ISL6539CA Intersil, ISL6539CA Datasheet - Page 3
![IC CTRLR DDR DRAM, SDRAM 28QSOP](/photos/28/17/281740/28-qsop_m28_sml.jpg)
ISL6539CA
Manufacturer Part Number
ISL6539CA
Description
IC CTRLR DDR DRAM, SDRAM 28QSOP
Manufacturer
Intersil
Datasheet
1.ISL6539CAZ.pdf
(20 pages)
Specifications of ISL6539CA
Applications
Controller, DDR DRAM, SDRAM
Voltage - Input
3.3 ~ 18 V
Number Of Outputs
2
Voltage - Output
0.9 ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
28-QSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ISL6539CA
Manufacturer:
INTERSIL
Quantity:
30
Part Number:
ISL6539CAZ
Manufacturer:
INTERSIL
Quantity:
20 000
Part Number:
ISL6539CAZ-T
Manufacturer:
INTERSIL
Quantity:
20 000
Generic Application Circuits
5.0V TO 15V
3.3V OR
5.0V TO 15V
VREF
3.3V OR
V
IN
V
IN
5V
FIGURE 2. ISL6539 APPLICATION CIRCUIT FOR COMPLETE DDR MEMORY POWER SUPPLY
5V
FIGURE 1. ISL6539 APPLICATION CIRCUIT FOR TWO CHANNEL POWER SUPPLY
3
PG2/VREF
OCSET1
DDR
VCC
OCSET2
EN2
OCSET1
EN1
DDR
VCC
EN2
EN1
PWM1
PWM2
PWM1
PWM2
ISL6539
OCSET2
Q1
Q2
Q2
Q1
L1
C1
L1
+
C1
+
Q4
Q3
Q3
Q4
L2
C2
L2
+
C2
+
VDDQ
VTT
V
V
OUT1
OUT2
April 29, 2010
FN9144.6