PRELIMINARY
CM3121
Ordering Information
PART NUMBERING INFORMATION
Standard Finish
Lead-free Finish
Ordering Part
Number1
Ordering Part
Leads
Package
Part Marking
Number1
Part Marking
8
PSOP-8
CM3121-02SB
CM3121 02SB
CM3121-02SH
CM3121 02SH
Note 1: Parts are shipped in Tape & Reel form unless otherwise specified.
Specifications
ABSOLUTE MAXIMUM RATINGS
PARAMETER
RATING
UNITS
ESD (Human Body Model)
V
2000
Pin Voltages
VCC
[GND - 0.6] to [+6.5]
[GND - 0.6] to [VCC + 0.6]
V
V
EN_DDR, SENSE_VDDQ, SENSE_VTT
Storage Temperature Range
-40 to +150
°C
Operating Temperature Range
Ambient
Junction
-40 to +85
0 to +125
°C
°C
STANDARD OPERATING CONDITIONS
PARAMETER
RATING
UNITS
Ambient Operating Temperature Range
1. VDDQ Regulator
-40 to +85
°C
DDR-I Supply Voltage VCC
DDR-II Supply Voltage VCC
[VDDQ + 0.3] to 3.6
2.2 to 2.8
V
V
Load Current (note 1)
CCC, CDDQ
0 to 1500
10, 10
mA
µF
2. VTT Regulator
DDR-I Supply Voltage VDDQ
DDR-II Supply Voltage VDDQ
DDR-I Load Current
DDR-II Load Current
CTT
2.3 to 2.8
1.7 to 1.9
V
V
mA
mA
µF
0 to 500
0 to 300
47
Note 1: The VDDQ regulator provides power for both the memory load and the VTT regulator, supplying a total of 1.5A to the VDDQ
and VTT outputs. For example, if the VDDQ load current is 1.2A, then the maximum VTT load current will be 0.3A, regardless
of the actual VTT output current rating.
© 2004 California Micro Devices Corp. All rights reserved.
11/12/04 430 N. McCarthy Blvd., Milpitas, CA 95035-5112
●
Tel: 408.263.3214
●
Fax: 408.263.7846
●
www.calmicro.com
3
CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
