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A24 FRAC-N/DIVIDER (ESG-AP & ESG-DP SERIES)
A24 FRAC-N/DIVIDER (ESG-AP & ESG-DP SERIES)
sk771b
F
ABUS
ABUS
ABUS
VCO TUNE
4 T0 25V
500-1000 MHz
LOOP GAIN
FRAC-N SYNTHESIZER
DAC
Loop Filter
&
Lead/Lag
OUT OF LOCK
DETECTOR
VCO
Frac-N
Divide
+10 V
2
5 MHz
LOOP
0.02 to -10.1 V
VCO FM
(NOT USED)
10 MHz SYNTH
P3-15
FROM REFERENCE ASSY
P1-6
F/2
VCO
BIAS
LOOP BW
CONTROL
MOD_STRB
P1-20
FROM MOTHERBOARD
CPU ASSY
J5-54
J2 OUT
TO
SAMPLER Bd.
»+6 dBm
500-1000 MHz
DIGITAL INTERFACE
FROM MOTHERBOARD/CPU ASSY
J5-26
FROM MOTHERBOARD/CPU ASSY
J5-20
FROM MOTHERBOARD/CPU ASSY
J5-23
SERIAL I/O
INT 1
INT 2
INT 3
INT 4 (SERIAL DATA)
CLK
ENABLE/INTERRUPT
CLK
DATA
ENABLE/INTERRUPT
L_OUT OF LOCK
NOT USED
NOT USED
SER_DATA_OUT
(FRAC-N DIVIDER)
CLK
SELECT
DATA
EEPROM
P2-24
P2-25
P2-11
DIGITAL
CONTROL
DATA
ABUS_LOOP
ABUS_TUNE
ABUS_10V
ABUS_F/Z
ABUS_RF_OUT
ABUS_FM
ABUS_-10V
MUX
ABUS
OUT
P2-9
ABUS
ABUS
POWER SUPPLY INPUTS
REG
+10V
P2-5,20
P2-14,29
P2-4,19
P2-3,18
P2-2,17
P2-1,16
P2-15,30
+15VF
+10V
9.9 TO 10.1V
+32VF
+10V REF
+9V
+5.2VF
-5.2VF
-6VF
-15V
ANALOG COMMON
DIGITAL COMMON
P2-7
P2-6,21
FILTER
FILTER
FILTER
FILTER
FILTER
FILTER
REG
REG
REG
REG
REG
REG
+5VOLT
REGULATORS
+5_REF
+5V_PRE_A
+5V_PRE_B
+5V_SD
+5_PD1
+5_PD2
-10VF
+10VF
-10V REF
ABUS_-10V
ABUS
FM
DAC
DAC
A/D
CONVERTER
FM
ATTENUATORS
FM SUB SYSTEM
FM IN-BAND
FM OUT-OF BAND
FM INPUT
P1-11
FROM REFERENCE ASSY
P3-11
3
MODULATOR
YTO-FM
P1-10
TO YIG
DRIVER
J3
DIVIDER
2
4
8
16
J1
INPUT FROM
YTO DRIVER
4-8 GHz
» +1dBm
PROGRAMMABLE DIVIDER
.25 - 4 GHz
» 5dBm
2.4-4 GHz
1.55-2.4 GHz
1-1.55 GHz
628-1000 MHz
396-628 MHz
250-396 MHz
MAX LOSS=6dB
SWITCHED
FILTERS
PRE-LEVEL MOD
OUTPUT AMPLIFIER
PRE_LEVEL_MOD_DRIVE
P3-17
» -10dBm
+10dB
ABUS_RF_OUT
J6
.25-4GHz TO
OUTPUT BOARD
»0 dBm
ABUS
FROM OUTPUT ASSY
3dB
8.5 GHz LPF
DC gain=20
-1