +70C) .................628mW
Operating Temperature Range ...........................-40
C to +85C
Junction Temperature ......................................................+150
C
Storage Temperature Range .............................-65
C to +160C
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Voltage
V
CC
2.8
4.2
V
Shutdown Supply Current
I
CC
SHDN = SHDNLO = 0.6V
0.1
20
A
Standby Supply Current
I
CC
SHDN = 0.6V, SHDNLO = 1.8V
2.5
4
mA
V
GC
= 2.2V, P
OUT
= +6.5dBm
33.5
42
V
GC
= 2.2V, P
OUT
= +2dBm
29.5
38
Supply Current (Note 1)
I
CC
V
GC
= 0.5V
14
20
mA
S upp l y C ur rent w i th N o RF Dr i ve
I
CC
V
GC
= 2.2V
28
36.5
mA
Gain Control Voltage
V
GC
0
3.0
V
SHDN, SHDNLO Logic High
1.8
V
SHDN, SHDNLO Logic Low
0
0.6
V
SHDN, SHDNLO Logic Current
High
1
A
SHDN, SHDNLO Logic Current
Low
1
A
MAX2307
Low-Power Cellular Upconverter-Driver
_______________________________________________________________________________________
3
AC ELECTRICAL CHARACTERISTICS
(MAX2307 Evaluation Kit, V
CC
= +2.8V to +4.2V, T
A
= -40
C to +85C, f
RF
= 887MHz to 925MHz, f
LO
= 722MHz to 760MHz, f
IF
=
165MHz, P
IFIN
= -20dBm, P
LOIN
= -15dBm, V
SHDN
= V
SHDNLO
= +1.8V, 50
system. Typical values are at V
CC
= 3.0V, V
SHDN
=
V
SHDNLO
= 1.8V, f
RF
= 906MHz, T
A
= +25
C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
RF Frequency Range (Note 2)
887
925
MHz
V
GC
= 2.2V, V
CC
= 3.0V, T
A
= +25
C
21.5
24.5
27.5
Power Gain
G
V
GC
= 2.2V, V
CC
= 2.8V to 4.2V, T
A
= T
MIN
to
T
MAX
17
24.5
32.5
dB
Output Power
P
OUT
V
GC
= 2.2V, ACPR
-53dBc, ALT -65dBc
4.5
6.5
dBm
LO Input Power Level
-15
-12
-5
dBm
Gain Control Range
V
GC
= 0.5V to 2.2V, P
IFIN
= -30dBm
18
23
dB
Gain Control Slope (Note 3)
V
GC
= 0.5V to 2.2V, P
IFIN
= -30dBm
32
36
dB/V
Adjacent Channel Power Ratio
ACPR1
Offset =
885kHz in 30kHz BW
-53
dBc
Alternate Channel Power Ratio
ACPR2
Offset =
1.98MHz in 30kHz BW
-65
dBc
P
OUT
= 6.5dBm
-134
-131
RX Band Noise Power
(Note 4)
P
NOISE
P
IFIN
= -50dBm, V
GC
= 0.5V
-147
dBm/Hz
LO Leakage
P
OUT
from +6.5dBm to -8dBm
-43
-30
dBc
Image Leakage (Note 1)
P
OUT
from 6.5dBm to -8dBm, f
RF
= 887MHz to
925MHz, f
IMAGE
= 557MHz to 595MHz
-40
-25
dBc
Note 1: Minimum and maximum limits are guaranteed by design and characterization.
Note 2: See Typical Operating Characteristics for operation outside this frequency range.
Note 3: Slope measured with V
GC
= +0.5V and V
GC
= +0.8V.
Note 4: f
RF
= 925MHz, noise measured at 870MHz.
MAX2307
Low-Power Cellular Upconverter-Driver
4
_______________________________________________________________________________________
Typical Operating Characteristics
(MAX2307 Evaluation Kit, V
CC
= +2.8V, V
GC
= 2.2V, V
SHDN
= V
SHDNLO
= V
CC
, f
RF
= 906MHz, f
IF
= 165MHz, f
LO
= 741MHz,
T
A
= +25
C, unless otherwise noted.)
0.3
0.5
0.4
0.7
0.6
0.8
0.9
2
4
3
5
6
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX2307 toc01
V
CC
(V)
SHUTDOWN SUPPLY CURRENT (
A)
T
A
= +25
C
T
A
= +85
C
T
A
= -40
C
NO RF SIGNALS APPLIED
V
GC
= 0
24
27
26
25
28
29
30
31
32
33
34
-10
-6
-8
-4
-2
0
6
TOTAL SUPPLY CURRENT vs.
OUTPUT POWER
MAX2307 toc02
P
OUT
(dBm)
TOTAL SUPPLY CURRENT (mA)
2
4
T
A
= -40
C
T
A
= +25
C
T
A
= +85
C
V
GC
= 2.2V
10
16
13
22
19
28
25
31
0
1.0
1.5
0.5
2.0
2.5
3.0
TOTAL SUPPLY CURRENT vs.
GAIN CONTROL VOLTAGE
MAX2307 toc03
V
GC
(V)
TOTAL SUPPLY CURRENT (mA)
NO RF SIGNALS APPLIED
T
A
= +25
C
T
A
= +85
C
T
A
= -40
C
10
15
25
20
30
35
840
880
860
900
920
940
960
CONVERSION GAIN vs. RF FREQUENCY
MAX2307 toc04
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
P
IFIN
= -30dBm
T
A
= +25
C
T
A
= +85
C
T
A
= -40
C
17
20
19
18
21
22
23
24
25
26
27
840
880
860
900
920
940
960
CONVERSION GAIN vs. RF FREQUENCY
MAX2307 toc05
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
P
IFIN
= -30dBm
V
CC
= +4.2V
V
CC
= +2.8V
V
CC
= +3.3V
-30
-10
-20
10
0
30
20
40
0
1.0
1.5
0.5
2.0
2.5
3.0
CONVERSION GAIN vs.
GAIN CONTROL VOLTAGE
MAX2307 toc06
V
GC
(V)
CONVERSION GAIN (dB)
T
A
= +25
C
T
A
= +85
C
T
A
= -40
C
P
IFIN
= -30dBm
15
21
18
27
24
33
30
-17
-13
-11
-15
-9
-7
-5
CONVERSION GAIN vs.
LO INPUT POWER
MAX2307 toc07
P
LOIN
(dBm)
CONVERSION GAIN (dB)
T
A
= -40
C
T
A
= +25
C
T
A
= +85
C
P
IFIN
= -30dBm
6.4
6.7
6.5
6.9
6.8
7.0
7.1
885
905
895
915
925
OUTPUT POWER vs. RF FREQUENCY
MAX2307 toc08
RF FREQUENCY (MHz)
P
OUT
(dBm)
ACPR
-53dBc
ALT1
-65dBc
6.6
MAX2307
Low-Power Cellular Upconverter-Driver
_______________________________________________________________________________________
5
-100
-90
-80
-70
-60
-50
-40
-30
-20
-8
-5
-2
1
4
7
ACPR AND ALT vs. OUTPUT POWER
MAX2307 toc10
P
OUT
(dBm)
ACPR AND ALT1 (dBc)
ACPR:
A. T
A
= +85
C
B. T
A
= +25
C
C. T
A
= -40
C
ALT1:
D. T
A
= +85
C
E. T
A
= +25
C
F. T
A
= -40
C
VARYING P
IFIN
,
V
GC
= +2.2V
B
A
D
C
E
F
-137.0
-136.0
-136.5
-135.0
-135.5
-134.0
-134.5
-133.5
880
900
890
910
920
930
RX BAND NOISE POWER
vs. RF FREQUENCY
MAX2307 toc12
f
RF
(MHz)
RX BAND NOISE POWER (dBm/Hz)
T
A
= +25
C
T
A
= +85
C
T
A
= -40
C
-155
-150
-140
-145
-135
-130
-40
-30
-50
-20
-10
0
10
RX BAND NOISE POWER vs.
OUTPUT POWER
MAX2307 toc13
P
OUT
(dBm)
RX BAND NOISE POWER (dBm/Hz)
T
A
= -40
C
T
A
= +85
C
T
A
= +25
C
-80
-60
-70
-40
-50
-20
-30
-10
-10
-4.5
1.0
6.5
LO LEAKAGE vs. OUTPUT POWER
MAX2307 toc14
P
OUT
(dBm)
LO LEAKAGE (dBc)
f
RF
= 906MHz
f
RF
= 887MHz
f
RF
= 925MHz
-80
-60
-70
-40
-50
-20
-30
-10
-10
-4.5
1.0
6.5
LO LEAKAGE vs. OUTPUT POWER
MAX2307 toc15
P
OUT
(dBm)
LO LEAKAGE (dBc)
T
A
= +25
C
A = P
LOIN
= -17dBm
B = P
LOIN
= -11dBm
C = P
LOIN
= -5dBm
C
A
B
-80
-60
-70
-40
-50
-20
-30
-10
-10
-4.5
1.0
6.5
LO LEAKAGE vs. OUTPUT POWER
MAX2307 toc16
P
OUT
(dBm)
LO LEAKAGE (dBc)
T
A
= +85
C
A = P
LOIN
= -17dBm
B = P
LOIN
= -11dBm
C = P
LOIN
= -5dBm
C
A
B
-80
-60
-70
-40
-50
-20
-30
-10
-10
-4.5
1.0
6.5
LO LEAKAGE vs. OUTPUT POWER
MAX2307 toc17
P
OUT
(dBm)
LO LEAKAGE (dBc)
T
A
= -40
C
A = P
LOIN
= -17dBm
B = P
LOIN
= -11dBm
C = P
LOIN
= -5dBm
C
A
B
-50
-47
-48
-49
-46
-45
-44
-43
-42
-41
-40
885
895
905
915
925
IMAGE LEAKAGE vs. RF FREQUENCY
MAX2307 toc18
RF FREQUENCY (MHz)
IMAGE SUPPRESSION (dBc)
T
A
= +25
C
T
A
= +85
C
T
A
= -40
C
Typical Operating Characteristics (continued)
(MAX2307 Evaluation Kit, V
CC
= +2.8V, V
GC
= 2.2V, V
SHDN
= V
SHDNLO
= V
CC
, f
RF
= 906MHz, f
IF
= 165MHz, f
LO
= 741MHz,
T
A
= +25
C, unless otherwise noted.)