ISL6225CA Intersil, ISL6225CA Datasheet - Page 3

• Manufacturer Part Number: ISL6225CA
• Description: IC CTRLR DDR DRAM, SDRAM 28QSOP
• Manufacturer: Intersil

Specifications of ISL6225CA

• Applications: Controller, DDR DRAM, SDRAM
• Voltage - Input: 5 ~ 24 V
• Number Of Outputs: 2
• Voltage - Output: 0.9 ~ 5.5 V
• Operating Temperature: -10°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Absolute Maximum Ratings
Bias Voltage, V
Input Voltage, V
PHASE, UGATE Voltage . . . . . . . . . . . . . . GND-5V (Note 3) to 33V
BOOT, ISEN Voltage . . . . . . . . . . . . . . . . . . . . GND-0.3V to +33.0V
BOOT with respect to PHASE . . . . . . . . . . . . . . . . . . . . . . . . .+ 6.5V
All Other Pins . . . . . . . . . . . . . . . . . . . . . . GND -0.3V to V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2
Recommended Operating Conditions
Bias Voltage, V
Input Voltage, V
Ambient Temperature Range . . . . . . . . . . . . . . . . . . . .-10°C to 85°C
Junction Temperature Range. . . . . . . . . . . . . . . . . . .-10°C to 125°C
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
Electrical Specifications
V
Bias Current
Shut-down Current
V
Rising V
Falling V
V
Input Voltage Pin Current (Sink)
Input Voltage Pin Current (Source)
Shut-down Current
OSCILLATOR
PWM1 Oscillator Frequency
Ramp Amplitude, pk-pk
Ramp Amplitude, pk-pk
Ramp Offset
Ramp/V
Ramp/V
REFERENCE AND SOFT-START
Internal Reference Voltage
Reference Voltage Accuracy
Soft-Start Current During Start-up
Soft-Start Complete Threshold
3. 200ns transient.
4. θ
CC
CC
IN
JA
SUPPLY
UVLO
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
IN
IN
CC
CC
Gain
Gain
Threshold
Threshold
IN
CC
CC
IN
PARAMETER
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +27.0V
. . . . . . . . . . . . . . . . . . . . . . . . . . . +5.0V to +24.0V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+ 6.5V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5.0V ±5%
3
Recommended Operating Conditions, Unless Otherwise Noted.
SYMBOL
V
I
V
V
I
I
G
G
V
I
CCSN
SOFT
I
VINO
V
V
V
VINS
ROFF
I
F
CCU
CCD
VIN
CC
REF
RB1
RB2
R1
R2
ST
C
CC
+ 0.3V
LGATEx, UGATEx Open, VSENx forced above
regulation point, DDR = 0, VIN > 5V
V
V
By design
V
1 ≤ V
By design
IN
IN
IN
= 16V, by design
= 5V, by design
≥ 3V, by design
ISL6225
IN
≤ 3V, by design
TEST CONDITIONS
Thermal Information
Thermal Resistance (Typical, Note 4)
Maximum Junction Temperature (Plastic Package) . . . . . . . . 150°C
Maximum Storage Temperature Range . . . . . . . . . . . -65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300°C
(SSOP - Lead Tips Only)
SSOP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MIN
255
-1.0
4.3
4.1
10
-
-
-
-
-
-
-
-
-
-
-
-
TYP
4.65
4.35
1.25
300
125
250
2.2
-15
0.5
0.9
1.5
-5
2
-
-
-
-
MAX
+1.0
4.75
4.45
345
3.2
-30
30
30
1
December 28, 2004
-
-
-
-
-
-
-
-
θ
JA
UNITS
mV/V
mV/V
FN9049.7
(°C/W)
78
kHz
mA
µA
µA
µA
µA
µA
%
V
V
V
V
V
V
V