PM6670S STMicroelectronics, PM6670S Datasheet - Page 10

• Manufacturer Part Number: PM6670S
• Description: IC CTLR DDR2/3 MEM PS VFQFPN-24
• Manufacturer: STMicroelectronics

Specifications of PM6670S

• Applications: Memory, DDR2/DDR3 Regulator
• Current - Supply: 800µA
• Voltage - Supply: 4.5 V ~ 36 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-VFQFN, 24-VFQFPN
• For Use With: 497-8411 - BOARD EVAL PM6670S DDR2/3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical characteristics
4
Table 6.
10/54
Supply section
ON-time (SMPS)
OFF-time (SMPS)
Voltage reference
Symbol
t
OFFMIN
UVLO
I
I
t
STR
I
ON
SH
IN
Operating current
Operating current in STR
Operating current in
shutdown
AVCC under voltage lockout
upper threshold
AVCC under voltage lockout
lower threshold
UVLO hysteresis
On-time duration
Minimum Off time
Voltage accuracy
Load regulation
Undervoltage lockout fault
threshold
Electrical characteristics
T
otherwise specified
Electrical characteristics
a. T
A
= 0 °C to 85 °C, VCC = AVCC = +5 V and LDOIN connected to VDDQ output if not
(not production tested)
A
= T
Parameter
J
. All parameters at operating temperature extremes are guaranteed by design and statistical analysis
(a)
S3, S5, MODE and DDRSEL
connected to AVCC, no load on VTT
and VTTREF outputs.
VCC connected to AVCC
S5, MODE and DDRSEL connected
to AVCC, S3 tied to SGND, no load
on VTTREF.
VCC connected to AVCC
S3 and S5 tied to SGND.
Discharge mode active.
VCC connected to AVCC
MODE and
DDRSEL
high,
V
4.5 V < V
-50 μA< I
VSNS
Doc ID 14432 Rev 4
=
2 V
IN
VREF
Test condition
< 25 V
< 50 μA
VOSC = 300 mV
VOSC = 500 mV
1.224
3.85
Min
650
390
4.1
70
-4
Values
1.237
4.25
Typ
450
300
750
800
0.8
0.6
4.0
1
1.249
Max
850
510
350
4.4
4.1
10
2
1
4
PM6670S
Unit
mA
mV
mV
μA
ns
ns
V
V